{"product_id":"siemens-ef3h150-circuit-breaker","title":"Siemens | EF3H150 | Circuit Breaker | 150A | 3-Pole | 600V | 14kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens EF3H150 Circuit Breaker—an purpose-built, bolt-on protection solution for 3‑phase 600V electrical systems. This 150A, 3-pole unit is engineered to deliver reliable overcurrent protection in demanding industrial environments, making it an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the EF3H150 for your panel?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e precise compatibility\u003c\/strong\u003e — part number EF3H150 ensures a direct fit in Siemens-compatible panels and systems that require a 150A, 3-pole, 600V breaker.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e robust protection\u003c\/strong\u003e — delivers up to 14 kA interrupting capacity, guarding circuits against faults and minimizing downtime in critical applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e secure mounting\u003c\/strong\u003e — bolt-on design provides a solid, vibration-resistant installation that stays put in rugged enclosures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e streamlined maintenance\u003c\/strong\u003e — optimized for quick swaps in retrofit or replacement scenarios, reducing system downtime during updates.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e durable Siemens engineering\u003c\/strong\u003e — built to meet the demanding expectations of industrial power distribution, with dependable performance over the long term.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or worn-out breaker in 3‑phase, 600V distribution panels.\u003c\/li\u003e \u003cli\u003eRetrofit projects where upgrading protection or updating components requires exact EF3H150 specifications.\u003c\/li\u003e \u003cli\u003eNew installations or panel rebuilds that demand a 150A, 3‑pole device with strong interrupting capacity.\u003c\/li\u003e \u003cli\u003eSystems where reliable bolt-on mounting minimizes installation time and vibration concerns.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat to verify before ordering\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNote: Confirm fit and ratings for your specific panel or enclosure. The part number EF3H150 is the best reference for compatibility, ensuring you get the exact 150A, 3‑pole, 600V, 14kA device you need.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 150 A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600 V\u003c\/li\u003e \u003cli\u003eInterrupting Capacity: 14 kA\u003c\/li\u003e \u003cli\u003eMounting: Bolt-On\u003c\/li\u003e \u003cli\u003ePart Number: EF3H150\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re maintaining an existing installation, performing a controlled retrofit, or replacing a worn breaker, the Siemens EF3H150 delivers trusted protection with a straightforward, field-friendly bolt-on installation. It’s the precise, reliable choice for 3‑phase power distribution where every amp and every fault matters.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424380768418,"sku":"EF3H150","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ef3h150-circuit-breaker-150a-3-pole-600v-14ka-bolt-196.webp?v=1789347642","url":"https:\/\/www.ampstate.com\/products\/siemens-ef3h150-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}