{"product_id":"commander-70-amp-circuit-breaker-bql370-70a-240v-3-pole-bolt-on-circuit-breaker","title":"Commander 70 Amp Circuit Breaker BQL370 - 70 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eCommander 70 Amp Circuit Breaker BQL370\u003c\/strong\u003e is built for dependable branch circuit protection in panelboards and loadcenters. With a 70A, 240V rating and a 3-pole design, this bolt-on molded case circuit breaker is ready for 3‑phase applications across commercial and light industrial environments, as well as select residential setups that demand robust protection.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration‑resistant bus connection. In busy service rooms, equipment closets, or installations subject to vibration, the BQL370 stays firmly seated and maintains consistent electrical contact, reducing the risk of arcing or connection looseness over time.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining dependable thermal overload sensing with instantaneous magnetic trip for short circuits. This pairing accelerates fault response while minimizing nuisance trips due to temperature fluctuations, helping keep critical loads online and reducing downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eOEM-compatible and easy to retrofit\u003c\/strong\u003e the BQL370 is designed to work with matching Commander load centers and panelboards. This compatibility simplifies upgrades, replacements, or retrofits, ensuring uniform trip curves and labeling across your distribution system for reliable protection and easier maintenance.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BQL370\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 70A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\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 \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtect feeders and branch circuits in commercial panelboards and distribution frames\u003c\/li\u003e \u003cli\u003eSupport light industrial equipment racks and service panels\u003c\/li\u003e \u003cli\u003eGuard 3‑phase circuits in data centers, workshops, and mechanical rooms\u003c\/li\u003e \u003cli\u003e retrofit or replace aging breakers with a proven, compatible Commander solution\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSolid mechanical stability thanks to bolt-on mounting, preserving bus integrity under vibration\u003c\/li\u003e \u003cli\u003ePredictable trip behavior with a thermal-magnetic system that balances safety and uptime\u003c\/li\u003e \u003cli\u003eDesigned for seamless integration with OEM load centers and panelboards to maintain consistent protection profiles\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor installers and facility managers seeking reliable, long‑lasting branch circuit protection, the \u003cstrong\u003eCommander BQL370\u003c\/strong\u003e delivers precise protection, straightforward installation, and compatibility you can count on across residential, commercial, and light industrial projects. Trust AmpState to supply authentic Commander breakers that keep your electrical systems running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349487145122,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_d8114aa6-bd6c-4912-af1b-ef073e07dd57.png?v=1764147976","url":"https:\/\/www.ampstate.com\/products\/commander-70-amp-circuit-breaker-bql370-70a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}