{"product_id":"siemens-3rv1042-4hb10-50a-3p-circuit-breaker","title":"Siemens 3RV1042-4HB10 Circuit Breaker, 50A, 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens 3RV1042-4HB10 Circuit Breaker — a purpose-built 50 A, 3-pole protection device designed for demanding industrial environments. This Siemens part is ideal for service, maintenance, and replacement projects where reliable three-phase circuit protection is essential for keeping production up and running.\u003c\/p\u003e \u003cp\u003eWith a true three-pole design, this breaker protects all phases in your 3‑phase circuits, delivering balanced fault isolation to help prevent collateral damage to motors, drives, and distribution feeders. The 50 A rating makes it well-suited for mid‑range industrial loads, including motor feeds and line-side protection in manufacturing lines and equipment rooms.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, three-phase protection:\u003c\/strong\u003e Ensures synchronized interrupting of all phases for effective fault isolation in 3‑phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e50 A capacity:\u003c\/strong\u003e Supports mid-range industrial circuits where reliable protection is needed without unnecessary tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-grade reliability:\u003c\/strong\u003e Siemens build quality designed for endpoints in panels, motor control centers, and industrial switchgear.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact part number resonance:\u003c\/strong\u003e Confirm compatibility by matching the exact part number 3RV1042-4HB10 with your application requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSupport for compatibility checks:\u003c\/strong\u003e If you’re unsure about fit, we can help verify compatibility using the part number and your system details.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and fit guidance\u003c\/h3\u003e\n\u003cp\u003eUse the exact part number \u003cstrong\u003e3RV1042-4HB10\u003c\/strong\u003e to verify fit within your existing panel, MCC, or control gear. Compatibility depends on application requirements, including enclosure type, trip characteristics, and the electrical environment. If you need a quick confirmation, reach out with your system details and we’ll assist with a precise fit check.\u003c\/p\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations and panel upgrades requiring robust three-phase protection\u003c\/li\u003e \u003cli\u003eReplacement of aging or failed breakers in industrial control panels\u003c\/li\u003e \u003cli\u003eProtection for motors, conveyors, CNC machines, and other heavy equipment powered by 3-phase systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 3RV1042-4HB10\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNotes:\u003c\/strong\u003e Verify fit by part number and application requirements. Need help matching a part number or confirming compatibility? Message us and we'll help.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eConfigure this Siemens 3RV1042-4HB10 as a reliable safeguard for your three-phase electrical infrastructure, and experience streamlined maintenance, safer operation, and quicker downtime recovery when issues arise. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415891890338,"sku":"3RV1042-4HB10","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-3rv1042-4hb10-circuit-breaker-50a-3-pole-breakers-446.webp?v=1789207818","url":"https:\/\/www.ampstate.com\/products\/siemens-3rv1042-4hb10-50a-3p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}