{"product_id":"square-d-fh16015b-15a-277v-1-pole-plug-in-circuit-breaker","title":"Square D FH16015B - 15 A, 277 V, 1-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FH16015B — a 15A, 277V, 1-pole plug-in molded case circuit breaker designed to protect branch circuits with precision in panelboards and load centers. Its fast plug-in connection makes installation and replacements effortless, reducing downtime on critical electrical systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and straightforward replacements in compatible Square D panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against both overloads and short circuits, minimizing nuisance trips and ensuring reliable circuit discipline.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277V rating\u003c\/strong\u003e tailored for commercial lighting, feeders, and devices commonly found in panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole design\u003c\/strong\u003e safeguards a single hot conductor, ideal for individual circuits in 277V systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded case construction\u003c\/strong\u003e offers durable insulation and robust arc-energy handling for real-world installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e works with matching Square D OEM load centers and panelboards to preserve proper trip coordination and UL listing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is a versatile choice for \u003cstrong\u003eresidential, commercial, and light industrial\u003c\/strong\u003e electrical installations where a reliable 15A, 277V single-pole protection is needed—think retrofit panel upgrades, maintenance replacements, or adding a new 277V circuit in existing Square D systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eUse case: Replacement\u003c\/strong\u003e swap in a failed or worn-out breaker within a Square D panelboard or load center to restore safe service quickly.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse case: Expansion\u003c\/strong\u003e add a 15A circuit to a 277V panel serving lighting, outlets, or equipment in a commercial setting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUse case: Maintenance readiness\u003c\/strong\u003e keep a spare on hand for fast, downtime-minimizing servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: FH16015B\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 15A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 277V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 1\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the FH16015B for dependable protection that aligns with your existing Square D panels, minimizes downtime, and keeps your 277V circuits safely coordinated across residential, commercial, and light-industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355228917922,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_7064aa81-5303-4b5d-b8e5-cf4b4f3b43d6.png?v=1764690587","url":"https:\/\/www.ampstate.com\/products\/square-d-fh16015b-15a-277v-1-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}