{"product_id":"square-d-na361200-1200a-3-pole-thermal-magnetic-mccb-plug-in-600v","title":"Square D NA361200 1200A 3 Pole Thermal Magnetic MCCB – Plug In – 600V","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:849293d2-3466-4f21-8cb2-900d6e41393b-45\" data-is-intersecting=\"true\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:849293d2-3466-4f21-8cb2-900d6e41393b-45\" data-turn-id-container=\"request-WEB:849293d2-3466-4f21-8cb2-900d6e41393b-45\" data-testid=\"conversation-turn-6\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e4159593-b1ab-43b8-82df-809f0076b133\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003cp data-start=\"118\" data-end=\"713\"\u003eThe \u003cstrong data-start=\"122\" data-end=\"195\"\u003eSquare D NA361200 1200A 3 Pole Thermal Magnetic MCCB – Plug In – 600V\u003c\/strong\u003e is a heavy-duty molded case circuit breaker engineered for advanced protection in commercial and industrial electrical systems. Featuring an NA frame style with a thermal magnetic non-interchangeable trip unit, this breaker delivers reliable overload and short-circuit protection for high-capacity power distribution applications. Its robust construction, high interrupting capability, and dependable operational performance make it ideal for demanding electrical environments requiring maximum safety and efficiency.\u003c\/p\u003e\n\u003ch1 data-section-id=\"1u9eso3\" data-start=\"720\" data-end=\"746\"\u003eProduct Specifications\u003c\/h1\u003e\n\u003cul data-start=\"747\" data-end=\"1126\"\u003e\n\u003cli data-section-id=\"1ii30bw\" data-start=\"747\" data-end=\"766\"\u003eBrand: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"1sutupg\" data-start=\"767\" data-end=\"786\"\u003eModel: NA361200\u003c\/li\u003e\n\u003cli data-section-id=\"1em8nao\" data-start=\"787\" data-end=\"817\"\u003eRated Current: 1200 Ampere\u003c\/li\u003e\n\u003cli data-section-id=\"1mjvejc\" data-start=\"818\" data-end=\"845\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"1nybdp9\" data-start=\"846\" data-end=\"915\"\u003eBreaker Type: Thermal Magnetic Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"15vjvce\" data-start=\"916\" data-end=\"939\"\u003eMount Type: Plug In\u003c\/li\u003e\n\u003cli data-section-id=\"yppfr8\" data-start=\"940\" data-end=\"963\"\u003eFrame Type: N Frame\u003c\/li\u003e\n\u003cli data-section-id=\"xbwqhm\" data-start=\"964\" data-end=\"992\"\u003eMaximum Voltage: 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1ujzgm1\" data-start=\"993\" data-end=\"1032\"\u003eTrip Unit Type: Non-Interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"2nlk7a\" data-start=\"1033\" data-end=\"1064\"\u003eStandard Lug Type: Load End\u003c\/li\u003e\n\u003cli data-section-id=\"7ymwvx\" data-start=\"1065\" data-end=\"1126\"\u003eApplication: Commercial and Industrial Power Distribution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"6g15vf\" data-start=\"1133\" data-end=\"1161\"\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cul data-start=\"1162\" data-end=\"1558\"\u003e\n\u003cli data-section-id=\"iwk6jb\" data-start=\"1162\" data-end=\"1255\"\u003eInterrupting Capacity:\n\u003cul data-start=\"1191\" data-end=\"1255\"\u003e\n\u003cli data-section-id=\"v7rvn5\" data-start=\"1191\" data-end=\"1211\"\u003e100 kA @ 240 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1lpjsof\" data-start=\"1214\" data-end=\"1233\"\u003e50 kA @ 480 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"ekmg7b\" data-start=\"1236\" data-end=\"1255\"\u003e25 kA @ 600 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1r319j7\" data-start=\"1256\" data-end=\"1292\"\u003eTrip Setting Range: 5000 – 10000\u003c\/li\u003e\n\u003cli data-section-id=\"7lk6kf\" data-start=\"1293\" data-end=\"1334\"\u003eOperating Temperature Reference: 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"3neoa0\" data-start=\"1335\" data-end=\"1393\"\u003eProtection Type: Overload and Short Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"1yvs14z\" data-start=\"1394\" data-end=\"1449\"\u003eTerminal Configuration: Load End Terminals Standard\u003c\/li\u003e\n\u003cli data-section-id=\"8hhd79\" data-start=\"1450\" data-end=\"1478\"\u003eConnection