{"product_id":"ge-thqb2120st1-20a-240v-2-pole-bolt-on-circuit-breaker","title":"GE THQB2120ST1 - 20 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the GE THQB2120ST1 — a 20A, 240V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch circuit protection in panelboards and loadcenters. Its rugged bolt-on mounting creates a rigid, vibration-resistant bus connection, so you’re less likely to experience loose connections in environments with movement or vibration. This translates to steady performance and fewer nuisance trips over time.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e: secure, rigid bus connection designed to stay put in demanding installation environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: combines heat-activated protection with fast magnetic response for stable, repeatable protection across varying temperatures and loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: built to work flawlessly with matching GE OEM loadcenters and panelboards for clean fitting and coordinated protection schemes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole design\u003c\/strong\u003e: simultaneously disconnects both hot legs for complete circuit isolation and safer shutdowns.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e20A, 240V rating\u003c\/strong\u003e: ideal for common branch circuits such as outlets, lighting, and small commercial or residential loads that require solid overcurrent protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere it fits best\u003c\/h3\u003e\n\u003cp\u003eThis breaker is purpose-built for residential panelboards and loadcenters, as well as light commercial and small industrial enclosures. If you’re upgrading an aging panel or replacing a failed breaker, the THQB2120ST1 provides a reliable, codes-aligned protection solution that you can count on.\u003c\/p\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\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 THQB2120ST1\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 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\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 \u003cp\u003eChoosing the GE THQB2120ST1 means prioritizing reliability, precise protection, and a seamless fit within your existing GE panel ecosystem. Its combination of secure mounting, robust trip performance, and compatibility with OEM load centers makes it a practical, long-term choice for professionals and knowledgeable installers working on residential and light commercial electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349706887330,"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_cb618d47-d7d8-486c-a28b-86ef8f8564a0.png?v=1764154510","url":"https:\/\/www.ampstate.com\/products\/ge-thqb2120st1-20a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}