{"product_id":"square-d-khl3625021dc1680-circuit-breaker","title":"Square D | KHL3625021DC1680 | Circuit Breaker | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D KHL3625021DC1680 circuit breaker — a robust 3-pole, 600V protection device designed for maintenance, retrofit, and replacement projects where exact compatibility matters.\u003c\/p\u003e \u003cp\u003eWith the part number \u003cstrong\u003eKHL3625021DC1680\u003c\/strong\u003e serving as the primary reference, this unit fits Square D panels that share the same form factor and electrical characteristics. Always confirm fit and ratings before ordering to ensure uninterrupted protection and panel performance.\u003c\/p\u003e \u003ch3\u003eWhat makes this 3-pole, 600V breaker a smart choice\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact part reference for compatibility\u003c\/strong\u003e: KHL3625021DC1680 is the best starting point when matching replacement or retrofit parts to your existing Square D installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e: Delivers balanced protection across three conductors, ideal for 3-phase circuits and panel sections that require synchronized interruption.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600-volt rating\u003c\/strong\u003e: Suitable for commercial and light industrial applications where higher voltage protection is needed.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly\u003c\/strong\u003e: A straightforward swap that minimizes panel downtime when replacing a failed or worn breaker.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eBest suited for ongoing maintenance on legacy Square D panels, retrofit projects to restore protection in updated systems, or replacements in manufacturing floors, data centers, or large electrical rooms where a 3-pole breaker at 600V is the right fit.\u003c\/p\u003e \u003ch3\u003eHow to ensure a precise fit\u003c\/h3\u003e\n\u003cp\u003eBefore you order, cross-check the panel's model and the existing breaker to confirm that the three-pole, 600V configuration aligns with your bus arrangement and voltage needs. The part number is the most reliable reference for compatibility, reducing the risk of mismatch and downtime.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46427249934498,"sku":"KHL3625021DC1680","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/square-d-khl3625021dc1680-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}