{"product_id":"siemens-ef3b100l-circuit-breaker","title":"Siemens | EF3B100L | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens EF3B100L 3-Pole Circuit Breaker—the reliable protection your three-phase electrical system deserves. Identified by the exact part number EF3B100L, this Siemens component is built for maintenance, retrofit, and replacement tasks where matching specifications matter. Before you order, confirm fit and ratings; the EF3B100L part number is your strongest reference for compatibility with your panel or distribution equipment.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3-Pole design\u003c\/strong\u003e provides protection across all three phases in multi-phase systems, helping to maintain balanced operation and safeguard critical equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e anchored by the part number EF3B100L, reducing guesswork in sourcing the right component.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for maintenance, retrofit, and replacement\u003c\/strong\u003e projects, ensuring your electrical distribution remains up to date and compliant.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens-origin reliability\u003c\/strong\u003e designed to integrate with Siemens panels and compatible enclosures, promoting consistent performance within your system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable build for industrial environments\u003c\/strong\u003e engineered to withstand the demands of active facilities and demanding service conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility guidance\u003c\/strong\u003e – verify the panel model, voltage, and current ratings against your documentation to ensure a perfect match.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere this fits best\u003c\/h3\u003e\n\u003cp\u003eThe EF3B100L is ideal for Siemens-based electrical distributions in commercial and industrial settings. Use it when you need a dependable, drop-in replacement or a precise retrofit component that aligns with your existing Siemens controls and protection schemes.\u003c\/p\u003e \u003ch3\u003eUse cases that benefit from the EF3B100L\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing worn or failing breakers in Siemens control panels and enclosures.\u003c\/li\u003e \u003cli\u003eRetrofit projects that upgrade protection with a genuine Siemens part for consistent performance.\u003c\/li\u003e \u003cli\u003eMaintenance cycles in manufacturing lines, data centers, and large HVAC systems where stable three-phase protection matters.\u003c\/li\u003e \u003cli\u003eSpare-part strategy for service technicians aiming to minimize downtime with a single-reference part number.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the EF3B100L over generic alternatives\u003c\/h3\u003e\n\u003cp\u003eChoosing a Siemens EF3B100L 3-Pole Circuit Breaker ensures you’re aligning with a standardized, traceable part designed for Siemens systems. The explicit EF3B100L reference simplifies procurement, ensures compatibility with established mounting footprints, and helps maintain consistent electrical protection characteristics across your installation.\u003c\/p\u003e \u003ch3\u003ePractical installation and care tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eHandle with care and store in a dry, organized area to preserve performance.\u003c\/li\u003e \u003cli\u003eBefore purchase, cross-check your panel’s documentation for model compatibility and rating alignment with EF3B100L.\u003c\/li\u003e \u003cli\u003eDuring installation, follow the panel manufacturer’s guidelines for mounting and torque to maintain proper protection and reach.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427504771234,"sku":"EF3B100L","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ef3b100l-circuit-breaker-3-pole-446.webp?v=1789733430","url":"https:\/\/www.ampstate.com\/products\/siemens-ef3b100l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}