{"product_id":"merlin-gerin-in125t-circuit-breaker","title":"Merlin Gerin | IN125T | Circuit Breaker | 125A | 3-Pole | 660V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Merlin Gerin IN125T Circuit Breaker—your dependable solution for safeguarding high-demand environments while preserving the integrity of legacy Merlin Gerin panels. Designed for 3-pole configurations and 660 V systems, this unit delivers reliable overcurrent protection at 125 A, making it ideal for maintenance, retrofit, and replacement projects where exact compatibility matters.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 660 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference compatibility:\u003c\/strong\u003e Part number IN125T is the best reference for matching compatibility\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrimary use:\u003c\/strong\u003e Maintenance, retrofit, and replacement in Merlin Gerin installations\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the IN125T for your system\u003c\/h3\u003e\n\u003cp\u003eThis breaker is not a generic substitute—it's calibrated to align with the original Merlin Gerin design. By matching the exact 3-pole, 125 A, 660 V specifications, it preserves protective characteristics, panel fit, and electrical behavior, reducing the risk of mismatches that can occur with cross-compatibility parts.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Replacing aging or worn breakers to restore reliable circuit protection in industrial or commercial panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit:\u003c\/strong\u003e Upgrading or reconfiguring existing Merlin Gerin systems while maintaining original form factor and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement inventory:\u003c\/strong\u003e Keep a ready spare on hand to minimize downtime when service is needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to verify fit and ensure a smooth replacement\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, compare your panel’s labeling and the installed breaker’s specifications with the IN125T’s 125 A, 3-pole, 660 V profile. Because the IN125T part number is the most reliable compatibility reference, use it as the primary cross-check when sourcing replacements for Merlin Gerin systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Merlin Gerin","offers":[{"title":"Default Title","offer_id":46427515781282,"sku":"IN125T","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/merlin-gerin-in125t-circuit-breaker-125a-3-pole-660v-534.webp?v=1789735698","url":"https:\/\/www.ampstate.com\/products\/merlin-gerin-in125t-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}