{"product_id":"siemens-qj23b070l-70a-3p-240v-circuit-breaker","title":"Siemens QJ23B070L 70A 3P 240V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens QJ23B070L is a purpose-built circuit breaker designed to protect panelboards, load centers, and electrical distribution networks with precision. With a direct part-number match for streamlined maintenance and replenishment, this 70 A, 3-pole device helps keep commercial and industrial electrical systems running smoothly.\u003c\/p\u003e \u003cp\u003eWhy this specific model matters: when every component in your distribution chain must align exactly, selecting the QJ23B070L minimizes compatibility risk and downtime. It’s the reliable choice for teams that rely on consistent Siemens parts to maintain, retrofit, or expand their electrical infrastructure.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design for 3‑phase 240V systems\u003c\/strong\u003e provides coordinated protection across all legs of a 240V distribution network.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e70 A rating\u003c\/strong\u003e delivers robust overcurrent protection for feeders and branch circuits without unnecessary tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part-number match\u003c\/strong\u003e simplifies inventory management and service calls, reducing guesswork during replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable Siemens engineering\u003c\/strong\u003e built to withstand the demands of panelboards and load centers in active electrical rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for panelboards and load centers\u003c\/strong\u003e designed to integrate into existing electrical distribution layouts with minimal modification.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmpState availability\u003c\/strong\u003e means you can source, stock, or verify fit efficiently—assistance available to confirm compatibility with your equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e include routine maintenance swaps, spare‑parts inventory for panel builders, and retrofit projects where exact part continuity is essential. It’s well-suited for any 3‑phase 240V installation that requires dependable protection and straightforward compatibility with Siemens gear.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePart Number: \u003cstrong\u003eQJ23B070L\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eManufacturer: \u003cstrong\u003eSiemens\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eAmperage: \u003cstrong\u003e70 A\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003ePoles: \u003cstrong\u003e3\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eVoltage: \u003cstrong\u003e240 V\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eProduct Type: \u003cstrong\u003eCircuit Breaker\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re unsure about fit, send us a message—we’ll help confirm whether the QJ23B070L matches your panel or load center’s requirements and guide you to a precise, reliable replacement path.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412446990498,"sku":"QJ23B070L","price":2765.0,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/www.ampstate.com\/products\/siemens-qj23b070l-70a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}