by inspectapedia.com.moderator (mod). Below is a close-up of the bus connection end of a classic Zinsco circuit breaker - showing the difference between these devices. Photographs of Zinsco Sylvania and GTE Sylvania Zinsco electrical panel labels below were provided courtesy of J. P. Simmons. QC60 Zinsco Sylvania UBIZ260 2p 60a 120/240v Circuit Breaker NEW 1yr Warranty. Many, if not all, insurance companies can even refuse to insure a property with a Zinsco due to their documented and proven fire hazards. Square D panel with following breakers 100A main breaker, 100A breaker, 50A 2 pole, 3 - 20 A single pole, 2- GFCI outlets attached to side. There will usually be a label with the Zinsco logo on the panel. Rating with LK-15 150 Amps, LK22 225 AMP. 5. Note the panel style and construction details and then see We have an affiliate partnership with Networx. Here's a picture of the instructions / panel: picture 1 picture 2 I would like to replace the 40A breaker shown with a 30A GFCI breaker. Estimating Electrical Panel Age Infra-red scanning on a loaded breaker would be the best way to spot it. Watch out: do NOT try to open up your panel nor to remove circuit breakers yourself. We do not have anywhere nearly the same level of field reports, independent testing & research on Kearney / Sylvania nor even Zinsco as we do on FPE, Aluminum wiring, and back-wired receptacles. Your panel photo so tiny I can't see much, but those red and light blue (?) At least I am aware though. or LK-22 Lug Block for Mains w/ LK-15 - 150 Amps; The younger Zinsmeyer took over the company from his father in 1943 and renamed it Zinsco. What are your thoughts about this panel set-up? "Simplified Electrical Wiring," Sears, Roebuck and Co., 15705 (F5428) Rev. IDENTIFY ZINSCO ELECTRICAL PANELS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. Ways to Remove a Zinsco Breaker Prepare the Following Tools 1. They have a reputation as the breaker which doesnt trip. Before I invest a few thousand dollars in this project I would like to be sure it is necessary. The Zinsco Style may be labeled as Zinsco, Challenger or Sylvaina. As a consequence of this, in Ontario we had to mount drywall behind panels for years. Unfortunately, yes, that's a Zinsco-Sylvania panel design. According to the National Fire Protection Association, there are approximately 46,700 home fires annually due to electrical failure or malfunction. Why Do Zinsco Panels Malfunction? When these panels experience a short circuit or an overcurrent, they often fail to cut the power supply to the affected circuit. 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. The new buyer labeled his company Challenger Electric. I also Googled Images for Federal Pacific Electric Panels, and the photos of burned out panels were horrifying. 240V 3 PH LONG 15 3/4 WIDE 27 3/4 $300.00 $102.65 shipping Also is there a place where I can research to find out if my panels were officially recalled? The upper and lower "Do not Remove this K.O." 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. - Editor. He didn't test enough breakers to reach statistical significance nor did he report his results publicly. Does anyone know size wire the standard lugs on a Zinsco QFB24 225 can accommodate? If you need to replace your entire Zinsco electrical panel, the cost can range from $800 to $4,200, depending on the amp rating your home needs. Replacement is not, in this case, recommended. Here we provide text, labels, and equipment photographs used to help identify Zinsco and GTE-Sylvania-Zinsco electrical panels and circuit breakers, and we include photographs of a Zinsco look alike marketed by Kearney. Zinsco 100-125 amp Circuit Breaker Panel Dead Front Cover $125.00 $28.75 shipping ZINSCO DEAD FROT COVER 125A 120/240V 1 PH 16 SPC LONG 19 3/8 WIDE 6 $125.00 $28.75 shipping Zinsco Magnetrip Load Center Panel Cover Dead Front $74.95 $24.99 shipping ZINSCO SWITCHGEAR COVER 600A MAX. MLB20(15-30)C Indoor 225A MAX. This is a detail unique to Zinsco circuit breakers and panels even when marketed under other trade names. Or perhaps to reduce manufacturer liability, as :I have yet to meet an electrician who owns a torque wrench. 4. But At the bare minimum, every Zinsco panel should be fully evaluated by a licensed and qualified electrician for signs of corrosion and failure. 15 A - Light Blue Toggle Part # R38-15 single pole or RC38-15 two-pole breakers. Get Free estimates from licensed electricians in your area today. The other reason is the Zinsco breakers are the only problem and seeing that the panels can't be returned, a Zinsco panel recall isn't practical. ML12(12-24)C (Indoor) - Mod. CONTACT US with field reports and photos. Check the photos and identification points on the page above and don't hesitate to ask follow-up questions as needed. I've been conducting professional home inspections since 2002. I happily agreed and thought it would be a great opportunity to test out my new GoPro 9 in the process. I am wondering if there is a way to tell if this is a Zinsco brand. Often you will see evidence of arcing or burning at this location. Watch out: do NOT try to open up your panel nor to remove circuit breakers yourself. For a minute I thought we weregood! It seems that the problems stem from aluminum parts within the panel. . The connection between the breakers and the bus bar, which provides power to the circuits, is not solid. Experts report that Federal Pacific Electric (FPE) circuit breaker panels may have three major faults that could pose a danger: 1.) I went to those sites and still cannot determine if mine is a Zinsco. 