{"product_id":"siemens-jl3b250-circuit-breaker","title":"Siemens | JL3B250 | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens JL3B250 3-Pole Circuit Breaker is designed for reliable protection in maintenance, retrofit, and replacement projects where exact specifications matter. This three-pole device delivers consistent overcurrent protection and predictable trip behavior, helping keep three-phase systems safe and operational in demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility reference:\u003c\/strong\u003e Best reference is the JL3B250 part number\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImportant usage note:\u003c\/strong\u003e Confirm fit and ratings before ordering to ensure exact match with your panel or equipment\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters for your project: when updating or repairing electrical panels, using an exact three-pole Siemens breaker preserves protection coordination and footprint. The JL3B250 is the precise choice when your application requires a like-for-like replacement that aligns with existing wiring, mounting, and performance characteristics.\u003c\/p\u003e \u003cp\u003eIdeal for professionals and facilities teams who need a dependable, field-ready solution for three-phase circuits. Whether you’re refreshing an aging panel, performing a retrofit to support upgraded equipment, or stocking a parts inventory for quick maintenance, this 3-Pole Siemens breaker helps minimize downtime and simplify sourcing.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eReliable, Siemens-built protection for three-phase systems\u003c\/li\u003e \u003cli\u003eStreamlined sourcing with the JL3B250 part number as the compatibility reference\u003c\/li\u003e \u003cli\u003eFacilitates seamless maintenance and retrofit workflows by matching existing specifications\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAdditional guidance: Use the JL3B250 part number as the primary compatibility reference, and always verify the breaker’s fit and ratings against your panel’s requirements before purchase. This ensures a smooth replacement or upgrade without surprises in the field.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424382308514,"sku":"JL3B250","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-jl3b250-circuit-breaker-3-pole-321.webp?v=1789348148","url":"https:\/\/www.ampstate.com\/products\/siemens-jl3b250-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}