{"product_id":"siemens-eh3b100-circuit-breaker","title":"Siemens | EH3B100 | Circuit Breaker | 100A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens EH3B100 Circuit Breaker is a robust, industrial-grade protection device designed for demanding three-phase systems. With a 100A rating and a 3-pole configuration, it delivers precise overcurrent protection for equipment operating at 480V. This unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter, and the EH3B100 part number is the most reliable reference for compatibility.\u003c\/p\u003e \u003ch2\u003eWhy choose the Siemens EH3B100\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003eThree-pole design provides true three-phase protection, ensuring all phases trip together to prevent unbalanced loads and equipment damage.\u003c\/li\u003e\n\u003cli\u003e100A current rating supports moderate-to-high power circuits such as motor feeders and processing lines.\u003c\/li\u003e\n\u003cli\u003e480V maximum operating voltage makes it suitable for industrial distribution panels and equipment in 3-phase systems.\u003c\/li\u003e\n\u003cli\u003eDirect reference for compatibility: use the EH3B100 part number to match panels and accessories within Siemens’ ecosystem.\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable performance in retrofit and replacement scenarios, minimizing downtime and simplifying stocking for service teams.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical applications and use cases\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003eIndustrial manufacturing lines with 3-phase motors and feeders running at 480V.\u003c\/li\u003e\n\u003cli\u003eRetrofit projects where existing gear requires a like-for-like Siemens breaker to maintain protection schemes.\u003c\/li\u003e\n\u003cli\u003ePower distribution panels in warehouses, plant facilities, or HVAC setups using 480V three-phase power.\u003c\/li\u003e\n\u003cli\u003eBackup and emergency circuits that demand dependable trip protection across all three phases.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation considerations and tips\u003c\/h3\u003e \u003cp\u003eBefore ordering, verify fit and ratings against your equipment’s specifications. The EH3B100 is the best reference for compatibility, and matching this exact part number helps ensure seamless integration with Siemens panels and accessories. For safe setup, rely on a licensed electrician to install or replace the unit, and follow standard electrical safety practices to avoid arc flash hazards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424406818978,"sku":"EH3B100","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-eh3b100-circuit-breaker-100a-3-pole-480v-932.webp?v=1789353215","url":"https:\/\/www.ampstate.com\/products\/siemens-eh3b100-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}