Built for residential applications, the Siemens MP215AF provides 15A of branch/feeder arc fault protection across two poles. It utilizes thermal-magnetic technology to defend against overloads, short circuits, and parallel arcing faults. Designed as an exact drop-in replacement, this plug-on breaker mounts into legacy Murray and Siemens load centers. It eliminates the need for retrofit adapters and serves as the original version of the Q215AFC. Rated at 10 kAIC, it includes a pigtail neutral.
What is the Siemens equivalent to the Murray MP215AF?
The Siemens Q215AF is the direct equivalent. For modern code compliance requiring combination arc fault protection, the Siemens Q215AFC serves as the direct upgrade.
Is this breaker approved for use in Siemens panels?
Yes. Siemens acquired the Murray brand, and this breaker is listed for installation in both Murray and Siemens load centers.
Does this breaker offer combination arc fault (CAFCI) protection?
No. The MP215AF is a legacy branch/feeder AFCI. It detects line-to-ground and line-to-neutral parallel arcs but lacks the series arc detection found in newer combination AFCI models.
How is the neutral wire connected for this AFCI breaker?
This model uses a pigtail neutral connection. The coiled white wire attached to the breaker must be routed and secured directly to the panel neutral bus bar to ensure proper arc fault detection.
What does the LI trip function code mean?
The LI code indicates a standard thermal-magnetic trip unit. It provides Long-Time thermal protection for sustained overloads and Instantaneous magnetic protection for short circuits.
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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