{"product_id":"square-d-ejb34020lh-20a-3p-277v-circuit-breaker","title":"Square D EJB34020LH Circuit Breaker, 20A, 3-Pole, 277V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D EJB34020LH circuit breaker — a 20A, 3-pole unit engineered for industrial electrical service, maintenance, and replacements. Designed for 277V three‑phase systems, this breaker protects your critical equipment while keeping downtime to a minimum. Verify fit by part number EJB34020LH to ensure you’re selecting the right breaker for your panel and application.\u003c\/p\u003e \u003ch3\u003eWhy this 3-Pole, 277V breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-pole design delivers reliable protection across all three conductors of a 277V three‑phase system\u003c\/li\u003e \u003cli\u003e20A rating provides precise current protection for circuits that require moderate load capacity\u003c\/li\u003e \u003cli\u003e277V compatibility aligns with common industrial and commercial power distribution setups\u003c\/li\u003e \u003cli\u003ePart of Square D’s trusted EJB lineup, enabling straightforward identification with the EJB34020LH part number\u003c\/li\u003e \u003cli\u003eIdeal for service, maintenance, and replacement projects where exact part-number compatibility matters\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eUse this circuit breaker when upgrading or replacing breakers in industrial panels serving three‑phase 277V circuits. Its 3‑pole configuration ensures simultaneous disconnection across all phases, helping prevent hazardous voltage conditions during maintenance and repair tasks.\u003c\/p\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eTo confirm exact fit, match the part number EJB34020LH with your panel’s requirements and application. If you’re uncertain about compatibility, message us and we’ll help verify whether this 20A, 3-pole, 277V breaker is the right choice for your system.\u003c\/p\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eManufacturer:\u003c\/b\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e EJB34020LH\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eProduct Type:\u003c\/b\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eAmperage:\u003c\/b\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePoles:\u003c\/b\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eVoltage:\u003c\/b\u003e 277V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46414500167842,"sku":"EJB34020LH","price":5305.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-ejb34020lh-circuit-breaker-20a-3-pole-277v-breakers-841.webp?v=1789099947","url":"https:\/\/www.ampstate.com\/products\/square-d-ejb34020lh-20a-3p-277v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}