{"product_id":"siemens-hed41b020-20a-1p-277v-circuit-breaker","title":"Siemens HED41B020 20A 1P 277V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HED41B020 20A 1P 277V circuit breaker delivers reliable overcurrent protection for panelboards, load centers, and electrical distribution systems in commercial environments. This exact part number is ideal for retrofit work and maintenance planning where consistency matters, helping you source compatible replacements quickly without guessing about fit.\u003c\/p\u003e \u003ch2\u003eWhy this breaker matters for 277V circuits\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e1 Pole, 20 A, 277V\u003c\/strong\u003e: Protects single-circuit branches in commercial wiring where 277V mitigation is standard, preventing overloads and reducing the risk of equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for panelboards and load centers\u003c\/strong\u003e: A trusted choice for reliable distribution protection in service entrances, switchgear interfaces, and mid- to large-scale electrical layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number stability for retrofits\u003c\/strong\u003e: Using HED41B020 keeps replacement stock consistent across projects, simplifying maintenance planning and future servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRetrofits in office buildings or retail environments where existing 277V circuits are common, ensuring seamless compatibility with existing panels.\u003c\/li\u003e \u003cli\u003eScheduled maintenance programs that rely on fixed part numbers to minimize downtime and procurement delays.\u003c\/li\u003e \u003cli\u003eNew installations in commercial spaces where a proven 277V, single-pole protection device is required by design engineers.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eCompatibility and support\u003c\/h2\u003e\n\u003cp\u003eAvailable from AmpState, the Siemens HED41B020 is a trusted drop-in solution for qualifying panelboards and distribution boards. If you’re unsure about fit, our team can help verify compatibility and recommend the best sourcing path. \u003cstrong\u003eNeed help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.\u003c\/strong\u003e\u003c\/p\u003e \u003ch2\u003eWhat makes it stand out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect, manufacturer-backed reliability\u003c\/strong\u003e from Siemens, built to perform under typical commercial loads and demands.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear, consistent sourcing\u003c\/strong\u003e for retrofit projects, reducing confusion when aligning spare parts with existing infrastructure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFocused on real-world needs\u003c\/strong\u003e—simple replacement in panels and distribution setups where 277V circuits are prevalent.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and best practices\u003c\/h2\u003e\n\u003cp\u003eFollow standard electrical safety practices and local codes. Ensure the panelboard or load center is rated for 277V operation and supports 1-pole breakers of this type. For precise fitment and installation guidance, consult a licensed electrician who can verify panel compatibility and proper torque specifications.\u003c\/p\u003e \u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HED41B020\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1 Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 277V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKeep this part on hand for dependable protection where 277V circuits and single-pole protection intersect. AmpState makes it easy to source, verify compatibility, and plan maintenance without disruption.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412494110882,"sku":"HED41B020","price":1210.0,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/www.ampstate.com\/products\/siemens-hed41b020-20a-1p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}