{"product_id":"square-d-qo340epd","title":"Square D QO340EPD 40A 3-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the \u003cstrong\u003eSquare D QO340EPD 40A 3-Pole 240 V Circuit Breaker\u003c\/strong\u003e — a precise, dependable solution for safeguarding 240-volt circuits. With a 40-amp rating and a 3-pole design, this breaker provides robust protection for high-draw loads and 240V feeders in electrical panels.\u003c\/p\u003e \u003cp\u003ePart Number \u003cstrong\u003eQO340EPD\u003c\/strong\u003e identifies an exact specification suited for installations requiring a 40 A, 3-pole device. Built to meet the needs of modern electrical systems, this breaker helps prevent damage from overloads and short circuits, contributing to safer, more reliable operation of your circuits.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QO340EPD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtects 240V circuits with a three-pole design that interrupts all live conductors, enhancing safety and reliability for 240V loads.\u003c\/li\u003e \u003cli\u003eSpecific replacement option for installations requiring the QO340EPD specification, ensuring a precise fit and consistent performance.\u003c\/li\u003e \u003cli\u003eIdeal for applications where a 40-amp, 3-pole protection device is needed to safeguard high-draw equipment and feeders.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations or panel upgrades that require a 40 A, 3-pole, 240 V circuit breaker.\u003c\/li\u003e \u003cli\u003eRepairs or replacements in electrical setups using the Square D QO series where QO340EPD is specified.\u003c\/li\u003e \u003cli\u003eProtection for heavy 240V circuits in residential or light commercial environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the \u003cstrong\u003eQO340EPD\u003c\/strong\u003e when you need dependable 240-volt circuit protection with a precise 40-amp, 3-pole configuration. This breaker is designed to deliver consistent performance in demanding electrical systems, helping you maintain safety and continuity across your circuits.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423222747298,"sku":"QO340EPD","price":2324.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-qo340epd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}