{"product_id":"1492-cb1-h040","title":"Allen-Bradley 1492-CB1-H040 - 4A, 1-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Allen-Bradley 1492-CB1-H040 — a compact 4A, 1-Pole circuit breaker built for rugged industrial environments. Designed to deliver precise overcurrent protection in critical power feeds, this unit fits neatly into panelboards, switchboards, and control panels where dependable protection is essential.\u003c\/p\u003e \u003cp\u003eWhy this matters: in distribution panels and motor control centers, protecting each branch circuit is crucial to prevent damage, downtime, and safety hazards. The 1492-CB1-H040 provides a single-pole solution with a 4-amp rating to safeguard individual circuits without interrupting the entire system.\u003c\/p\u003e \u003ch3\u003eCore specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 4 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal uses and benefits\u003c\/h3\u003e\n\u003cp\u003eThis breaker excels in industrial, commercial, and OEM applications where robust overcurrent protection and safe operation are non-negotiable. Use it in:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePanelboards and switchboards for dedicated distribution of a single load\u003c\/li\u003e \u003cli\u003eControl panels housing individual control circuits or sensors\u003c\/li\u003e \u003cli\u003eMotor control centers where precise protection of feeder circuits matters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReliability from the Allen-Bradley lineage, engineered for steady performance in demanding environments\u003c\/li\u003e \u003cli\u003eCompact, single-pole protection that minimizes downtime while keeping other circuits energized\u003c\/li\u003e \u003cli\u003eClear, straightforward protection ideal for maintenance cycles and routine replacements in standard control layouts\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance\u003c\/h3\u003e\n\u003cp\u003eTo maximize performance, verify that the current rating matches the circuit’s load and that the one-pole configuration aligns with your panel layout. Confirm panel compatibility and plan for straightforward replacement during maintenance to keep your systems running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":46391334109346,"sku":"1492-CB1-H040","price":37.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_4abfe37f-3d36-4f93-b52d-15780dbae571.png?v=1765382914","url":"https:\/\/www.ampstate.com\/products\/1492-cb1-h040","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}