{"product_id":"square-d-ehb34040-circuit-breaker","title":"Square D | EHB34040 | Circuit Breaker | 40A | 480V | 14kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eDiscover dependable protection for demanding commercial and industrial panels with the Square D EHB34040 circuit breaker. This 40A, 480V bolt-on unit delivers reliable overcurrent protection in maintenance, retrofit, and replacement scenarios, ensuring your electrical system stays safe and compliant while you keep operations running smoothly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting rating:\u003c\/strong\u003e 14kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting type:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e EHB34040\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this bolt-on breaker stands out: it’s built for fast, secure installation in compatible Square D panels, with a high interrupting rating to handle short-circuit events and protect downstream equipment. The bolt-on design simplifies service and replacement, minimizing downtime during critical maintenance windows. With the exact specifications matched to the EHB34040 part number, you’ll have a precise fit that aligns with your panel’s architecture and protective characteristics.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance of aging electrical panels that require a precise 40A, 480V protection profile\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading distributions to higher voltage or updated protection schemes\u003c\/li\u003e \u003cli\u003eReplacement for failed or outdated breakers in industrial or commercial applications\u003c\/li\u003e \u003cli\u003eSpare part for service crews that manage Square D electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCompatibility and safety notes: Always confirm fit and ratings before ordering. The part number EHB34040 is your best reference for ensuring correct compatibility with your panel. Installation should follow your panel manufacturer's guidelines and local electrical codes, performed by qualified electrical professionals.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424501223586,"sku":"EHB34040","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-ehb34040-circuit-breaker-40a-480v-14ka-bolt-448.webp?v=1789372952","url":"https:\/\/www.ampstate.com\/products\/square-d-ehb34040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}