{"product_id":"jb31500smw-circuit-breaker","title":"JB31500SMW | Circuit Breaker | 150A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe JB31500SMW is a rugged industrial circuit breaker designed to safeguard your three‑phase electrical systems with precise, reliable protection. With a 150A current rating and a 3‑pole configuration, this unit is built to handle mid‑to‑heavy loads while keeping all three phases protected up to 600V.\u003c\/p\u003e \u003cp\u003eKey reasons to choose the JB31500SMW for your project include:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole protection\u003c\/strong\u003e ensures all three phases disconnect together, preventing partial shutdowns that can leave equipment vulnerable.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e150A current rating\u003c\/strong\u003e aligns with moderate to high‑demand industrial circuits, providing robust protection without frequent nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V maximum voltage rating\u003c\/strong\u003e makes it suitable for a wide range of industrial machines, panels, and switchgear operating in 3‑phase environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect reference for compatibility\u003c\/strong\u003e—the part number JB31500SMW is the most reliable identifier when verifying fit with existing gear or legacy panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for maintenance, retrofit, and replacement\u003c\/strong\u003e projects where exact specifications are required to match your current protection scheme.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical for field service\u003c\/strong\u003e—keeps downtime to a minimum by matching common industrial configurations and mounting footprints.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn three‑phase systems, faults can cascade across multiple conductors. The JB31500SMW interrupts all affected phases simultaneously, helping to:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePrevent equipment damage from short circuits and overloads\u003c\/li\u003e \u003cli\u003eProtect wiring insulation and downstream devices from excessive current\u003c\/li\u003e \u003cli\u003eSupport safe maintenance procedures by providing a clear, dependable disconnect point\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to use it effectively\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings against your equipment. The JB31500SMW is the best reference for compatibility, ensuring it matches your panelboard or switchgear’s mechanical footprint and electrical requirements. Use this model for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where you’re replacing an aging 3‑pole, 150A breaker\u003c\/li\u003e \u003cli\u003eNew installations in industrial control panels requiring solid three‑phase protection up to 600V\u003c\/li\u003e \u003cli\u003eSpare‑parts inventory for service teams that standardize on reliable JB31500SMW replacements\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNotes: Always verify fit and ratings before ordering. The part number JB31500SMW serves as the clearest reference for compatibility with your system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426209288354,"sku":"JB31500SMW","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/jb31500smw-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}