{"product_id":"square-d-kh361501021","title":"Square D KH361501021 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003ePower up safety and reliability with the Square D KH361501021 150A 3-Pole 600 V Circuit Breaker. This rugged protective device is designed for three-phase distribution systems, delivering dependable overload and short-circuit protection in harsh commercial and industrial environments.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e up to 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e KH361501021\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 3‑pole, 600 V breaker matters\u003c\/h3\u003e\n\u003cp\u003eIn three-phase systems, a 150 A breaker protects branch circuits and equipment from overloads and damaging faults. The 3-pole design ensures simultaneous disconnection of all phases, reducing arcing and improving safety during a fault. With a 600 V rating, it's suited for commercial feeders, panelboards, and industrial controls that require robust protection for higher voltage applications.\u003c\/p\u003e \u003ch3\u003eWho will benefit\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFacility managers upgrading distribution panels in offices, data centers, or manufacturing facilities.\u003c\/li\u003e \u003cli\u003eElectrical contractors replacing worn breakers in Square D-installed panels.\u003c\/li\u003e \u003cli\u003eMaintenance teams seeking reliable, long-term protection for critical motor and line circuits up to 150 A.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical considerations and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with KH-series breakers and confirm the bus-compatible fit before installation.\u003c\/li\u003e \u003cli\u003eUse the same current rating when replacing a failed breaker to maintain system protection levels.\u003c\/li\u003e \u003cli\u003ePlan for safe installation: de-energize equipment, follow lockout procedures, and adhere to local electrical codes.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the KH361501021, you get a purpose-built protector from Square D that combines straightforward replacement, reliable performance, and the resilience required for everyday industrial loads. Choose this 150 A, 3-pole, 600 V breaker for dependable circuit protection that keeps your systems operating smoothly, even when demand spikes.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423102423202,"sku":"KH361501021","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-kh361501021","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}