{"product_id":"ge-thqb21100st1-100a-2p-240v-circuit-breaker","title":"GE THQB21100ST1 100A 2P 240V Circuit Breaker, Bolt-On, Shunt Trip | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eGE THQB21100ST1\u003c\/strong\u003e is a 100A, 2-pole, 240V bolt-on circuit breaker with a built-in shunt trip, purpose-built for dependable protection in panelboards, load centers, and electrical distribution systems. Its bolt-on design simplifies installation in compatible enclosures, making it an ideal choice for upgrades and service work where a specific part number must remain consistent.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRobust 100 A protection\u003c\/strong\u003e suitable for residential, commercial, and light industrial circuits that demand reliable overcurrent control.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 240V operation\u003c\/strong\u003e for balanced protection of multi-wire branch circuits and essential equipment across phases.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting\u003c\/strong\u003e enables quick, secure installation in compatible GE panelboards and distribution panels, reducing on-site labor time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShunt Trip capability\u003c\/strong\u003e provides remote tripping control, enhancing safety during maintenance, emergency shutoffs, or integration with building automation systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit-friendly and scalable\u003c\/strong\u003e designed to fit existing infrastructures while keeping the part number consistent for maintenance planning and stocking.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where you must preserve the original part number for warranty, documentation, or stocking reasons.\u003c\/li\u003e \u003cli\u003eMaintenance planning in commercial facilities with panelboards and load centers that require quick, dependable remote-trip capability.\u003c\/li\u003e \u003cli\u003eNew installations in distributed electrical rooms that need a standard 2P, 240V protection device with clear amperage rating.\u003c\/li\u003e \u003cli\u003eRemote shutdown scenarios in facilities with centralized control systems, where the shunt-trip feature adds an extra layer of safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and availability\u003c\/h3\u003e\n\u003cp\u003eThis GE circuit breaker is manufactured for compatibility with panelboards and load centers that support bolt-on, 2-pole devices. AmpState carries the THQB21100ST1 and can assist in confirming fit and ensuring you’re pairing the right breaker with your enclosure. If you’re unsure about compatibility, send a message and we’ll help verify a precise match for your setup.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrip feature:\u003c\/strong\u003e Shunt Trip (remote tripping capability)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e GE\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eExperienceful protection that aligns with precise retrofit needs and maintenance workflows. With the GE THQB21100ST1, you’ll get reliable circuit interruption, easy installation, and the confidence of a part number you can trust for future service and documentation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412457246882,"sku":"THQB21100ST1","price":787.0,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/www.ampstate.com\/products\/ge-thqb21100st1-100a-2p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}