{"product_id":"siemens-he3a150l-circuit-breaker","title":"Siemens | HE3A150L | Circuit Breaker | 150A | 3-Pole | 480V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for dependable protection in demanding 3‑phase environments, the Siemens HE3A150L circuit breaker delivers 150 amps of reliable overcurrent protection across 3 poles at 480 volts. This bolt‑on unit is designed for precise compatibility in panels and switchgear that require a 3‑pole, 480V solution, making it an ideal choice for maintenance, retrofit, or replacement projects.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Bolt‑On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: HE3A150L\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eWhen your system relies on precise protection for 3‑phase 480V feeders, the HE3A150L delivers a clean, field‑tested fit that aligns with Siemens’ legacy of reliability. The bolt‑on design supports straightforward installation in compatible enclosures, reducing downtime during maintenance or retrofits. Because the part number is the best reference for compatibility, you’ll want to verify your panel’s fit and ratings against HE3A150L before ordering.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003ePerfect for industrial panels, service entrances, and machinery that run on 3‑phase 480V power. Use it for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew installations in compatible switchgear that require a 150A, 3‑pole, 480V bolt‑on breaker.\u003c\/li\u003e \u003cli\u003eRetrofits where an exact match to existing protection characteristics is needed.\u003c\/li\u003e \u003cli\u003eReplacement of failing or aged breakers in systems built around Siemens form factors.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation and planning tips\u003c\/h3\u003e\n\u003cp\u003eBefore purchasing, confirm that your enclosure supports bolt‑on mounting and that the panel rating aligns with 480V, 150A protection. The HE3A150L is specifically wired and configured for compatibility with SIEMENS‑style bolt‑on applications, so cross‑check the part number to ensure a seamless fit and reliable performance.\u003c\/p\u003e \u003cp\u003eLeverage this 3‑pole, 480V Siemens breaker to safeguard critical loads, motor circuits, and distribution feeders with precise, predictable protection. If you’re upgrading or replacing an existing setup, the HE3A150L offers a targeted, dependable solution designed for industrial reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427518763170,"sku":"HE3A150L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-he3a150l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}