{"product_id":"siemens-hld62b300l-circuit-breaker","title":"Siemens | HLD62B300L | Circuit Breaker | 300A | 2-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HLD62B300L, a purpose-built 2-pole circuit breaker engineered for high-current protection in industrial and commercial electrical distributions. This 300A device is designed for maintenance, retrofit, and replacement projects where exact compatibility matters, delivering a reliable safeguard for critical circuits.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number reference:\u003c\/strong\u003e HLD62B300L (best compatibility reference)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker matters in your system\u003c\/h3\u003e\n\u003cp\u003eWhen safeguarding large feeders and essential equipment, the HLD62B300L provides decisive, rapid interruption during faults, helping to prevent damage and downtime. Its design aligns with Siemens’ specification standards, making it a trusted drop-in option for retrofits and upgrades that require precise fit and ratings. Rely on a part that’s conceived to integrate smoothly with Siemens panels and related assemblies, reducing installation surprises and ensuring consistent performance.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain service disconnects or feeder protection in commercial or light-industrial panels needing 300A capacity.\u003c\/li\u003e \u003cli\u003eRetrofit projects replacing aging two-pole breakers with a Siemens-certified part to restore reliability and protection margins.\u003c\/li\u003e \u003cli\u003eNew installations in panels designed to accept HLD62B300L, where exact fit and established ratings are essential for safety and compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation guidance\u003c\/h3\u003e\n\u003cp\u003eImportant: confirm fit and ratings before ordering. The part number HLD62B300L is the most reliable reference for compatibility with your panel or enclosure. Always compare panel labeling and busbar configuration to the 2-pole, 300A specification to ensure proper mounting and coordination.\u003c\/p\u003e \u003ch3\u003ePractical tips for practitioners\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse the exact part number when ordering to avoid mismatches in amperage or pole configuration.\u003c\/li\u003e \u003cli\u003eDuring replacement, follow standard electrical code procedures, including de-energizing the circuit and using proper personal protective equipment.\u003c\/li\u003e \u003cli\u003eKeep documentation and panel schematics handy to verify that the 2-Pole, 300A configuration matches your system’s protection strategy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427485241506,"sku":"HLD62B300L","price":39412.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-hld62b300l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}