Part of the Murray MP series, the Siemens MP130GFA is a 1-pole, 30A ground-fault circuit breaker. It incorporates a pigtail neutral and an automatic self-test feature that continuously monitors the device's integrity to meet UL 943 requirements. This plug-on breaker mounts into compatible Murray and Siemens load centers. For newer panel upgrades, this model is replaced by the Siemens QF130A. Delivering a 10kAIC rating at 120VAC, it provides Class A 5mA protection.
Can I install the Murray MP130GFA in a Siemens load center?
Yes. Siemens acquired the Murray brand and officially lists Murray MP series breakers as compatible with Siemens load centers. The two brands share UL listings for interchangeability.
What is the active Siemens replacement for the discontinued Murray MP130GFA?
The Siemens Q130GFA is the direct, UL-listed replacement for the Murray MP130GFA. Siemens phased out the Murray brand and authorized the Q-series as the official substitute.
How do I connect the pigtail neutral on the MP130GFA?
The coiled white pigtail wire must be routed and secured directly to the neutral bus bar in the panel. This connection is required to power the internal ground fault monitoring circuitry.
What level of ground fault protection does the MP130GFA provide?
It provides Class A personnel protection. The breaker is designed to trip and interrupt the circuit if it detects a ground fault leakage current of 5mA or greater.
Does the MP130GFA perform automatic self-testing?
Yes. To comply with updated UL 943 standards, these GFCI breakers feature an internal self-test mechanism. If the breaker detects a failure in its ground fault circuitry, it will trip and lock out to prevent resetting.
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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