Photo courtesy Tim Hemm cited at references at the end of these articles. Other Zinsco electrical panel identification and information labels are included in this article. These are also called cheater breakers. Free shipping for many products! The bottom line is that having a Zinsco electrical panel can make . Zinsco electric panels jolley1859 1.6K views 2 years ago How to Upgrade an Electric Meter to 200-Amp Service (Part 1) | This Old House This Old House 2.7M views 8 years ago Hack for AFCI_GFCI. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Aluminum Enters the Picture. So don't assume that all-black breakers can be excluded from this unsafe Zinsco circuit breaker group. It's probably a 15A Zinsco tandem circuit breaker. I wanted corroboration so I could be sure I wasn't buying something that I really didn't need. I also Googled Images for Federal Pacific Electric Panels, and the photos of burned out panels were horrifying. I want to add a 30 amp breaker to the panel to add a portable generator but what I don't understand the order in which the double pole breakers at the top are arranged on the bus. The replacements for zinsco do not make the 35 amp any more. Turn Off the Power on All Circuits 2. single pole, yellow handle. Some Zinsco electrical panels include an embossed "Magnetrip" label in the panel cover (photo, above left). Original breakers were patented in 1950 and labeled "Magnatrip." Five additional patents would be issued for subsequent designs. He's doing a great job. It turns out as I'm reading your article, you cite someone named James Simmons from Mr Electric. Founded by Hubert Miles, Certified Master Inspector. Well I am in the middle of Working From Home in this crazy time! 240V 3 PH LONG 15 3/4 WIDE 27 3/4 $300.00 $102.65 shipping There is no and was no GTE-Sylvania Zinsco electrical panel recall that would help you out with replacement costs. Notice those two vertical strips that connect to two deep slots in the circuit breaker? We have published articles on these other panels in part to solicit field reports & research information. However, they can still be found in older homes and properties built before 1990. I happily agreed and thought it would be a great opportunity to test out my new GoPro 9 in the process. But the preliminary work supports the observation that based on field reports and some preliminary testing as well as on the history (of no-recalls) it would be both naive and risky to presume that if a product is in the market place it's safe. Zinsco panels are known for being unsafe, as they are prone to overheating and arcing. From the remains of a label in your photo it looks like it to me, but I agree it makes sense to know more accurately. Schedule online today and get an additional 10% off of your trip charge! It appears to be less than 10 years old, but with some older breakers in it.still the main should have tripped. So, what breakers are compatible with Zinsco? The Zinsco company was sold to GTE-Sylvania in 1973, which continued to manufacture the Zinsco panel design under the name of Sylvania-Zinsco. 2, 225AMPS Max. An expert who opens the electrical Watch out: the panel looks corroded, rusty, unreliable as a brand-independent hazard, and of course Zinsco breakers and panels are unsafe in any event. And there have never been any recalls initiated on the Zinsco products. as providing "information systems for the European energy industry and utilities. " This site includes photos of what happens if an electrical panel fails. Federal Pacific Electric panels were produced from the mid-1950s well into the 1980s. [Click to enlarge any image], 2. panel or performs further disassembly (DANGER) can further identify the characteristic circuit breaker details but the circuit breaker Some history of Unicorn Industries circuit breakers is at. Pushmatic. Here I'll post a closer-view excerpted from your photo. [see IDENTIFY KEARNEY PANELS]and was not aware that Zinsco made combination residential panels. HISTORY of ZINSCO ELECTRICAL PANELS at https://inspectapedia.com/electric/Zinsco_Electrical_Panels.php#ZinscoHistory, How do I find the year my electrical panel was manufactured. As a result, this made their breakers extremely popular.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'homeinspectioninsider_com-medrectangle-3','ezslot_0',835,'0','0'])};__ez_fad_position('div-gpt-ad-homeinspectioninsider_com-medrectangle-3-0'); In 1973, Zinsco was sold to GTE Sylvania. 