Handling higher current demands, this 30-amp single-pole breaker supplies robust thermal-magnetic protection for 120/240V systems. It is typically deployed for demanding residential applications like heavy-duty shop equipment. The unit integrates perfectly into legacy Murray panelboards and standard Siemens enclosures. By offering a precise fit for older systems, it helps avoid complete panel replacements, even though the Q130 has superseded it.
What is the direct Siemens cross-reference for the Murray MP130?
The Siemens Q130 is the direct, UL-listed replacement for the Murray MP130. Siemens phased out the Murray brand and designated the QP series as the official substitute for MP-T breakers.
Are Siemens QP breakers UL-listed for use in Murray load centers?
Yes. Siemens issued a UL substitution letter confirming that Siemens QP breakers are the certified replacements for Murray MP-T breakers in Murray panels.
What is the required terminal torque for the MP130 circuit breaker?
The lug torque depends on the wire size. Tighten 14 to 10 AWG wire to 25 lb-in, 8 AWG wire to 40 lb-in, and 6 to 4 AWG wire to 45 lb-in.
Is the MP130 circuit breaker HACR rated?
Yes, this breaker is HACR rated. It is approved for use with heating, air conditioning, and refrigeration equipment that requires a HACR-designated overcurrent device.
Does the MP130 provide ground fault or arc fault protection?
No, the MP130 is a standard thermal-magnetic circuit breaker. It does not include GFCI or AFCI protection.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 4 reviews.
Thank you so much for sending me a 100 amp breaker that was in the condition that you said it would be in.With out your breaker I would still be in the dark Thank you David