{"product_id":"square-d-ehb140151082","title":"Square D EHB140151082 15A 1-Pole 277 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eChoose reliability with the Square D EHB140151082 15A 1-Pole 277 V Circuit Breaker. This part number, EHB140151082, is a precise 15-amp, single-pole device designed for commercial and industrial electrical systems that run on 277 volts, delivering targeted protection for a single hot conductor in your distribution panel.\u003c\/p\u003e \u003ch2\u003eKey features that matter in real-world use\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eExact fit for Square D panels that use the EHB family, ensuring proper mounting, secure connections, and consistent electrical performance.\u003c\/li\u003e \u003cli\u003e277 V compatibility makes it ideal for commercial lighting circuits, signage, and other high-voltage branch circuits commonly found in office buildings, retail spaces, and facilities with 277 V distribution.\u003c\/li\u003e \u003cli\u003eSingle-pole design concentrates protection where you need it most, helping prevent damage to downstream equipment from overloads or short circuits on a single conductor.\u003c\/li\u003e \u003cli\u003ePart number precision (EHB140151082) helps you source the correct replacement quickly, reducing downtime and installation hassles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cp\u003eMany breakers claim compatibility, but this device is purpose-built to align with Square D’s EHB lineup, preserving the original wiring footprint and ensuring reliable interruption during fault conditions. The 15A rating is a practical choice for protecting lighting and small-load circuits without introducing nuisance trips in everyday commercial operations.\u003c\/p\u003e \u003ch2\u003eIdeal applications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e277 V lighting circuits in retail, office, and hospitality environments.\u003c\/li\u003e \u003cli\u003eBranch circuits powering controls for HVAC, alarms, and building automation panels that run on 277 V systems.\u003c\/li\u003e \u003cli\u003eSpare or replacement breaker for Square D panels using the EHB family, minimizing compatibility risk.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and use tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with EHB-type breakers before replacement to ensure a proper fit and safe operation.\u003c\/li\u003e \u003cli\u003ePower down the panel and follow standard lockout\/tagout procedures before removing an old breaker and installing the new one.\u003c\/li\u003e \u003cli\u003eEnsure secure seating in the bus and tight terminal connections to maintain stable electrical contact and reduce the chance of overheating.\u003c\/li\u003e \u003cli\u003eKeep a stocked supply of matched breakers (like the EHB140151082) on hand for preventive maintenance in facilities with 277 V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat this means for you\u003c\/h2\u003e\n\u003cp\u003eWith the Square D EHB140151082 15A 1-Pole 277 V Circuit Breaker, you get a purpose-built, reliable protection device tuned for 277 V circuits in commercial environments. It helps safeguard equipment, maintain uninterrupted operation of critical loads, and simplify maintenance with a clearly identified part number for quick replacements. If your panel calls for an EHB-style, 15-amp, single-pole breaker, this model delivers the precise fit and performance you rely on in daily operations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423581589666,"sku":"EHB140151082","price":1415.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-ehb140151082-15a-1-pole-277-v-circuit-breaker-415.webp?v=1789317224","url":"https:\/\/www.ampstate.com\/products\/square-d-ehb140151082","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}