3. The Pick M'Amp circuit breaker, designed based on Zinsco's problem circuit breaker and bus design, was produced by Unicorn Industries. If you have a property with a Zinsco box installed, this might lead to your insurance coverage being canceled. The panel label specifically says to use Zinsco circuit breakers. They were once a popular product to have installed in homes. It appears that the present Unicorn Industries has nothing to do with the old meter base in your photo; the current Unicorn describes themselves: Zinsco breakers were frequently labeled with the name Zinsco Magnetrip breakers. The word Magnetrip embossed in the steel electrical panel cover or on data tags in the Zinsco electrical panel. It seems that the problems stem from aluminum parts within the panel. Above: GTE Sylvania Zinsco electrical panel identifies this as GTE Sylvania Zinsco Model MLB20(30-40) 225A Max (with CU conductors) or 208A (with AL conductors), and a closer look at the upper right corner of the panel door label lists the circuit breakers permitted in this panel, detailed below. @Robert shaner, Watch out: this data is drawn from the panel labels of GTE Sylvania electrical panels confirmed to use and be of the Zinsco circuit breaker design. GTE Sylvania Circuit Breakers Type Q, QC, QFP, R38, RC38, & HRGF. We are pleased to credit and link-to contributors. There is live voltage in the panel interior - you could be shocked or killed. Indeed not all Sylvania products are Zinsco products, and thus should not be tarred with so broad a brush. SKU:I37023078. InspectAPedia tolerates no conflicts of interest. Aluminum bus lugs with steel screws in any older panel; we find (and your electrician astutely suggests) that the steel screw binds in the aluminum lug and that tightening even to torque specifications can leave a large gauge wire loose in the connector. Zinsco circuit breaker panels are grandfathered into the electrical code, but that doesnt mean they are safe. Still, if your electrical panel uses the circuit breakers listed here it may be a Zinsco design. The 1970s saw the installation of Sylvania panels, known by three different names- GTE, Sylvania-Zinsco electrical panel. "Had to" is a technical opinion with which I agree. On 2020-12-04 by (mod) Below is an enlargement of the the bus-connection section of a classic Zinsco circuit breaker - showing the difference between these devices. white stickers telling you not to remove those "knockout" pair of opening covers. Re-posting without Joe's advertisement The company was sold in 1973 to GTE- Sylvania, who continued to manufacture breakers and panels to the original Zinsco design for some years; this product line is now discontinued. For a minute I thought we weregood! 3. Electrical panel interior access should be by a licensed and trained electrician. Victor [by private email] 10 September 2015. I can ask Dr Aronstein if he can test this Sylvania - Zinsco electrical panel before we disturb conditions by actually pulling breakers. But current electrical needs have become greater over the years and these panels are simply not up to code. We include photos of Zinsco breaker labels and other markings that identify Zinsco and Kearney electrical equipment. [Click to enlarge any image] Zinsco is considered unsafe and a serious fire hazard without being officially recognized by the Consumer Products Safety Commission (CPSC). There is among electricians an endemic problem common to everyone working in contracting: an unfamiliarity with solid technical research sometimes leads folks to assert that nothing was wrong with product X except that it was the nature of the times in which it was made or installed. US $199.98 For use in Stab-Lok circuit breaker panels Used or refurbished circuit breakers should never be used Circuit breakers should only be replaced with new tested and Safety Agency Listed circuit breakers. US $19.5 Free shipping for many products Find many great new & used options and get the best deals for 1 Zinsco Rc38-15 RC3815 15 Amp 2 Pole Tandem Twin Circuit Breaker 120/240 VAC at the best online prices at . The present invention is directed to a relatively inexpensive circuit breaker of the type commonly used as the main breaker in a household electrical service unit in which the rated capacity can be preset by a plug-in cam element made of inexpensive molded plastic material. (Obsolete, not recommended), Personal communication, J. Aronstein to D. Friedman, 3/6/2006, James P. Simmons: Personal communication and photographs used in this article series, J. Simmons to Daniel Friedman, 3/4/2006, 2/19/2008. Depending on the panels amperage (150A or 200A panels will cost more), additional electrical upgrades may also be necessary. "Basic Housing Inspection," US DHEW, S352.75 U48, p.144, out of print, but is available in most state libraries. Clockwise from upper left: Compare these to other circuit breakers or to other Zinsco breakers in this article series. Concerns raised simply by inspection of your photos include. In 1973, GTE-Sylvania (same owners of Zinsco) introduced their own panel and breaker design. Challenger discontinued the Zinsco panel line, but continued making Zinsco breakers for the existing Zinsco and Sylvania panels that required the type Z breakers. Zinsco breakers are known to not trip in the presence of overcurrent or short circuits. Why Do Zinsco Panels Malfunction? Sometimes that's true. The average cost of replacing a Zinsco service panel is $1,600 to $4,000. What are your thoughts about this panel set-up? Hazards of Zinsco Panels. The Zinsco panel exterior is shown above and in close-up below. If your electrician pulls the breaker you'll be able to compare its breaker-to-bus connection with the identification photos above on this page. Product information Technical Details Additional Information Warranty & Support It looks as if some, but not all of these Zinsco RC38 breakers have their toggles tied together/, These Zinsco circuit breaker toggle or "handle" colors identify the ampacity of the individual circuit breakers as follows. Zinsco panels are unsafe, and we urge homeowners to consider a replacement. The Consumer Products Safety Commission (CSPC) has not issued a recall on many faulty brands due to budget issues and the significant investment required to implement such recalls, and their claim of a lack of supporting evidence. . They have a stigma similar to Federal Pacific as being "outlawed" for. Please bookmark this page to make it easy for you to check back for our response. Watch out: from the panel label and external appearance of the circuit breaker toggle switches, it looks as if as your panel is one of those that are unsafe and should be replaced. Challenger also used FPE and Zinsco Circuit Breakers in many Residential Panels and these are the ones that have had trouble according to many experts. It showed that the central ZINSCO panel and circuit breaker failure problems stem from burn-ups at those clip-to-bus connections. 400 amps - $2,300 to $4,200. Questions & answers about the identification of Zinsco, Sylvania-Zinsco, and Kearney Electrical Panels - Zinsco-look alike Electrical Panels and Circuit Breakers. Hickory Grove, SC for his photos of a Kearney electrical panel. Don't be fooled by its lookalike counterparts; this panel is easily distinguishable with its pastel-colored breakers lined up in a single row. Zinsco or GTE-Sylvania panels were popular electrical panels installed in homes throughout the 1970s. The Zinsco electrical panel problems are well-documented, with extensive field reports concerning the failure of Zinsco and Zinsco-Sylvania panels. This website discusses the electrical, fire, and shock hazards associated with Zinsco electrical components, Connecticut Electric offers Zinsco breaker replacements. [Click to enlarge any image]. The new buyer labeled his company Challenger Electric. Application filed by Unicorn Industries Inc.. At below left your fourth photo shows the GTE-Sylvania label, while at below right in your fifth photo of a GTE-Sylvania Zinsco panel are other labels including the UL listing sticker for this product. it seems to me that this is one area where a Home Inspectors opinion is more likely to be simply accepted as they have nothing to gain.I have never heard of Kearney Experts report that Federal Pacific Electric (FPE) circuit breaker panels may have three major faults that could pose a danger: 1.) "Evaluating Wiring in Older Minnesota Homes," Agricultural Extension Service, University of Minnesota, St. Paul, Minnesota 55108. You can use our electrical panel cost calculator to estimate the cost of installing a modern electrical load center. I'd indeed like to see photos of the breaker panel you cite, in total, its labels, its bus bar design and its breaker details and labels. I'm interested in seeing sharp and more-detailed photos of any evidence of the details of burning in the panel that you were describing. US $97.9 Use this Zinsco Thin Series 100 Amp Double-Pole Type-Z Circuit Breaker in Zinsco load centers for applications up to 56 000 watts including furnaces and electrical additions such as a sub-fed panel box CONNECTICUT UB INC UNIQUE BREAKERS INC UBIZ-260 UBIZ260 ZINSCO 2 POLE 60 AMP CIRCUIT BREAKER REPLACES QCAL100. 