{"product_id":"westinghouse-nb3700-circuit-breaker","title":"Westinghouse | NB3700 | Circuit Breaker | 700A | 3-Pole | 600V | 30kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse NB3700 Circuit Breaker — a robust 700A, 3-pole protective device designed for demanding electrical environments. With a 600V rating and a 30kA interrupting capacity, this bolt-on breaker delivers reliable, high-capacity protection for large feeders and motor circuits while simplifying retrofit and replacement tasks.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 700A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting capacity\u003c\/strong\u003e: 30kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style\u003c\/strong\u003e: Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: NB3700\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Westinghouse\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this NB3700 model stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned to fit into the same form factor and panel architecture as other NB3700-series breakers, this unit offers dependable protection for high-energy circuits without sacrificing installation simplicity. The bolt-on design provides a secure, vibration-resistant mount, making it a favorite for retrofit projects and replacements where space and mounting integrity matter most.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and replacement in 600V electrical panels serving large motors, feeders, and industrial equipment\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact NB3700 specifications are required to maintain panel listing and compatibility\u003c\/li\u003e \u003cli\u003eSituations demanding high interrupting capacity (30kA) to safely isolate fault currents\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation, compatibility, and safety considerations\u003c\/h3\u003e\n\u003cp\u003eNotes for a smooth, compliant swap: \u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Confirm fit and ratings before ordering; the NB3700 part number is the best reference for compatibility with your panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation\u003c\/strong\u003e: Use qualified electrical personnel to perform bolt-on mounting, wiring, and torque according to the panel manufacturer’s specifications and safety standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Ideal for maintenance, retrofit, and replacement scenarios where the system requires a 700A, 3-pole, 600V device with strong fault isolation capability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects that demand precise matching of components and durable protection, the Westinghouse NB3700 700A 3-Pole Bolt-On Circuit Breaker provides the trusted performance you rely on in demanding electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46424380047522,"sku":"NB3700","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\/westinghouse-nb3700-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}