{"product_id":"eaton-hnd312t36w-1200a-600v-3-pole-bolt-on-circuit-breaker","title":"Eaton HND312T36W 1200A 600V 3-Pole Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton HND312T36W is a robust 3-pole bolt-on molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. With a 1200 A rating and a 600 V capability, this unit is designed to handle demanding power needs in residential, commercial, and light industrial environments. Available from AmpState, it pairs seamlessly with matching OEM loadcenters to deliver a reliable, code-ready protection solution.\u003c\/p\u003e \u003ch2\u003eKey advantages that keep your power system safer\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection for long-term reliability in challenging installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection—quickly responding to short circuits while preventing nuisance trips during normal inrush or transient loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e supports balanced protection across three-phase circuits, reducing the risk of uneven loading and improving overall system safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e compatibility with matching loadcenters and panelboards simplifies integration and minimizes retrofit headaches.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications and scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eNew installations in commercial spaces with large feeder circuits and three-phase equipment.\u003c\/li\u003e \u003cli\u003eUpgrading or expanding existing panelboards and loadcenters that require higher current protection.\u003c\/li\u003e \u003cli\u003eLight industrial electrical systems where reliable, high-capacity overcurrent protection is essential for equipment uptime.\u003c\/li\u003e \u003cli\u003eResidential or commercial projects that demand a rugged, maintenance-friendly breaker with a proven track record.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HND312T36W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 1200 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cp\u003eBeyond delivering standard protection, the HND312T36W is built for environments where reliability matters most. The bolt-on design minimizes connection resistance and loosening risks in vibration-prone installations, while the thermal-magnetic trip mechanism provides precise, predictable protection across a wide range of operating conditions. Its high current rating makes it a practical solution for panels that service substantial equipment loads, helping facilities avoid cascading faults and unscheduled downtime.\u003c\/p\u003e \u003ch2\u003eInstallation and practical tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePair this 3-pole breaker with compatible Eaton OEM panelboards and loadcenters to ensure optimal performance and guaranteed fit.\u003c\/li\u003e \u003cli\u003ePlan for three-phase applications where balanced protection is critical to system safety and efficiency.\u003c\/li\u003e \u003cli\u003eVerify that your enclosure and wiring infrastructure are rated for 600 V and comfortably handle up to 1200 A to avoid any mismatch with the breaker’s capabilities.\u003c\/li\u003e \u003cli\u003eStore and handle the unit with care to maintain the integrity of the thermal-magnetic trip mechanism and ensure consistent protection over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor robust, high-capacity protection in panelboards and loadcenters, the Eaton HND312T36W delivers dependable overcurrent and short-circuit protection with a design that prioritizes secure mounting, reliable trip performance, and seamless OEM compatibility. Add this 1200 A, 600 V, 3-pole bolt-on breaker to your electrical system from AmpState and protect your critical circuits with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349617823906,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-hnd312t36w-1200-a-600-v-3-pole-bolt-on-circuit-breaker-986.webp?v=1788693810","url":"https:\/\/www.ampstate.com\/products\/eaton-hnd312t36w-1200a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}