Type: Plug In\u003c\/li\u003e\n\u003cli data-section-id=\"1ak9p1h\" data-start=\"1479\" data-end=\"1520\"\u003eThermal Magnetic Protection Mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"rb1473\" data-start=\"1521\" data-end=\"1558\"\u003eHigh-Durability Industrial Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"amx4xn\" data-start=\"1565\" data-end=\"1588\"\u003eVoltage and Ratings\u003c\/h1\u003e\n\u003cul data-start=\"1589\" data-end=\"1875\"\u003e\n\u003cli data-section-id=\"her84y\" data-start=\"1589\" data-end=\"1633\"\u003eRated Operational Voltage: Up to 600 VAC\u003c\/li\u003e\n\u003cli data-section-id=\"xwqx1a\" data-start=\"1634\" data-end=\"1659\"\u003eCurrent Rating: 1200A\u003c\/li\u003e\n\u003cli data-section-id=\"lqk5xt\" data-start=\"1660\" data-end=\"1690\"\u003ePole Configuration: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"3kudzy\" data-start=\"1691\" data-end=\"1733\"\u003eInterrupting Rating at 240 VAC: 100 kA\u003c\/li\u003e\n\u003cli data-section-id=\"5edkrk\" data-start=\"1734\" data-end=\"1775\"\u003eInterrupting Rating at 480 VAC: 50 kA\u003c\/li\u003e\n\u003cli data-section-id=\"tjtcp4\" data-start=\"1776\" data-end=\"1817\"\u003eInterrupting Rating at 600 VAC: 25 kA\u003c\/li\u003e\n\u003cli data-section-id=\"1gofju0\" data-start=\"1818\" data-end=\"1841\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli data-section-id=\"i6jvxf\" data-start=\"1842\" data-end=\"1875\"\u003eTemperature Calibration: 40°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"15cd7p9\" data-start=\"1882\" data-end=\"1898\"\u003eProduct Data\u003c\/h1\u003e\n\u003cul data-start=\"1899\" data-end=\"2322\"\u003e\n\u003cli data-section-id=\"19mqscg\" data-start=\"1899\" data-end=\"1925\"\u003eManufacturer: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"1r85zis\" data-start=\"1926\" data-end=\"2006\"\u003eProduct Condition: New \/ Certified Reconditioned (Depending on Availability)\u003c\/li\u003e\n\u003cli data-section-id=\"u6qeoy\" data-start=\"2007\" data-end=\"2045\"\u003eWarranty: 1 Year In-House Warranty\u003c\/li\u003e\n\u003cli data-section-id=\"36qcuy\" data-start=\"2046\" data-end=\"2075\"\u003eConnection Style: Plug In\u003c\/li\u003e\n\u003cli data-section-id=\"ecmdii\" data-start=\"2076\" data-end=\"2101\"\u003eFrame Style: NA Frame\u003c\/li\u003e\n\u003cli data-section-id=\"1qcsle\" data-start=\"2102\" data-end=\"2168\"\u003eSuitable For: Industrial Panels and Power Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"1xn51ww\" data-start=\"2169\" data-end=\"2250\"\u003eAccessory Installation: Available at No Additional Cost with Breaker Purchase\u003c\/li\u003e\n\u003cli data-section-id=\"jgicwe\" data-start=\"2251\" data-end=\"2295\"\u003ePackaging: Standard Industrial Packaging\u003c\/li\u003e\n\u003cli data-section-id=\"aq7oow\" data-start=\"2296\" data-end=\"2322\"\u003eCountry of Origin: USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"gbcsds\" data-start=\"2329\" data-end=\"2347\"\u003eImportant Note\u003c\/h1\u003e\n\u003cp data-start=\"2348\" data-end=\"2912\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eProduct images are for identification purposes only and may represent a base model configuration. Accessories purchased together with the breaker can be installed according to your required setup at no additional charge. Installation and servicing should only be carried out by qualified electrical professionals following applicable safety standards and local electrical codes. The provided warranty covers repairs, labor, parts, and standard shipping required for recertification, excluding damage caused by misuse, improper handling, or normal operational wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"New Surplus","offer_id":48393098756345,"sku":"NA361200-NS","price":11399.0,"currency_code":"USD","in_stock":true},{"title":"Certified Reconditioned","offer_id":48393098789113,"sku":"NA361200-CR","price":6499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/na36_2.avif?v=1778573631","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-na361200-1200a-3-pole-thermal-magnetic-mccb-plug-in-600v","provider":"My Circuit Breakers","version":"1.0","type":"link"}