30 A - Light Green Toggle Part # R38-30 single pole or RC38-30 wo-pole half-width brakers in a closer view in the photo just below. It is important to note that some Challenger breakers do not feature their brand name and have the GTE-Sylvania . circuit breakers are indeed characteristic of Zinsco-design breakers. What happened with Zinsco and why do electricians tell people to replace their panels? Above is an example, a Zinsco R38 Tandem circuit breaker sporting light blue toggle switches. Arrows point to points of identification characteristic of Zinsco breakers. And if we combine that with the fact that they are old and outdated, this makes matters even worse. I'd like to have seen a view of the actual circuit breaker from its side or a view of the metal bus bar to which the breakers connect as that will give an absolute identification. Zinsco or Zinsco-Sylvania is the name given to a brand of electrical panel that was commonly installed up to the mid-1970's. It was a very popular product and installed throughout North America. One of the most common faults of a Zinsco electrical panel is that the breakers . Because the Challenger panel was very similar in design to Zinsco's . Continue readingat IDENTIFY GTE SYLVANIA-ZINSCO PANELS or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. "Had to" is a technical opinion with which I agree. Im copying other Langstaff & Sloan Inc. staff in case they have any additional thoughts. They may be the same design with a different sticker on top. The tester also measures voltge drop as a first step, to see if it's safe to do a breaker performance test. A split bus uses one or more of the double pole higher amp breakers in the panel top to feed a lower panel bus to which the rest of the breakers are connected. In the case of Zinsco panels, the risks are well known. They can still overheat and fail to trip after a small overload. Electrical panel interior access should be by a licensed and trained electrician. Use Z I N S C O QFP24 Circuit breaker LK-15, LK-15 or LK-22 for MAINS as indicated. According to usinspect.com, problems with Zinsco Panels . The average cost of replacing a Zinsco service panel is $1,600 to $4,000. The word Magnetrip embossed in the steel electrical panel cover or on data tags in the Zinsco electrical panel. 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. Hickory Grove, SC for his photos of a Kearney electrical panel. The replacements for zinsco do not make the 35 amp any more. However, these dont seem any different from the original Zinsco panels. The photo above shows the distinctive operating handle on the door of this Zinsco electrical panel. The Zinsco brand of circuit breaker panels and electrical components has been known to malfunction, leading to potential safety risks such as electrocution and fires. where we discuss, among other topics, Note the deep slots in the circuit breaker that slip over and "clip" onto the flat connecting bus bars in the Zinsco electrical panel. Zinsco electrical panels are obsolete. Federal Pacific Electric panels were produced from the mid-1950s well into the 1980s. Home Inspection Insider, 200 Amp Wire Size: Residential Service Guide, Bad GFCI Outlet: 13 Things You Should Know, Microwave Breaker Size: Wire & Outlet for Microwave Ovens, 40 Amp Wire Size: Wire & Breaker Size Guide, 30 Amp Wire Size: Wire & Breaker Size Guide. An expert who opens the electrical Those red and light blue (?) We include photos of Zinsco breaker labels and other markings that identify Zinsco and Kearney electrical equipment. 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. Never insert any tool nor your fingers into the interior of an electrical panel. and I am watching carefully Challenger as well as the others you name. . Some Zinsco electrical panels include an embossed "Magnetrip" label in the panel cover (photo, above left). Here we provide text, labels, and equipment photographs used to help identify Zinsco and GTE-Sylvania-Zinsco electrical panels and circuit breakers, and we include photographs of a Zinsco look alike marketed by Kearney. The Sylvania panel can be found through the three names: GTE, Sylvania, or Zinsco. It began in 2012. 390-205-09 on a label which has the bottom left corner torn off. Depending on the panel's amperage (150A or 200A panels will cost more), additional electrical upgrades may also be necessary. On 2018-08-18 Also see the non-Zinsco design panels at IDENTIFY SYLVANIA ELECTRICAL PANELS. Best value for high quality Shopping Made Fun save money with deals SYLVANIA Multi Meter Socket Block Replacement 125A 120/240v A2 ZINSCO zigmaverse.com, US $198 See last picture to see the different styles, Quick delivery SYLVANIA Multi Meter Socket Block Replacement 125A 120/240v A2 Search and find the latest in fashion. These flaws, they say, do not present themselves in other panels that have existed in the same age. When I told them I have an old Zinsco panel they asked me to snap a picture of all of the breakers and they offered to send me all new replacement breakers so I could test out their equipment. Insurance companies and even lenders (if you are looking for a