{"product_id":"siemens-jxd23b400-circuit-breaker-sentron-series-400a-3-pole-240vac-thermal-magnetic-bolt-on","title":"Siemens JXD23B400 Circuit Breaker – Sentron Series – 400A – 3 Pole – 240VAC – Thermal Magnetic – Bolt-On","description":"\u003cp data-start=\"126\" data-end=\"541\"\u003eThe Siemens JXD23B400 is a Sentron Series molded case circuit breaker designed to provide reliable overload and short-circuit protection for commercial, industrial, and power distribution systems. Rated at 400A and 240VAC, this 3-pole breaker is engineered for three-phase electrical applications that require high-capacity protection, dependable operation, and robust fault-clearing performance.\u003c\/p\u003e\n\u003cp data-start=\"543\" data-end=\"921\"\u003eFeaturing a thermal-magnetic trip unit with Long-Time and Instantaneous (LI) protection functions, the JXD23B400 delivers effective protection against overload conditions and short-circuit faults. With a 65kA interrupting capacity at 240VAC, it is capable of safely interrupting high fault currents, helping protect critical electrical equipment and maintain system reliability.\u003c\/p\u003e\n\u003cp data-start=\"923\" data-end=\"1278\"\u003eBuilt on the Siemens JXD frame platform and designed for operation in 40°C ambient environments, this breaker utilizes a secure bolt-on mounting configuration and comes complete with a factory-installed non-interchangeable trip unit. Lugs are not included, allowing flexibility in selecting terminal connections to suit specific installation requirements.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1280\" data-end=\"1298\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1300\" data-end=\"1610\"\u003e\n\u003cli data-section-id=\"1v716in\" data-start=\"1300\" data-end=\"1325\"\u003eBrand: Siemens Breakers\u003c\/li\u003e\n\u003cli data-section-id=\"yvkeow\" data-start=\"1326\" data-end=\"1350\"\u003ePart Number: JXD23B400\u003c\/li\u003e\n\u003cli data-section-id=\"70zy16\" data-start=\"1351\" data-end=\"1375\"\u003eSeries: Sentron Series\u003c\/li\u003e\n\u003cli data-section-id=\"16ur9jz\" data-start=\"1376\" data-end=\"1415\"\u003eType: JXD Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1d6a76p\" data-start=\"1416\" data-end=\"1455\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"116koex\" data-start=\"1456\" data-end=\"1480\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"14p4nbv\" data-start=\"1481\" data-end=\"1516\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1i97zt2\" data-start=\"1517\" data-end=\"1549\"\u003eTrip Unit: Non-Interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"12ndhj1\" data-start=\"1550\" data-end=\"1572\"\u003eAmbient Rating: 40°C\u003c\/li\u003e\n\u003cli data-section-id=\"j32l6b\" data-start=\"1573\" data-end=\"1610\"\u003eSpecial Features: Lugs Not Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1612\" data-end=\"1634\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1636\" data-end=\"1816\"\u003e\n\u003cli data-section-id=\"wixpke\" data-start=\"1636\" data-end=\"1658\"\u003eCurrent Rating: 400A\u003c\/li\u003e\n\u003cli data-section-id=\"so37de\" data-start=\"1659\" data-end=\"1683\"\u003eVoltage Rating: 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1rr063j\" data-start=\"1684\" data-end=\"1709\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"wyns6e\" data-start=\"1710\" data-end=\"1726\"\u003ePhase: 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"oft5zh\" data-start=\"1727\" data-end=\"1765\"\u003eInterrupting Capacity: 65kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"402970\" data-start=\"1766\" data-end=\"1816\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1818\" data-end=\"1834\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1836\" data-end=\"2118\"\u003e\n\u003cli