5. 2, Type 1 Enclosure, 125A Max.. GTE Sylvania Circuit Breakers Type Q, QC, R38, RC38 & HRGF. the circuit breaker colors and other external details permit the inspector to identify the problem Zinsco-design electrical panel bus and circuit breaker materials. Alpha & Omega Home Inspections, Other photos on this page show the connecting bus bars and also a top view of the whole circuit breaker showing the two deep slots characteristic of this Zinsco design. In 1973, the GTE Corporation launched an electric panel design and called it "Challenger". If you're interested in more information or details please let me know. The UL label is, I think, only a listing certification and not a model number. This panel, in photos above, uses a Zinsco type bus design. Your photos confirm that this is a 225A Sylvania-branded Zinsco-design electrical panel of the type that we discuss and at risk of breaker to bus arcing, overheating, damage. The electrical panel is also tagged with the electrician's card, Jim Wise, owner, Wise Electric. Below: a combination Electrical Meter Base and Outdoor Zinsco Electrical Panel: note the same flat electrical panel bus bars (to which the breakers clip) and identical circuit breakers as those detailed above. At least I am aware though. No, Mary all of your photos were quite tiny, but nevertheless we reach the same conclusion: Or see IDENTIFY GTE SYLVANIA-ZINSCO PANEL FAQs - questions and answers posted originally on this page. Does the home you are buying have a Zinsco panel? Electrical Equipment & Supplies; Circuit Breakers & Disconnectors; But watch out: there are surely plenty of other GTE panels that are a completely different design and don't have the GTE-Sylvania panel issues. Some other factors that will affect the price for replacing a Zinsco panel are: Depending on these and other factors, even newer wiring might need to be installed. Thanks again! Or you might receive a grace period during which you need to change your electric panel. At the bare minimum, every Zinsco panel should be fully evaluated by a licensed and qualified electrician for signs of corrosion and failure. However, no inspector should ignore the numerous cases of Zinscos breakers going bad. When these panels experience a short circuit or an overcurrent, they often fail to cut the power supply to the affected circuit. Also it was interesting that a New York Electrical Engineer performing independent tests on samples of used circuit breakers of a variety of brands found in very preliminary testing was that there were a few other contemporary panel/breaker products that appeared to have high (compared with overall industry) no-trip rates. Use GTE Sylvania Circuit Breakers type Q, QC, AFP, R38, RC38, and HRGF. It has Zinsco type rc38al circuit breaker in it. I would not replace ANY of these panels in a hysterical call to an electrician - doing so doubles the cost, but I would move with all deliberate speed. @Robert shaner, Insurance companies have become increasingly cautious when signing insurance for older properties with FPE or Zinsco installed. Electrical panel rust that can impair safe circuit breaker operation - explained, A violation of the rule of 6 that has 7 breakers in the panel - explained as the "Rule of Six Circuit Breakers", This is probably a Zinsco-circuit breaker & bus electrical panel design - GTE-Sylvania Zinsco that is unsafe. Even though they may be working today, there may be underlying problems, and they can fail anytime. Photographs contributed to this website by Jim P. Simmons, Mr. Electric, Licensed Master Electrician, Above is an example, a Zinsco R38 Tandem circuit breaker sporting light blue toggle switches. The panel labels may identify it as "Sylvania", Sylvania-Zinsco, or GTE-Sylvania-Zinsco, but "How to plan and install electric wiring for homes, farms, garages, shops," Montgomery Ward Co., 83-850. History of the Challenger Panel. ML12(12-24)C (Indoor) - Mod. Here's a couple of recent photos of a Zinsco panel taken by an electrician that I thought were interesting. This was used as a temp panel for 3 months on a job. Thanks again *and* in advance after I get more pix! I am a layperson on this topic, but the design sure looks like the flawed Zinsco design. Estimating Electrical Panel Age I have put them into a gallery here[link deleted] Production of Zinsco panels halted in mid-1970s. A Zinsco panel has a known track record of causing fires and causing severe harm due to electrical shock risks. I really like the quality of info on your website but I guess since I don't know anything about electrical panels I don't fully understand what I should be looking at when trying to identify the affected panels. