{"product_id":"square-d-gjl36030m04-30a-3-pole-circuit-breaker","title":"Square D GJL36030M04 - 30 A, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D GJL36030M04 is a 30A, 3-pole molded case circuit breaker designed to protect your electrical system from overcurrent and short circuits. Built for use in panelboards and loadcenters, this device delivers dependable, coordinated protection for residential, commercial, and light industrial applications.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes panel space, helping you fit protection where it’s needed without crowding other devices.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection by responding to both overloads and short circuits with consistent trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e designed to work with matching Square D OEM loadcenters and panelboards, ensuring proper fit and reliable coordination within your electrical system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTriple-pole protection\u003c\/strong\u003e supports balanced protection for 3-phase circuits, common in modern installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple environments\u003c\/strong\u003e ideal for panel configurations in homes, small businesses, and light industrial setups requiring robust branch-circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: GJL36030M04\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: 3\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn practical terms, the GJL36030M04 slots into your panelboard lineup to deliver fast, predictable responses to electrical faults. Whether you’re upgrading a subpanel, stocking replacement parts for a commercial panel, or equipping a light industrial installation, this breaker provides reliable protection while helping keep the panel organized and efficient.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical considerations\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConfirm compatibility with your specific Square D panelboard model to ensure proper trip coordination and bus-bar engagement.\u003c\/li\u003e \u003cli\u003eMatch the 30A rating to the circuit load, and plan ahead for future expansion by leaving space in your panel.\u003c\/li\u003e \u003cli\u003eRegularly inspect panel devices for signs of wear, corrosion, or loose connections to maintain optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAvailable from AmpState, your source for dependable Square D protection devices.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355239010466,"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_b1aeece8-63e1-4a67-89cc-51416a9f0885.png?v=1764690683","url":"https:\/\/www.ampstate.com\/products\/square-d-gjl36030m04-30a-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}