Providing enhanced short-circuit defense, this 100-amp Type QPH component serves applications requiring higher fault tolerances. The thermal-magnetic mechanism delivers reliable overload protection. Designed for broad compatibility, the unit installs into Siemens EQ, PL, ES, and Ultimate load centers. It also serves as a verified substitute for legacy Murray MP2100H components. With a 22kAIC rating at 120/240V, the device features common trip functionality and HACR certification.
The Q2100H is compatible with Siemens EQ, PL, ES, and Ultimate load centers. It is also a verified replacement for use in legacy Murray load centers.
Can I use the Q2100H to replace a Murray MP2100H?
Yes. Siemens acquired Murray and phased out the Murray brand. The Siemens Q2100H is the exact, manufacturer-approved replacement for the legacy Murray MP2100H.
What is the difference between the Siemens Q2100 and Q2100H?
The primary difference is the short-circuit interrupting rating. The standard Q2100 is rated for 10kAIC, while the Q2100H is rated for 22kAIC to handle higher fault currents.
Do I need a hold-down kit to use the Q2100H as a back-fed main breaker?
Yes. If you are installing the Q2100H as a back-fed main breaker in a compatible Siemens or Murray load center, the National Electrical Code requires a hold-down kit, such as the Siemens ECMBR2.
Does the Q2100H feature Insta-Wire?
Yes, this breaker features Siemens Insta-Wire technology. The terminal screws come pre-backed out from the factory, allowing for immediate wire insertion and faster installation.
Is the Q2100H HACR rated?
Yes, the Q2100H is HACR certified, meaning it is approved for use with heating, air conditioning, and refrigeration equipment that requires this specific protection rating.
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Customers rate this product 5.0 out of 5 based on 1 review.