{"product_id":"general-electric-139c4378g10","title":"General Electric 139C4378G10 5000A 48 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the General Electric 139C4378G10 5000A 48V circuit breaker—engineered for dependable DC power protection in demanding industrial settings. With a robust 5000 A current rating and a 48 V voltage rating, this GE breaker is built to quickly interrupt fault currents and shield your equipment from damage and downtime.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 139C4378G10\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating\u003c\/strong\u003e: 5000 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e: 48 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: General Electric\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: DC distribution protection for industrial systems and equipment\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this GE circuit breaker stands out\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact OEM replacement\u003c\/strong\u003e—designed to fit systems that specify the 139C4378G10, ensuring a seamless, drop-in upgrade or replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interrupting capacity\u003c\/strong\u003e—capable of handling substantial DC fault currents at 48 V, reducing the risk of arcing and collateral damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability for critical infrastructure\u003c\/strong\u003e—a trusted General Electric component chosen for durability and consistent performance in mission-critical applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios\u003c\/p\u003e \u003cul\u003e \u003cli\u003eTelecommunications and data-center DC power rails where fail-safe protection is essential.\u003c\/li\u003e \u003cli\u003eSolar, battery storage, or other DC distribution networks requiring strong fault-current interruption at 48 V.\u003c\/li\u003e \u003cli\u003eIndustrial control panels and remote power systems that rely on robust, long-lasting protection.\u003c\/li\u003e \u003cli\u003e retrofits or replacements in equipment that originally specification-identified the 139C4378G10 part.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat this means for you in real-world terms\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProtects both equipment and personnel\u003c\/strong\u003e by quickly disconnecting power when anomalies occur, preserving the longevity of sensitive components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinimizes downtime\u003c\/strong\u003e by preventing cascading failures in DC power stages, helping keep operations running smoothly.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility\u003c\/strong\u003e with systems designed for the 139C4378G10 ensures straightforward maintenance and parts management.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips for installation and use\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify that your DC system operates at or below 48 V and that a 5000 A interrupting capacity is appropriate for your fault-current calculations.\u003c\/li\u003e \u003cli\u003eConfirm the enclosure, mounting, and terminal requirements align with the 139C4378G10 specifications to ensure secure, reliable connections.\u003c\/li\u003e \u003cli\u003eReference your equipment’s schematics to confirm this part number matches the required OEM specification for continued warranty and performance guarantees.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen you need a dependable, OEM-aligned solution for high-current DC protection, the General Electric 139C4378G10 5000A 48V circuit breaker delivers precise compatibility, robust performance, and peace of mind for your critical Power-Dense applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":46423628972194,"sku":"139C4378G10","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/general-electric-139c4378g10-5000a-48-v-circuit-breaker-805.webp?v=1789321565","url":"https:\/\/www.ampstate.com\/products\/general-electric-139c4378g10","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}