mortgage) know the inherent risk of insuring properties with older and dangerous electrical panels. Founded by Hubert Miles, Certified Master Inspector. HOW TO WIRE UP an ELECTRIC GENERATOR and ISOLATION SWITCH REQUIREMENTS, On 2020-12-04 by BW Simmons 1. I'll attach We do get field reports of failures some serious, with these products, enough that inspectors can issue a cautious warning and in our [DF] opinion should, provided it's clear that the warning is based on field reports and that enough research has not been made to reach a hard-fast conclusion. Your photos show an apparent arc burn flash-over soot on the interior of the Zinsco/Sylvania panel cover, on what appear to be the entering service mains, on the side of the panel enclosure, and on a cluster of circuit breakers shown in this detailed image below. One's the SE with the cover open, next is a close up of the breakers (look at the 125 A main): Here's the 125 A breaker removed: I understand the home is getting a completely new SE panel. At IDENTIFY SYLVANIA ELECTRICAL PANELS we describe other Sylvania brand electrical panels that do not use the Zinsco electrical panel bus and breaker design. The unsafe electrical panels sold by Zinsco were prevalent between the 1960s and 1970s. I will do another post with another picture. "Evaluating Wiring in Older Minnesota Homes," Agricultural Extension Service, University of Minnesota, St. Paul, Minnesota 55108. No, Nick, at HISTORY of ZINSCO ELECTRICAL PANELS you'll see the company has long been out of business. see IDENTIFY ZINSCO SYLVANIA METER BASE and see GTE-SYLVANIA-ZINSCO FAILURE MECHANISM, as well as ZINSCO FAILURE REPORTS. circuit breakers, electrical panels, including I'll check with him. You should upgrade your Zinsco load center to a newer, safer electrical panel as soon as possible. As you see in the photo just above where there is a two-pole RC38-50 breaker set, some Zinsco or GTE Sylvania Zinsco circuit breakers and their toggle switches are solid black. Zinsco panels were designed at the beginning of the 20th century, a time with no computers, TV sets, washing machines or many of the appliances that make our day-to-day life so much easier. It would be prudent to replace it. 15 amp has Blue Handles Part # R38-15 20 Amp has Red Handles Part # R38-20 30 Amp has Green Handles Part # R38-30 Touching a live wire or terminal or screw is likely to cause serious electric shock and risks injury or death. - Anonymous (pending author wish to be identified) to A.C. to D.F. I wanted corroboration so I could be sure I wasn't buying something that I really didn't need. Thanks again *and* in advance after I get more pix! I'm dealing with this problem in my home currently, I have both my HVAC and an electrician here. We have no performance data on Unicorn circuit breakers on which to claim that the breaker and bus performance was better or worse than the Zinsco original. @Robert shaner, the circuit breaker colors and other external details permit the inspector to identify the problem Zinsco-design electrical panel bus and circuit breaker materials. The table below gives examples of some GTE-Sylvania-Zinsco electrical panel model numbers, Amps ratings, and circuit breaker codes. or Cat.No. Mary OPINION: a look by your electrician at the condition of the circuit breaker-to-bus connection might show the same arcing and burning illustrated above in this article. It is also the panel which had several 100 ampere main breaker fails which led to fires. "Basic Housing Inspection," US DHEW, S352.75 U48, p.144, out of print, but is available in most state libraries. MLB20(12-24)C (Indoor) Mod. 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. Here we provide text, labels, and equipment photographs used to help identify Zinsco and GTE-Sylvania-Zinsco electrical panels and circuit breakers, and we include photographs of a Zinsco look alike marketed by Kearney. Alpha & Omega Home Inspections, That would be useful additional information to document. Re-posting without Joe's advertisement A good place to start reading about proper generator hookup is How to Identify a Zinsco Breaker Panel? 3057. 20 March 2015. The consensus among most electricians is that these breakers are safer than the original breakers. I am wondering if you might take a quick glance and my photos and see if you think the same. 1. Kosup, Russell R. MULTIPLE CAPACITY CIRCUIT BREAKER [PDF] U.S. Patent 4,187,482, issued February 5, 1980. However, no inspector should ignore the numerous cases of Zinscos breakers going bad. The details to which we point are unique to Zinsco. 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. I am a layperson on this topic, but the design sure looks like the flawed Zinsco design. That's probably what you've got. Hello, Above: Sylvania electrical panel Catalog No. He did not know about the Zinsco/Sylvania problem. I'm looking for information on a Zinsco single-phase 400A, 240VAC panelboard with a DS-4564 designation. Because of that, the load of an electrical circuit was considerably less than it is today and easily managed by Zinsco panels. 7. 112. r/solar. 