{"product_id":"siemens-hf3b050","title":"Siemens HF3B050 50A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens HF3B050 50A 3-Pole 600 V Circuit Breaker\u003c\/strong\u003e is a purpose-built protection device designed for reliable 3-phase electrical distribution. With a 50-amp current rating across three poles and a 600-volt maximum, this Siemens part ensures precise protection for industrial and commercial circuits while staying fully compatible with existing Siemens panels and systems. \u003cem\u003eHF3B050\u003c\/em\u003e is the exact replacement you need to maintain consistent performance and predictable tripping behavior in your distribution setup.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e provides balanced protection for 3-phase systems, helping prevent equipment damage from imbalances and faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating: 50 A\u003c\/strong\u003e to safeguard motors, compressors, pumps, and other stage-critical loads without nuisance trips during normal operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating: up to 600 V\u003c\/strong\u003e for compatibility with standard industrial and commercial 3-phase power distributions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement part number HF3B050\u003c\/strong\u003e ensures exact fit and compatibility within Siemens panel boards and distribution systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand integrity\u003c\/strong\u003e—trust the Siemens HF3B050 family for consistent performance, dependable protection, and easy integration with existing Siemens hardware.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker? facilities with 3-phase equipment powered at up to 600 V that require reliable overload and short-circuit protection, including manufacturing lines, HVAC and pump systems, conveyors, and large commercial electrical feeders. If your service or panel was designed around Siemens components, the HF3B050 delivers a seamless fit, predictable trip characteristics, and straightforward replacement without modifications.\u003c\/p\u003e \u003cp\u003ePractical usage notes: verify that your panel rating and installation specifications align with a 3-pole, 50 A, 600 V device. For best results, schedule installation with a licensed electrician who can confirm compatibility with your existing Siemens distribution setup and perform correct torque and wiring practices. This circuit breaker is purpose-built to protect your three-phase circuits and keep downtime to a minimum when a fault occurs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423115792546,"sku":"HF3B050","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-hf3b050","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}