{"product_id":"hef213090-circuit-breaker","title":"HEF213090 | Circuit Breaker | 90A | 1-Pole | 277V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet HEF213090 — a rugged industrial circuit breaker crafted for reliable protection in maintenance, retrofit, and replacement projects. With a 90A rating, 1-Pole design, and 277V operation, it’s designed to safeguard critical circuits in demanding commercial and industrial environments.\u003c\/p\u003e \u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact-fit reference\u003c\/strong\u003e: Use the part number HEF213090 as the primary compatibility reference for replacements and retrofits, ensuring a smooth upgrade path.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V circuit protection\u003c\/strong\u003e: Ideal for single-circuit protection in systems and equipment powered at 277V, common in commercial buildings and industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSingle-pole configuration\u003c\/strong\u003e: Provides focused protection for individual circuits where a 1-Pole device is required, helping to isolate and protect sensitive equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-ready\u003c\/strong\u003e: Designed to support ongoing service, upgrades, and retrofits without compromising reliability or safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical Snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal Use Scenarios\u003c\/h3\u003e\n\u003cp\u003e- Replacing aging or failed breakers in commercial or light industrial panels that supply 277V circuits.\u003c\/p\u003e\n\u003cp\u003e- Retrofit projects where a single 90A, 1-Pole device matches the existing panel architecture and compatible ratings.\u003c\/p\u003e\n\u003cp\u003e- Maintenance cycles that require consistent part numbers to simplify ordering and stock management.\u003c\/p\u003e \u003ch3\u003ePractical Guidance\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings to ensure seamless compatibility with your panel or distribution block. The part number HEF213090 is your best reference for matching specifications and ensuring a reliable upgrade path.\u003c\/p\u003e \u003ch3\u003eInstallation Considerations\u003c\/h3\u003e\n\u003cp\u003eDe-energize the circuit, verify that the target system operates at 277V, and follow applicable electrical codes during replacement or retrofit. If you’re unsure about compatibility, consult a licensed electrician to verify fitment and safety.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426441941154,"sku":"HEF213090","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/hef213090-circuit-breaker-90a-1-pole-277v-848.webp?v=1789578070","url":"https:\/\/www.ampstate.com\/products\/hef213090-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}