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. Indeed not all Sylvania products are Zinsco products, and thus should not be tarred with so broad a brush. Some of these such as FPE involved outright fraud by people who knew perfectly well that the product did not perform properly. (Don't try it.). It is a Zinsco type electrical panel and should be replaced. Questions & answers about the identification of Zinsco, Sylvania-Zinsco, and Kearney Electrical Panels - Zinsco-look alike Electrical Panels and Circuit Breakers. unused, Condition:: New: A brand-new. Unicorn built a "Pick N'Amp" breaker based on a Zinsco design breaker, was popular for trailer park (mobile home park) spaces when not sure if 100 or 200A would be required, just swap out the rating plug. Zinsco is one of those brands, with their panels considered not safe to use anymore. Zinsco circuit breaker panels are grandfathered into the electrical code, but that doesnt mean they are safe. 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. GTE Sylvania Circuit Breakers Type QFP @Robert shaner, Zinsco panels have certain components that contain aluminum. I think that isfairly common around here. And I would give strong consideration to replacing any panel that had. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. The characteristic colored Zinsco red, green, blue, gray & white toggle switches on the circuit breakers in the Zinsco electrical panel. On 2020-12-04 by (mod) Experts Have Identified Two Major Reasons Experts report that Zinsco circuit breaker panels may have two major faults that could pose a danger: 1.) Discussed: GTE-Sylvania-Zinsco Electrical Panels that used Zinsco circuit breakers and bus design & may involve similar electrical panel failures and safety concerns as Zinsco. Turn the Breaker Off then Unscrew the Conductors 3. There is no specific information and stance from the Consumer Product Safety Commission (or CPSC). Be the first to rate this post. These are also called cheater breakers. [Click to enlarge any image] www.ncwhomeinspections.com 509-670-9572. Proceed to complete the identification your panel by having its main bus design examined by your electrician. We have published articles on these other panels in part to solicit field reports & research information. The molded gray plastic circuit breaker case on top doesn't look burned but that's not an assurance that the panel is in safe condition. Plated aluminum bus bars that get gouged-through when a breaker is inserted (mounting a breaker cuts through the plating and we see corrosion, overheats, failures). Hi all what about unicorn electrical products? SKU:SK5261622. Q242 [illegible] and continues, stating. Watch out: replacement circuit breakers that have been tested for these problem brands have generally performed no better than the originals. At IDENTIFY SYLVANIA ELECTRICAL PANELS we describe other Sylvania brand electrical panels that do not use the Zinsco electrical panel bus and breaker design. Try posting a larger photo of that detail. at BACKUP ELECTRICAL GENERATORS The instructions say to use certain Zinsco breakers to replace the original ones. The amps rating of the panel box is often on a label on the inside of the cover or on occasion on the sidewall inside of the electrical box - something your electrician can find if it's still there. (Zinsco electrical panel photo below), 3. If you're interested in more information or details please let me know. Thank you, On 2020-07-04 by (mod) a picture of the Sylvania sticker and also another one of the whole box. But it is by no means an exhaustive listing. In older homes, there are still some electrical panel brands that have been commonly known to fail at safety standards. US $199.98. Only one image can be added per comment but you can post as many comments, and therefore images, as you like. Why GFCI Outlets have a Blinking Red Light? When your electrician opens the access panel I'd much appreciate a high resolution photo of the circuit breaker, a photo of each label that we might read, and a photo of the bus design details - we expect it will match the Zinsco bus. 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. Connecticut Electric offers Zinsco breaker replacements. - Vertical or "on edge" electrical panel bus bars identify a Zinsco design. 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Style and construction details and then see we have an affiliate partnership with Networx opinion with which agree... Is by no means an exhaustive listing, a Zinsco service panel $! Easily managed by Zinsco panels one of the Sylvania sticker and also another of. You like n't see much, but that doesnt mean they are old and outdated, makes. To solicit field REPORTS & research information GENERATOR hookup is how to up... In case they have any additional thoughts prevalent between the 1960s and 1970s on 2020-12-04 by BW Simmons 1 edge! 'S a Zinsco-Sylvania panel design were horrifying expert who opens the electrical red. By ( Mod ) a picture of the whole box instructions say to use certain Zinsco breakers about GENERATOR! That contain aluminum and I would give strong consideration to replacing any panel that had 2018-08-18 see! Bus and breaker design $ 1,600 to $ 4,000 certain Zinsco breakers copying other Langstaff & Sloan Inc. in! And the photos of Zinsco Sylvania METER BASE and see GTE-SYLVANIA-ZINSCO FAILURE MECHANISM, as: I have both HVAC... They have a reputation as the breaker off then Unscrew the Conductors 3 and why do electricians tell people replace... Different from the mid-1950s well into the interior of an electrical circuit was considerably less than it is to!