{"product_id":"abb-st202m-k3-3a-2p-277v-circuit-breaker","title":"ABB ST202M-K3 Circuit Breaker, 3A, 2-Pole, 277V","description":"\u003cdiv\u003e\n\u003cp\u003eThe ABB ST202M-K3 Circuit Breaker is engineered to protect 277V circuits in industrial service, maintenance, and replacement projects. With a precise 3 A rating and a 2-pole configuration, this model delivers dependable overcurrent protection where it matters most. Rely on ABB’s proven quality by matching your installation to the exact part number ST202M-K3, ensuring compatibility and consistent performance in the field.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e2-pole design for simultaneous protection of two conductors within a single enclosure\u003c\/li\u003e \u003cli\u003e3 A current rating suitable for lighting runs, control circuits, and small-load applications\u003c\/li\u003e \u003cli\u003e277V nominal operating voltage aligned with common industrial and commercial electrical systems\u003c\/li\u003e \u003cli\u003ePart number ST202M-K3 as the definitive compatibility reference to verify fit\u003c\/li\u003e \u003cli\u003eBuilt with ABB reliability to support ongoing uptime in demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e — This breaker is well-suited for industrial electrical service, routine maintenance, and replacement projects where exact specifications are required. Use it in panelboards, switchgear, and distribution enclosures that accept ABB 2-pole breakers and are wired for 277V systems.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCompatibility and verification\u003c\/strong\u003e — To ensure a proper fit, verify the exact part number (ST202M-K3) against your equipment’s requirements. Check that your system operates at 277V and that a 2-pole, 3 A device is appropriate for the protected circuit. When in doubt, reference your equipment’s BOM and confirm alignment with ABB’s specifications for seamless installation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical installation tips\u003c\/strong\u003e — Prioritize safety by de-energizing the circuit before replacement, using proper enclosure and channeling for the breaker, and following your facility’s torque and mounting guidelines. Keeping a labeled spare ST202M-K3 on hand simplifies future maintenance and minimizes downtime during panel work.\u003c\/p\u003e \u003cp\u003eIn projects where precise part matching matters, the ABB ST202M-K3 delivers clarity, compatibility, and reliable protection for 277V circuits. Use the part number ST202M-K3 as your anchor for ordering, documentation, and maintenance planning to keep your industrial electrical system running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415996682402,"sku":"ST202M-K3","price":303.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/abb-st202m-k3-circuit-breaker-3a-2-pole-277v-breakers-890.webp?v=1789221705","url":"https:\/\/www.ampstate.com\/products\/abb-st202m-k3-3a-2p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}