{"product_id":"njj232300-circuit-breaker","title":"NJJ232300 | Circuit Breaker | 300A | 3-Pole | 240V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eThe NJJ232300 is a rugged industrial circuit breaker engineered for demanding electrical installations. With a 300A rating, 3-pole configuration, and 240V operation, this bolt-on unit delivers reliable overcurrent protection in maintenance, retrofit, and replacement scenarios. Built to integrate seamlessly where specs match, it’s a dependable choice for isolating circuits and safeguarding equipment.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 300A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e NJJ232300\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes this breaker stand out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting:\u003c\/strong\u003e Provides a solid, vibration-resistant connection ideal for panel boards and enclosures in industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference:\u003c\/strong\u003e The part number itself is your best guide when matching to existing equipment and control panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDedicated for heavy-duty use:\u003c\/strong\u003e The 300A capacity supports high-load circuits, making it suitable for demanding motor and power distribution applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service: replace worn or obsolete breakers to restore reliable protection quickly.\u003c\/li\u003e \u003cli\u003eRetrofits and panel upgrades: upgrade circuits to align with updated equipment or expanded power demands.\u003c\/li\u003e \u003cli\u003eReplacement in legacy systems: swap like-for-like to maintain original coordination and protection strategy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility guidance\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings to ensure a seamless replacement. Since the best reference for compatibility is the part number, use NJJ232300 to verify alignment with your panel or enclosure’s specifications. If you’re upgrading from a different amperage or configuration, plan for proper coordination with upstream protective devices and system wiring to maintain overall protection and safety.\u003c\/p\u003e \u003ch2\u003ePractical considerations\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eDocument the exact panel model and any preceding breakers to ensure matching trip characteristics and physical dimensions.\u003c\/li\u003e \u003cli\u003eCarefully follow manufacturer instructions for bolt-on installation to ensure proper torque and secure mounting.\u003c\/li\u003e \u003cli\u003eStore and handle breakers in a clean, dry environment to preserve contact surfaces and performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46424508465314,"sku":"NJJ232300","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/njj232300-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}