{"product_id":"eaton-kprl4md-circuit-breaker","title":"Eaton | KPRL4MD | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eThe Eaton KPRL4MD is a 3-pole circuit breaker designed for dependable protection in 3‑phase electrical systems. As an OEM Eaton component, it’s tailored for maintenance, retrofit, and replacement projects where exact compatibility matters. Rely on a part that matches Eaton’s engineering standards and integrates smoothly with existing gear.\u003c\/p\u003e \u003ch2\u003eWhy the Eaton KPRL4MD 3-Pole Breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOEM reliability\u003c\/strong\u003e: Part number KPRL4MD is the definitive reference for compatibility, helping you avoid mismatches and installation surprises.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole integrity\u003c\/strong\u003e: The 3‑pole design safeguards all conductors in three‑phase circuits, promoting balanced load distribution and coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e: Specifically suited for projects where matching specs and seamless panel fit are crucial.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility guidance\u003c\/strong\u003e: A reminder to confirm fit and ratings before ordering—use the part number as the primary compatibility check.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted brand with consistent protection\u003c\/strong\u003e: Leveraging Eaton’s protection technology to help ensure predictable performance in critical applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases and who benefits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eFacility upgrades and service: when upgrading or refurbishing 3‑phase distribution in commercial, industrial, or data‑center environments.\u003c\/li\u003e \u003cli\u003eRetrofits and spares: keep a compatible Eaton part on hand to minimize downtime during scheduled maintenance or panel refreshes.\u003c\/li\u003e \u003cli\u003eLegacy panel replacement: replace aging or failed breakers in Eaton‑based panels without reengineering the protection scheme.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to ensure a perfect fit\u003c\/h2\u003e\n\u003cp\u003eBefore you order, verify that the KPRL4MD matches your system’s voltage and current ratings and that it corresponds to the panel or enclosure you’re working with. The part number itself is the most reliable reference point for compatibility with Eaton panels and accessories, reducing the risk of incompatible wiring configurations or mounting issues.\u003c\/p\u003e \u003ch2\u003ePractical tips for installation and use\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eKeep a spare KPRL4MD on hand for planned maintenance and quick panel replacements to reduce downtime.\u003c\/li\u003e \u003cli\u003eCross-check the panel labeling and service documentation to confirm that a three‑pole configuration aligns with your distribution setup.\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety practices and manufacturer guidelines during installation, wiring, and commissioning.\u003c\/li\u003e \u003cli\u003eDocument the replacement with the exact part number in your maintenance logs to streamline future repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46424400330914,"sku":"KPRL4MD","price":2347.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-kprl4md-circuit-breaker-3-pole-795.webp?v=1789352759","url":"https:\/\/www.ampstate.com\/products\/eaton-kprl4md-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}