data-section-id=\"mipyan\" data-start=\"1836\" data-end=\"1873\"\u003eHeavy-duty molded case construction\u003c\/li\u003e\n\u003cli data-section-id=\"k3599n\" data-start=\"1874\" data-end=\"1906\"\u003eBolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1t6zvgz\" data-start=\"1907\" data-end=\"1940\"\u003eThermal-magnetic trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"jj6bvp\" data-start=\"1941\" data-end=\"1990\"\u003eFactory-installed non-interchangeable trip unit\u003c\/li\u003e\n\u003cli data-section-id=\"qzdgfg\" data-start=\"1991\" data-end=\"2027\"\u003eField-selectable lug configuration\u003c\/li\u003e\n\u003cli data-section-id=\"132nc1j\" data-start=\"2028\" data-end=\"2061\"\u003eRugged industrial-grade housing\u003c\/li\u003e\n\u003cli data-section-id=\"1shy9ws\" data-start=\"2062\" data-end=\"2118\"\u003eDesigned for demanding power distribution applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"2120\" data-end=\"2133\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"2135\" data-end=\"2279\"\u003e\n\u003cli data-section-id=\"1fg39yc\" data-start=\"2135\" data-end=\"2156\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"2iygn4\" data-start=\"2157\" data-end=\"2183\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"tf4f4b\" data-start=\"2184\" data-end=\"2212\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1mi5c9q\" data-start=\"2213\" data-end=\"2245\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"160n1y9\" data-start=\"2246\" data-end=\"2279\"\u003eCircuit switching and isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"2281\" data-end=\"2295\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"2297\" data-end=\"2361\"\u003e\n\u003cli data-section-id=\"1cq2yb1\" data-start=\"2297\" data-end=\"2312\"\u003eHeight: 11 in\u003c\/li\u003e\n\u003cli data-section-id=\"1qewq9k\" data-start=\"2313\" data-end=\"2328\"\u003eWidth: 7.5 in\u003c\/li\u003e\n\u003cli data-section-id=\"7f6jaj\" data-start=\"2329\" data-end=\"2342\"\u003eDepth: 4 in\u003c\/li\u003e\n\u003cli data-section-id=\"1nac7z0\" data-start=\"2343\" data-end=\"2361\"\u003eWeight: 18.3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"w00lwu\" data-start=\"2363\" data-end=\"2376\"\u003eStandards\u003c\/h3\u003e\n\u003cul data-start=\"2378\" data-end=\"2392\"\u003e\n\u003cli data-section-id=\"16shjxx\" data-start=\"2378\" data-end=\"2392\"\u003eCSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2394\" data-end=\"2410\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2412\" data-end=\"2679\"\u003e\n\u003cli data-section-id=\"wmvwwh\" data-start=\"2412\" data-end=\"2456\"\u003eCommercial electrical distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"3osc2v\" data-start=\"2457\" data-end=\"2498\"\u003eIndustrial power distribution equipment\u003c\/li\u003e\n\u003cli data-section-id=\"zbnhog\" data-start=\"2499\" data-end=\"2529\"\u003eSwitchboards and panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"1e9bimt\" data-start=\"2530\" data-end=\"2561\"\u003eThree-phase feeder protection\u003c\/li\u003e\n\u003cli data-section-id=\"6upkn9\" data-start=\"2562\" data-end=\"2602\"\u003eMotor control and machinery protection\u003c\/li\u003e\n\u003cli data-section-id=\"154xwtc\" data-start=\"2603\" data-end=\"2637\"\u003eHigh fault-current installations\u003c\/li\u003e\n\u003cli data-section-id=\"1blmt70\" data-start=\"2638\" data-end=\"2679\"\u003eManufacturing and processing facilities\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48523753980153,"sku":"JXD23B400","price":1871.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/JXD22_2c419f96-e64a-4d0a-a005-39ecc334c504.webp?v=1781268789","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-jxd23b400-circuit-breaker-sentron-series-400a-3-pole-240vac-thermal-magnetic-bolt-on","provider":"My Circuit Breakers","version":"1.0","type":"link"}