![]() But again, they emphasize Murray products made after 2002. They have listed Siemens breakers as a suitable replacement for Murray products. ![]() Underwriters Laboratories will also defend your right to use Siemens breakers in a Murray panel and vice versa. ![]() That includes load centers and circuit breakers. They encouraged consumers to interchange Siemens breakers with Murray products made after 2002. Have you seen this Siemens letter from 2019? It explains that Siemens phased out Murray’s circuit breakers and replaced them with similar Siemens products. The last thing you want is to attract the ire of inspectors.Īdmittedly, in the case of QP and MP-T breakers, Siemens will defend you. If they prohibit consumers from interchanging QP and MP-T brands, you should obey these regulations even though the breakers are identical. Your local code may present a similar challenge. Some people are hesitant to interchange the two because the NEC prohibits contractors and consumers from mixing brands. Siemens will continue to sell all its breakers under different brand names because this approach allows them to make more money.īut you shouldn’t permit the branding to confuse you. The marketing content you encounter may seemingly discourage this practice by suggesting that Murray’s MP-T breakers and Siemens QP breakers are different. If that happens, you can use their QP counterparts. Their shells are the same, showing that both breakers can fit in one other’s panels.ĭepending on where you live, the conventional Murray breakers to which you’re accustomed may become unavailable. These days, most people accept that MP and QP breakers are interchangeable. They stopped making the old Crouse-Hinds breakers people associate with Murray. If you haven’t heard, Siemens and Murray merged. What Breakers Are Compatible With Murray MP-T? But what happens when their MP-T breakers malfunction? Can you replace them with breakers from a different brand? The guide below will tell you. Murray makes efficient electrical panels with durable shells.
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