{"product_id":"ge-thhqb1120-20a-120v-1-pole-bolt-on-circuit-breaker","title":"GE THHQB1120 - 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eGE THHQB1120\u003c\/strong\u003e is a 20A, 120V, 1-pole bolt-on molded case circuit breaker designed for dependable branch circuit protection in panelboards and loadcenters.\u003c\/p\u003e \u003ch2\u003eSecure, vibration-resistant mounting\u003c\/h2\u003e\n\u003cp\u003eWith a bolt-on mounting style, this breaker delivers a rigid connection to the bus, reducing loose connections and arcing from vibration in busy electrical panels—ideal for both new installations and panel upgrades in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003ch2\u003ePrecise, reliable protection with a thermal-magnetic trip\u003c\/h2\u003e\n\u003cp\u003eThe thermal-magnetic trip unit provides stable, repeatable protection against overcurrent and short circuits, ensuring your circuits are safeguarded under a predictable range of conditions. The 20A rating is well-suited for general lighting and outlet circuits, while 120V operation matches standard power distribution in homes and small workplaces.\u003c\/p\u003e \u003ch2\u003eWhy choose GE THHQB1120\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible performance:\u003c\/strong\u003e Designed to work with matching GE OEM loadcenters and panelboards for coordinated protection and easy replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole simplicity:\u003c\/strong\u003e Streamlines protection for a single circuit, reducing panel clutter and simplifying troubleshooting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial environments where reliable overcurrent protection is essential.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Molded case design resists wear in service panels, with a secure bolt-on interface for long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e GE\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e THHQB1120\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical use cases\u003c\/h2\u003e\n\u003cp\u003eInstall this breaker in panelboards or loadcenters serving lighting circuits, receptacle circuits, and other branch circuits in homes, small offices, retail spaces, or light industrial facilities. Its bolt-on design makes it straightforward to upgrade or replace older breakers that may compromise panel safety.\u003c\/p\u003e \u003ch2\u003eInstallation and care tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eEnsure electrical power is fully de-energized before handling breakers.\u003c\/li\u003e \u003cli\u003eAttach the breaker to the panel’s bus with the appropriate mounting screws, following the panel’s installation instructions.\u003c\/li\u003e \u003cli\u003eVerify all connections are tight to the panel’s torque recommendations (as detailed in the panel documentation).\u003c\/li\u003e \u003cli\u003ePeriodically inspect panel connections for signs of overheating or looseness and replace as needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need a dependable, GE-compatible solution for protecting a single circuit in panelboards or loadcenters, the THHQB1120 delivers consistent performance, straightforward installation, and reliable long-term operation in a compact 1-pole, 20A package.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349703512226,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general_electric_breaker_and_panel_748a7339-3b70-43ca-839b-b4224cdfb266.png?v=1764154403","url":"https:\/\/www.ampstate.com\/products\/ge-thhqb1120-20a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}