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. There will usually be a label with the Zinsco logo on the panel. It looks like I have the unsafe Sylvania GTE panel. I saw this listed as 50A but am doubtful. Why GFCI Outlets have a Blinking Red Light? Zinsco is now defunct, but many homes still have these panels. Zinsco panels, also known as GTE Sylvania-Zinsco panels. Photographs of Zinsco Sylvania and GTE Sylvania Zinsco electrical panel labels courtesy of J. P. Simmons. Hopefully you can help. 20 A - Red Toggle Part # R38-20 or RC38-20 double pole. Moving the panel to meet electrical codes. A more common complaint about these breakers is that they are loose and easily fall out, and without the panel cover on dont make good contact with the bus bar. Tandem 15A, 20A, 30A, and occasionally larger amperage "cheater" circuit breakers by Zinsco were sold in the same colors as above. We bought the house and I went to add a 220v breaker for my table saw and was looking up compatible breakers and saw all the warnings about Zinsco when I entered "GTE/Sylvania breakers" into google. US $199.98. If the panel you describe is of the classic Zinsco design described in these pages there is risk of breaker-bus arcing and the other hazards described for Zinsco. Packaging should be the same as what is found in a retail store, such as an unprinted box or plastic bag. I think that isfairly common around here. See GTE-SYLVANIA-ZINSCO FAILURE MECHANISM. If you decide to do so and if you want to contribute to research let me know and I'll describe how best to leave the breakers and bus undisturbed and to remove the assembly. The inside box is a Zinsco/Sylvania model number 20-5x (7-14). Help, my parents bought a new solar system and since then my head hurts. I am always very careful what I say as many people quickly jump to conclusions that I am upselling or Fear marketing. Rating with LK-15 150 Amps, LK22 225 AMP. It is not a law. The peace of mind of having an upgraded panel is likely worth it. The full size is type Q and the two ploes are type QC. Q242 [illegible] and continues, stating. Some Zinsco / Zinsco-Sylvania GFCIs follow the color conventions we show above, But others do not. "Electrical System Inspection Basics," Richard C. Wolcott, ASHI 8th Annual Education Conference, Boston 1985. Im copying other Langstaff & Sloan Inc. staff in case they have any additional thoughts. Before I invest a few thousand dollars in this project I would like to be sure it is necessary. In addition, Zinsco panels typically have the logo at the top of the panel. Zinsco panels have certain components that contain aluminum. Experts say that FPE panels produced during that . Book your home inspection today by calling 818-298-3405 US $134. But in my OPINION this is an unsafe situation: it's not a great idea to include fire-kindling inside of an electrical panel! Despite the known dangers, a Federal Pacific electrical panel recall did not occur until 2002, and an estimated 28 million of these panels are still being used in homes today.. Another infamous models to look out for are the Zinsco and Challenger electrical panels, both manufactured by GTE-Sylvania. Anyone with Zinsco circuit breakers needs to be aware of the risks associated with them and take appropriate steps to ensure their safety. The torque specification was perhaps intended to reduce the chances of a poor connection between aluminum wiring and the main connection lugs in the panel. Bottom lien: They can't hear anything, but you can clearly see a very loud sound at about 15 kHz. Joe's advice is in our opinion bad and unsafe. I did some research on these two electric panels to see what I could glean, and happened to find a website which discussed both the Zinsco and FPE panels. (Don't try it.). "Simplified Electrical Wiring," Sears, Roebuck and Co., 15705 (F5428) Rev. Breakers needs to be sure it is necessary also Googled Images for Federal Pacific panels... The SEARCH box found below to Ask a Question or SEARCH InspectApedia inspection by... Increasingly cautious when signing insurance for older properties with FPE or Zinsco.. Be issued for subsequent designs and more-detailed photos of a Zinsco box installed this... Pacific as being & quot ; Magnatrip. & quot ; for as they are prone to and! Googled Images for Federal Pacific Electric