{"product_id":"eaton-cutler-hammer-chb340-40a-3p-240v-circuit-breaker","title":"Eaton Cutler-Hammer CHB340 40A 3P 240V Circuit Breaker, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton Cutler-Hammer CHB340 is a 40 A, 3-pole, 240 V bolt-on circuit breaker engineered for reliable protection in panelboards, load centers, and electrical distribution systems. With a direct part-number match in mind, this unit is an ideal replacement or spare for environments where uptime matters.\u003c\/p\u003e \u003cp\u003eDesigned for fast, secure installation, the bolt-on mounting provides a sturdy connection within compatible enclosures. The CHB340’s 3-pole configuration supports balanced 3-phase systems, ensuring synchronized protection across all legs of your circuit.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton Cutler-Hammer\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e CHB340\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho is this for? Maintenance teams stocking spare inventory, panel builders specifying exact part numbers, and facilities managers responsible for dependable electrical protection in commercial and light industrial settings.\u003c\/p\u003e \u003cp\u003eWhere it fits: use in panelboards, load centers, and electrical distribution systems that require a 3-pole 240 V protection device. It’s a precise match for installations that call for the CHB340 part, keeping upgrade paths and retrofits straightforward.\u003c\/p\u003e \u003cp\u003eWhy this matters: a direct part-number match minimizes compatibility questions, reduces downtime during swaps, and ensures the correct protection rating for your 40 A circuits. The bolt-on design also supports easier field service in compact enclosures where plug-on breakers aren’t an option.\u003c\/p\u003e \u003cp\u003ePractical tips: verify your enclosure accepts bolt-on Eaton breakers and that the CHB340 is the correct 3P 240V specification for your distribution scheme. If you’re unsure about fit or compatibility, AmpState is ready to help confirm a precise match—just send the part number CHB340 and your panel details, and we’ll confirm compatibility.\u003c\/p\u003e \u003cp\u003eAvailability: This CHB340 circuit breaker is available from AmpState, ready to ship as a direct replacement or spare for ongoing maintenance programs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412540117154,"sku":"CHB340","price":1925.0,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/www.ampstate.com\/products\/eaton-cutler-hammer-chb340-40a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}