{"product_id":"ite-qp2b040-circuit-breaker","title":"ITE | QP2B040 | Circuit Breaker | 40A | 2-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eFor electricians, property managers, and DIY enthusiasts handling panel maintenance or retrofits, the ITE QP2B040 is an exacting choice. This 40A, 2-pole, 240V circuit breaker is designed for use in systems that specify the ITE QP-series, delivering reliable protection where it matters most. When you need a replacement that matches your existing setup, the part number QP2B040 is the clearest reference for compatibility and consistent performance.\u003c\/p\u003e \u003ch2\u003eKey specifications that matter in the field\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeries\/Compatibility:\u003c\/strong\u003e QP-series family (best cross-reference for retrofit and replacement)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the ITE QP2B040 for your project\u003c\/h3\u003e\n\u003cp\u003eExact electrical ratings matter for both safety and reliability. The QP2B040 provides the precise 40-amp, 240-volt protection you need for circuits that demand strong, predictable interruption behavior. Because the part number serves as the primary compatibility reference, you can confidently match footprint, termination style, and mounting orientation to existing panels that accept ITE QP-type breakers. This minimizes guesswork during maintenance or retrofit and reduces downtime.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRoutine maintenance and component replacement in panels designed for QP-series breakers\u003c\/li\u003e \u003cli\u003eRetrofits where a like-for-like 40A, 2-pole, 240V protection is required to maintain system integrity\u003c\/li\u003e \u003cli\u003eSpare or emergency stock for service calls in residential or light commercial settings\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore ordering, verify that your panel labeling supports ITE QP-series breakers and that the 40A, 240V rating matches the circuit you are protecting.\u003c\/li\u003e \u003cli\u003eUse the part number QP2B040 as the primary cross-reference to ensure the physical fit and electrical ratings align with your existing equipment.\u003c\/li\u003e \u003cli\u003eDuring installation, follow standard electrical safety practices: de-energize the panel, confirm continuity, and torque termination screws according to the panel manufacturer’s guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you are repairing a legacy panel, upgrading a distribution setup, or stocking parts for future service needs, the ITE QP2B040 40A 2-Pole 240V circuit breaker offers dependable protection with a straightforward compatibility reference. Choose this part when your project calls for an ITE QP-series replacement that you can trust to fit precisely and perform consistently.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ITE","offers":[{"title":"Default Title","offer_id":46426778206370,"sku":"QP2B040","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/ite-qp2b040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}