{"product_id":"siemens-wb31000cu-1000a-4p-240v-circuit-breaker","title":"Siemens WB31000CU Circuit Breaker, 1000A, 4-Pole, 240V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens WB31000CU Circuit Breaker is built for the demanding needs of industrial electrical service, maintenance, and replacement projects. With a robust 1000 A rating and a four-pole configuration at 240 V, this unit is purpose-built to protect large power distribution systems where reliability matters most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy the WB31000CU stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current protection\u003c\/strong\u003e at 1000 A, designed to interrupt fault conditions quickly and minimize equipment damage and downtime in active industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e4-pole configuration\u003c\/strong\u003e delivers comprehensive protection for three-phase systems, including neutral, helping maintain balance and system integrity during faults and startup transients.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial-grade durability\u003c\/strong\u003e engineered to withstand frequent maintenance, demanding workflows, and harsh facility conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility path\u003c\/strong\u003e: verify fit by part number WB31000CU and align it with your application requirements to ensure a precise, reliable match.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile deployment\u003c\/strong\u003e suited for service entrances, main disconnects, and replacement projects across manufacturing floors, warehouses, data centers, and processing plants.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePrecise compatibility and practical use\u003c\/h3\u003e\n\u003cp\u003eWhen upgrading or replacing protective devices, exact part matching matters. The WB31000CU is your Siemens solution for high-current, 4-pole protection at 240 V. Use this breaker in environments where 3-phase power distribution demands solid fault isolation and dependable performance over the long term.\u003c\/p\u003e \u003ch3\u003eIdeal scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew installations in large panels requiring robust, high-current protection for 3-phase systems.\u003c\/li\u003e \u003cli\u003eReplacement projects where exact Siemens part numbers are essential for compatibility and performance.\u003c\/li\u003e \u003cli\u003eMaintenance upgrades in motor control centers and feeders that demand reliable, high-amperage circuit breaking.\u003c\/li\u003e \u003cli\u003eIndustrial facilities and data centers seeking predictable protection with straightforward verification steps.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed help confirming compatibility? Message us with the part number WB31000CU and details about your application, and we’ll verify fit and guidance to keep your power system protected.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46414509080738,"sku":"WB31000CU","price":460.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_513d6710-3734-4b27-839d-f68e6f4b470a.png?v=1765492974","url":"https:\/\/www.ampstate.com\/products\/siemens-wb31000cu-1000a-4p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}