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The ABB THQMV100D is a 100-amp, 2-pole main breaker kit designed for use in residential and light commercial electrical load centers. This kit provides the main disconnect function in a panelboard, allowing a licensed electrician to interrupt power to the entire panel in a single operation. Rated at 100 amps, the 2-pole configuration handles 240-volt service and is built to OEM specifications for compatible load centers. It serves as a critical safety and control component in branch-circuit distribution systems.
This main breaker kit is suited for residential new construction and service upgrade applications where a main disconnect is required within the load center enclosure. It is a common replacement or upgrade component in panelboards requiring a dedicated main shutoff device that meets NEC disconnect requirements. Electricians installing or retrofitting load centers for 100-amp service will find this kit appropriate for that application.
Designed as an OEM-style main breaker kit replacement for compatible ABB and GE-style residential and light commercial load center enclosures requiring a 100-amp 2-pole main disconnect.
Installation must be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and all applicable local codes. Verify that utility power is disconnected at the meter before working inside the load center enclosure. Confirm the load center enclosure is rated to accept this main breaker kit configuration before installation. Do not exceed the breaker amp rating when sizing the service conductors.
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