{"product_id":"industrial-gb1040","title":"Industrial GB1040 40A 1-Pole 120 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Industrial GB1040 40A 1-Pole 120 V Circuit Breaker — a compact, reliable solution for protecting a single hot-leg circuit in demanding industrial environments. Part number GB1040 ensures you’re selecting a trusted component built for steady performance where it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 120 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSingle-pole design provides targeted protection for a single 120 V circuit, simplifying wiring, diagnostics, and replacement in crowded panels.\u003c\/li\u003e \u003cli\u003e40-amp capacity supports moderate-load industrial equipment and lighting circuits without nuisance trips due to minor surges.\u003c\/li\u003e \u003cli\u003eSpecifically suited for 120 V industrial systems, offering a practical, straightforward solution for reliable overcurrent protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtect heavy 120 V equipment and machinery in manufacturing or warehouse settings, such as conveyors, pumps, or HVAC components that run on a single hot leg.\u003c\/li\u003e \u003cli\u003eGuard lighting or receptacle circuits that require higher protection than typical residential breakers but don’t require multi-pole configurations.\u003c\/li\u003e \u003cli\u003eInstall as a dedicated safety measure for critical 120 V loads in control panels and equipment racks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat sets it apart\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIndustrial-grade design aimed at reliability in demanding environments, with a clear 40 A, 1-Pole, 120 V specification that aligns with practical wiring practices.\u003c\/li\u003e \u003cli\u003ePart number clarity (GB1040) to help you source compatible replacements quickly, reducing downtime during maintenance.\u003c\/li\u003e \u003cli\u003eIsolates a single circuit to streamline troubleshooting and minimize system-wide interruptions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and best practices\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify the circuit load to ensure it remains within the 40 A rating.\u003c\/li\u003e \u003cli\u003eInstall in a compatible enclosure with proper clearance for safe operation and easy replacement.\u003c\/li\u003e \u003cli\u003eAfter installation, test the circuit to confirm proper interruption during a fault simulation and document the part number GB1040 for future maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who value dependable, straightforward overcurrent protection for 120 V industrial circuits. The Industrial GB1040 40A 1-Pole 120 V Circuit Breaker helps reduce downtime, protect wiring insulation, and extend the life of essential equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Industrial","offers":[{"title":"Default Title","offer_id":46423232184482,"sku":"GB1040","price":208.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/industrial-gb1040","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}