{"product_id":"zinsco-challenger-gte-sylvania-qb50-1-pole-50-amp-120v-bolt-on-breaker-qb150","title":"Zinsco\/Challenger\/GTE\/Sylvania QB50 1 Pole 50 Amp 120V Bolt On Breaker QB150","description":"\u003cp\u003eAs a 1 pole 50 amp circuit breaker, the Zinsco, Challenger, GTE\/Sylvania QB50 provides reliable protection against electrical overloads. Its QB bolt on design ensures a secure and easy installation process. This circuit breaker is compatible with 120VAC and is suitable for a variety of electrical applications. The QB150 designation confirms compatibility with standard panelboards, making it an ideal replacement or upgrade for residential and light commercial electrical systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZinsco\/Challenger\/GTE\/Sylvania\u003c\/li\u003e\n\u003cli\u003eQB50\u003c\/li\u003e\n\u003cli\u003e1 Pole\u003c\/li\u003e\n\u003cli\u003e50 Amp\u003c\/li\u003e\n\u003cli\u003e120V\u003c\/li\u003e\n\u003cli\u003eBolt On\u003c\/li\u003e\n\u003cli\u003eCircuit Breaker\u003c\/li\u003e\n\u003cli\u003eQB150\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zinsco \/ GTE Sylvania","offers":[{"title":"Used","offer_id":48240551067906,"sku":"07312608JH","price":18.53,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0142\/4909\/9322\/files\/PhotoJul312026_114101AM.jpg?v=1785512664","url":"https:\/\/www.sselectricalsupply.com\/en-ca\/products\/zinsco-challenger-gte-sylvania-qb50-1-pole-50-amp-120v-bolt-on-breaker-qb150","provider":"S\u0026S Electrical Supply","version":"1.0","type":"link"}