{"product_id":"square-d-egb16030-30a-277v-1-pole-bolt-on-circuit-breaker","title":"Square D EGB16030 - 30 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D EGB16030 is a 30A, 277V, 1-pole bolt-on molded case circuit breaker purpose-built for reliable branch circuit protection in panelboards and load centers. This Eaton legacy-style compatibility is ideal for upgrading or replacing aged devices while maintaining consistent performance in demanding electrical environments.\u003c\/p\u003e \u003cp\u003eDesigned with practical, real-world reliability in mind, the EGB16030 uses secure bolt-on mounting to deliver a rigid, vibration-resistant bus connection. That means fewer loosening issues in busy electrical panels and steadier operation over time, even in installations with frequent cycling or vibrations.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by responding to both overloads and short circuits, helping prevent nuisance trips while safeguarding conductors and devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 30A, 277V\u003c\/strong\u003e configuration is tailored for branch circuit protection in commercial lighting, distribution, and specific 277V applications common in commercial and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e ensures dependable replacement and seamless integration with matching Square D load centers and panelboards, preserving protection coordination and electrical safety standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e supports straightforward installation and a solid bus connection, reducing service time during upgrades or maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtecting branch circuits in commercial panelboards and load centers that run 277V lighting and equipment.\u003c\/li\u003e \u003cli\u003eUpgrading aging protection devices in residential-adjacent or small-to-mid-size commercial installations that require dependable overcurrent protection.\u003c\/li\u003e \u003cli\u003eRetrofitting or expanding electrical systems where a 1-pole, bolt-on breaker is the appropriate form factor for safety and code compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: EGB16030\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating\u003c\/strong\u003e: 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e: 277V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles\u003c\/strong\u003e: 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style\u003c\/strong\u003e: Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor installers and facility managers seeking dependable protection with straightforward compatibility, the Square D EGB16030 delivers consistent performance in a compact, easy-to-integrate package. It’s a practical choice for any project that requires precise 30A, 277V circuit protection in a single-pole, bolt-on design.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355200213154,"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_c2317515-9838-4d52-a2be-c367923e2ef5.png?v=1764690274","url":"https:\/\/www.ampstate.com\/products\/square-d-egb16030-30a-277v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}