{"product_id":"square-d-egb14020-20a-277v-1-pole-bolt-on-circuit-breaker","title":"Square D EGB14020 - 20 A, 277 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D EGB14020 — a rugged, single-pole, 20A bolt-on molded case circuit breaker designed for dependable branch-circuit protection in panelboards and loadcenters. With a thermal-magnetic trip unit and secure bolt-on mounting, it delivers precise protection and reliable performance in challenging commercial and light-industrial environments, while staying compatible with your OEM equipment.\u003c\/p\u003e \u003ch2\u003eWhy this breaker stands out\u003c\/h2\u003e\n\u003cp\u003eThe EGB14020 uses a bolt-on design that creates a rigid, vibration-resistant bus connection, reducing the risk of loose connections and heat buildup in high-use panels. The thermal-magnetic trip mechanism provides stable, repeatable protection against both overloads and short circuits, even as ambient conditions change. Built to work with matching OEM loadcenters and panelboards, it installs quickly and integrates cleanly into existing electrical infrastructure without adapters or workarounds.\u003c\/p\u003e \u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRigid, vibration-resistant mounting:\u003c\/strong\u003e bolt-on connection minimizes movement and arcing, improving long-term reliability in busy electrical rooms.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic protection:\u003c\/strong\u003e combines current-based and fault-based tripping for accurate, dependable safety against overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design:\u003c\/strong\u003e guaranteed fit with matching loadcenters and panelboards for a seamless upgrade or replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e ideal for residential, commercial, and light-industrial circuits powered by 277V systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical specifications at a glance\u003c\/h2\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 EGB14020\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 20A\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 \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eLighting and general-purpose branch circuits in commercial spaces powered by 277V systems (office buildings, retail, schools, hospitality).\u003c\/li\u003e \u003cli\u003eResidential and light-industrial panels where reliable single-pole protection is needed and where panelboard compatibility is critical.\u003c\/li\u003e \u003cli\u003ePanel upgrades or replacements in existing Square D installations, ensuring a consistent fit with OEM loadcenter hardware.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eChoose the EGB14020 when you require a secure bolt-on connection to minimize bus-bar movement and arcing over time.\u003c\/li\u003e \u003cli\u003eConfirm panelboard compatibility with matching OEM gear to avoid adapters or mismatches during installation.\u003c\/li\u003e \u003cli\u003eFollow all relevant electrical codes and the panel manufacturer’s torque specifications when securing the breaker.\u003c\/li\u003e \u003cli\u003eConsider this breaker for environments where voltage is 277V and rapid response to faults is essential to protect sensitive lighting and small loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTrust the Square D EGB14020 for reliable, consistent branch-circuit protection that aligns with your 277V panelboards and loadcenters. This 1-pole, 20A bolt-on solution delivers durable performance, straightforward installation, and peace of mind for electrical systems spanning residential spaces and light commercial applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355197132962,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-egb14020-20-a-277-v-1-pole-bolt-on-circuit-breaker-742.webp?v=1788740507","url":"https:\/\/www.ampstate.com\/products\/square-d-egb14020-20a-277v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}