{"product_id":"square-d-ecb14030g3-30a-1-pole-bolt-on-circuit-breaker","title":"Square D ECB14030G3 - 30 A, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D ECB14030G3 is a 30A, 1-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit protection in panelboards and loadcenters. Built for stability and long-term reliability, this unit provides clear, repeatable protection for everyday electrical systems in homes, small offices, and light-industrial spaces.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: A robust mounting design ensures a rigid, vibration-resistant connection to the bus, reducing movement and maintaining consistent electrical contact over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines precise thermal overload protection with fast magnetic response for short-circuits, delivering stable, predictable protection curves that help prevent nuisance trips and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e: Specifically designed to be compatible with matching Square D OEM loadcenters and panelboards, offering plug-and-play reliability and straightforward field servicing.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded-case construction\u003c\/strong\u003e: The 30A, 1-pole format provides targeted protection for standard 120V circuits common in residential and light commercial applications, without unnecessary bulk.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Ideal for residential wiring upgrades, small commercial setups, and light industrial environments that rely on consistent branch-circuit protection and quick, clear fault isolation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: ECB14030G3\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 1\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\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eResidential panels: Safeguard lighting and receptacle circuits on a dedicated 30A feed, helping to isolate faults quickly and protect both wiring and devices. \u003c\/p\u003e\n\u003cp\u003eSmall commercial panelboards: Protect individual branches supplying lighting, outlets, or equipment where single-pole protection and a reliable bolt-on connection streamline installation and maintenance.\u003c\/p\u003e\n\u003cp\u003eLight industrial environments: Support single-phase circuits that require robust overcurrent protection with a compact form factor and dependable trip performance.\u003c\/p\u003e \u003ch3\u003eHow this compares and why it matters\u003c\/h3\u003e\n\u003cp\u003eCompared with other breakers, the ECB14030G3’s bolt-on design reduces the chances of loose connections in vibration-prone installations, while the thermal-magnetic trip unit provides a balanced approach to protection—responding promptly to short circuits and maintaining stable performance during normal operation. Its OEM compatibility means you can replace or upgrade within existing Square D panelboards with confidence, minimizing compatibility concerns and downtime.\u003c\/p\u003e \u003ch3\u003eTips for optimum performance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMatch this 30A, 1-pole breaker to a compatible Square D panelboard or loadcenter to ensure reliable operation and proper clearance around the device.\u003c\/li\u003e \u003cli\u003eFollow standard electrical practices for bolt-on mounting Torque and securing procedures to maintain a solid bus connection.\u003c\/li\u003e \u003cli\u003eUse this unit for circuits that require clear protection against both overloads and short-circuits, particularly in environments with varying load conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355184320674,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_6e107b94-b725-4363-ade0-679ea7742a90.png?v=1764690180","url":"https:\/\/www.ampstate.com\/products\/square-d-ecb14030g3-30a-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}