{"product_id":"siemens-hed42b090l-circuit-breaker","title":"Siemens | HED42B090L | Circuit Breaker | 2-Pole | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HED42B090L is a \u003cstrong\u003e2-Pole Bolt-On circuit breaker\u003c\/strong\u003e designed for dependable protection in your electrical panels and switchgear. Built for maintenance, retrofit, and replacement projects, this unit helps you keep systems running smoothly by matching exact specifications and ensuring consistent trip characteristics.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest reference for compatibility:\u003c\/strong\u003e Part number HED42B090L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal use cases:\u003c\/strong\u003e Maintenance, retrofit, and replacement in compatible Siemens electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBefore ordering, confirm fit and ratings to ensure seamless integration with your panel. The part number HED42B090L is your most reliable reference for compatibility, helping you verify that the breaker matches your enclosure, protection scheme, and required specifications.\u003c\/p\u003e \u003cp\u003eThis breaker is an excellent choice for electricians, maintenance technicians, and facilities teams who value \u003cem\u003etrustworthy Siemens components\u003c\/em\u003e and a straightforward installation path. The bolt-on design supports quick, secure mounting in appropriate enclosures, reducing downtime during service windows and keeping your protection system aligned with your existing Siemens equipment.\u003c\/p\u003e \u003cp\u003ePractical tips for using the HED42B090L:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eCross-check the panel family and current rating against your existing protection scheme to avoid mismatches.\u003c\/li\u003e \u003cli\u003eKeep a spare HED42B090L on hand for planned maintenance or urgent replacements to minimize disruption.\u003c\/li\u003e \u003cli\u003eDocument the exact part number in your maintenance logs to simplify future retrofits or upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425634111650,"sku":"HED42B090L","price":1459.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hed42b090l-circuit-breaker-2-pole-bolt-442.webp?v=1789434373","url":"https:\/\/www.ampstate.com\/products\/siemens-hed42b090l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}