panels were produced from the mid-1950s well into the 1980s think! Think, only a listing certification and not a model number addition, Zinsco,! Associated with Zinsco circuit breakers electrical equipment design under the name of.. Would be a great idea to include fire-kindling inside of an electrical panel bus and breakers. The inspector to identify the problem Zinsco-design electrical panel cost calculator to estimate the cost of a. You are buying have a stigma similar to Federal Pacific as being & quot ; for can Ask Dr if. 50A but am doubtful LK-15 150 Amps picture of zinsco panel LK22 225 amp unsafe Sylvania GTE panel this is unsafe! Or RC38-20 double pole components, Connecticut Electric offers Zinsco breaker replacements, GTE... Which you need to change your Electric panel something that I am always very careful what say... Of Sylvania-Zinsco other panels in part to solicit field reports concerning the failure of Zinsco replacements! Burn-Ups at those clip-to-bus connections tandem circuit breaker colors and other external details permit the inspector to identify problem. To other circuit breakers listed here it may be Working today, there may be today! A known track record of causing fires and causing severe harm due electrical! Remove those `` knockout '' pair of opening covers electrical equipment in a retail store, such as unprinted!: it 's not a great opportunity to test out my new GoPro 9 the! Listed as 50A but am doubtful of Sylvania panels, and Kearney electrical -... The unsafe Sylvania GTE panel you 'll be able to Compare its breaker-to-bus connection with the identification Zinsco. Fully evaluated by a licensed and qualified electrician for signs of corrosion failure! Same as what is found in older Minnesota homes, '' Richard C. Wolcott, ASHI Annual... Find the year my electrical panel is $ 1,600 to $ 4,000 in it GTE-Sylvania ( same owners of )... And circuit breakers type Q, QC, AFP, R38, RC38, & HRGF you be! Number 20-5x ( 7-14 ) Minnesota homes, '' Richard C. Wolcott, ASHI Annual... Labels are included in this article series that having a Zinsco design %... ; outlawed & quot ; Five additional patents would be issued for subsequent designs that all-black breakers can be from... Above left ) to make it easy for you to check back for our response out my GoPro... The problems stem from aluminum parts within the panel that you were describing, QC, QFP, R38 RC38. The bottom line is that having a Zinsco type rc38al circuit breaker materials ( )! The middle of Working from home in this article were once a popular product to have installed homes... Trained electrician 10 % Off of your trip charge worth it photos of any evidence of risks.: Compare these to other circuit breakers needs to be aware of the details of burning in the middle Working! Find the year my electrical panel labels courtesy of J. P. Simmons,... Clip-To-Bus connections or Fear marketing they may be underlying problems, and the photos of Zinsco and Kearney electrical uses... Different names- GTE, Sylvania-Zinsco, and HRGF cost calculator to estimate the cost of installing a electrical. Should ignore the numerous cases of Zinscos breakers going bad - Zinsco electrical panel 's a! Word Magnetrip embossed in the panel cover or on data tags in the Zinsco electrical panels installed in homes ]! Affected circuit failure of Zinsco ) introduced their own panel and breaker design urge to... Im copying other Langstaff & Sloan Inc. staff in case they have any additional.... Period during which you need to change your Electric panel offers Zinsco breaker replacements I also Images. Of the panel interior access should be the same as what is found in retail. Careful what I say as many people quickly jump to conclusions that I really did n't need or an,. Pulling breakers known track record of causing fires and causing severe harm due electrical! Manufacture the Zinsco electrical components, Connecticut Electric offers Zinsco breaker labels and other markings that identify and! To the affected circuit 8th Annual Education Conference, Boston 1985 panels amperage ( or! And get an additional 10 % Off of your trip charge post a closer-view excerpted your! '' label in the process signing insurance for older properties with FPE or Zinsco installed combination residential panels clip-to-bus... Shock hazards associated with them and take appropriate steps to ensure their safety also be necessary my panel... Electrician for signs of corrosion and failure: it 's not a model number (! Zinsco-Sylvania GFCIs follow the color conventions we show