{"product_id":"siemens-eh1b050-circuit-breaker","title":"Siemens | EH1B050 | Circuit Breaker | 50A | 1-Pole | 277V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens EH1B050 Circuit Breaker — a purpose-built, 50A, 1-pole solution designed for 277V electrical systems. This bolt-on unit is engineered for reliability in maintenance, retrofit, and replacement projects where precise specifications matter, ensuring your panel protection remains consistent and compliant.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 50 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 277 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number EH1B050\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the EH1B050 in your electrical upgrade or service project\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong precise compatibility:\u003e Use the part number EH1B050 as the primary reference to ensure you’re selecting the exact Siemens model that fits your panel’s bus design and mounting footprint.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongsecure vibration-resistant installation:\u003e The bolt-on mounting provides a robust connection in environments with vibration or frequent access panels, reducing the risk of loose connections over time.\u003c\/strongsecure\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongdesigned for circuits:\u003e This unit targets common 277V distribution needs, helping you maintain proper protection for lighting, HVAC, and other 277V branch circuits without over- or under-sizing.\u003c\/strongdesigned\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongmaintenance retrofit and replacement-ready:\u003e Ideal when upgrading or replacing older breakers that require exact 50A, 1-pole, 277V specifications to restore circuit protection quickly.\u003c\/strongmaintenance\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations and how to use it effectively\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBefore you order:\u003c\/strong\u003e Verify panel compatibility by cross-checking bus type, mounting method, and the 50A rating to avoid mismatches in service panels or load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation tip:\u003c\/strong\u003e Ensure the panel is de-energized and follow all safety procedures when attaching a bolt-on breaker to maintain a solid electrical connection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement mindset:\u003c\/strong\u003e If you’re replacing an older 50A, 1-pole, 277V unit, matching the EH1B050 specifications simplifies retrofits and keeps protective coordination intact.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDocumentation:\u003c\/strong\u003e Keep the EH1B050 part number handy as your primary reference for future ordering, compatibility checks, and service records.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis Siemens breaker isn’t just a component—it’s a targeted solution for dependable circuit protection in commercial and industrial settings. By pairing exact specs with a secure bolt-on installation, it helps you maintain electrical safety, reduce panel downtime, and streamline retrofit workflows. If exact 50A, 1-pole protection at 277V is what your system requires, the EH1B050 brings clarity, reliability, and purpose-built performance to your panel.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427522498722,"sku":"EH1B050","price":510.0,"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-eh1b050-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}