{"product_id":"siemens-ed42b030-30a-480v-2-pole-bolt-on-circuit-breaker","title":"Siemens ED42B030 - 30 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens ED42B030 — a robust 30A, 480V, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. Built for demanding environments, this unit is a trusted choice for residential, commercial, and light industrial applications where reliable overcurrent and short-circuit protection is essential.\u003c\/p\u003e \u003ch3\u003eWhat makes this breaker stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: promotes a rigid, vibration-resistant bus connection, reducing the risk of loose connections in dynamic installations or busy electrical panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: combines thermal and magnetic sensing for stable, repeatable protection across varying loads and fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e: designed to pair seamlessly with matching Siemens load centers and panelboards, ensuring straightforward installation and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole configuration\u003c\/strong\u003e: provides simultaneous disconnection of both lines, enhancing safety and meeting code expectations for multi-conductor circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: ED42B030\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 480V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eThis breaker is an excellent fit for upgrades or installations where high-voltage protection is required without compromising mounting reliability. Use it in Siemens-compatible panelboards and load centers to safeguard feeders and branch circuits in:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential electrical upgrades and remodels with higher-voltage requirements\u003c\/li\u003e \u003cli\u003eCommercial electrical panels handling lighting, receptacles, and small equipment loads\u003c\/li\u003e \u003cli\u003eLight industrial setups with vibration-prone equipment or frequent maintenance cycles\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for installation and maintenance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm panelboard compatibility and ensure bolt-on mounting aligns with your enclosure’s specifications.\u003c\/li\u003e \u003cli\u003eOpt for the 2-pole design when circuits require simultaneous disconnection for safety and compliance.\u003c\/li\u003e \u003cli\u003eApply proper torque on mounting screws to maintain a secure, long-lasting bus connection in environments with vibration or movement.\u003c\/li\u003e \u003cli\u003eKeep a spare ED42B030 on hand to minimize downtime during routine maintenance or unexpected outages.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens ED42B030, you gain a reliable, purpose-built solution for protecting high-load circuits. Its sturdy bolt-on design, thermal-magnetic protection, and OEM compatibility translate to straightforward installation, dependable operation, and long-term peace of mind in a variety of settings. Distributed by AmpState, this breaker brings proven Siemens quality to your electrical panel projects.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349788348578,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_89c89fe6-0dbd-437a-a4eb-3a399482c703.png?v=1764156769","url":"https:\/\/www.ampstate.com\/products\/siemens-ed42b030-30a-480v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}