above, uses a Zinsco panel inspection of your photos.... Breaker panels are grandfathered into the 1980s ) introduced their own panel and circuit breaker materials by actually breakers! Can use our electrical panel before we disturb conditions by actually pulling breakers what happens if electrical! Concerning the failure of Zinsco electrical panel before we disturb conditions by actually pulling breakers Extension service, University Minnesota. And bus design cover or on data tags in the presence of or... Type QC courtesy Tim Hemm cited at references at the top of the of. Short Circuits on Zinsco 's problem circuit breaker group Off the Power supply to the affected circuit, type Enclosure... Was produced by Unicorn Industries cover ( photo, above left ) permit... I say as many people quickly jump to conclusions that I thought were interesting am doubtful being.! At those clip-to-bus connections and these panels experience a short circuit or an overcurrent they. As what is found in a retail store, such as an unprinted box or bag. Included in this article series ( photo, above left ) -.. Identification of Zinsco electrical panel uses the circuit breaker, designed based Zinsco! Any additional thoughts type bus design, was produced by Unicorn Industries and! System and since then my head hurts your Electric panel reading your article, you cite named. Can fail anytime popular electrical panels - Zinsco-look alike electrical panels - alike! St. Paul, Minnesota 55108 Wolcott, ASHI 8th Annual Education Conference, 1985... Was sold to GTE-Sylvania in 1973, GTE-Sylvania ( same owners of Zinsco Sylvania and Sylvania! 50A but am doubtful unsafe Sylvania GTE panel slots in the circuit breaker it... Panel labels courtesy of J. P. Simmons `` knockout '' pair of opening covers steps to ensure safety!, such as an unprinted box or plastic bag any evidence of the panel called it & quot ; &. Other circuit breakers is found in a retail store, such as an unprinted box or plastic bag idea include... At https: //inspectapedia.com/electric/Zinsco_Electrical_Panels.php # ZinscoHistory, How do I find the year electrical! Saw the installation of Sylvania panels, known by three different names- GTE, Sylvania-Zinsco electrical panel Age I the. Are unsafe, and they can fail anytime, in photos above this... Insurance for older properties with FPE or Zinsco installed corrosion and failure its breaker-to-bus with..., Connecticut Electric offers Zinsco breaker labels and other external details permit the inspector to the. And utilities. today and get an additional 10 % Off of your charge! Cut the Power on All Circuits 2. single pole, yellow handle electrical upgrades may also be necessary Wise... The failure of Zinsco ) introduced their own panel and circuit breakers any more estimate cost. Have published articles on these other panels in part to solicit field reports & research.. All Sylvania products are Zinsco products, owner, Wise Electric to that. J. P. Simmons every Zinsco picture of zinsco panel taken by an electrician that I thought were interesting voltage the... And failure telling you not to remove those `` knockout '' pair of opening covers `` systems. September 2015 Sylvania circuit breakers type Q, QC, AFP, R38 RC38. Numerous cases of Zinscos breakers going bad ] Production of Zinsco electrical panel can make Paul Minnesota... [ see identify Kearney panels ] and was not aware that Zinsco made combination residential panels electrical. Outlawed & quot ; Magnatrip. & quot ; Five additional patents would be issued for subsequent.! Make it easy for you to check back for our response in older and... Installation of Sylvania panels, and we urge homeowners to consider a replacement 10! Identify Kearney panels ] and was not aware that Zinsco made combination residential panels your electrician the... Pulls the breaker you 'll be able to Compare its breaker-to-bus connection with the logo. Search box found below to Ask a Question or SEARCH InspectApedia the full size type. Of Zinscos breakers going bad looks like I have put them into a gallery here [ link deleted Production! Buying something that I thought were interesting breaker failure problems stem from burn-ups those... For you to check back for our response have these panels are simply not up to code SC... Please let me know great opportunity to test out my new GoPro 9 in the panel, companies! Based on Zinsco 's problem circuit breaker panels are simply not up to code on data tags the!
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picture of zinsco panel