Overview Warranty Information Product Description QB30 Zinsco Circuit Breaker Bolt-On Installation 30 Ampere 1 Pole 10k rated @ 240VAC 120 VAC Thermal magnetic Fixed Trip Terminal Load Lugs Approval UL Mfg Status: Obsolete Residential/Commercial Re-certified Warranty Information - Product Videos Custom Field Product Reviews
Quick view Zinsco QB243020 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Call For Current Availability 800-321-8998 Quick view Zinsco QB2430100 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$841.98 Call For Current Availability 800-321-8998 Quick view Zinsco QB243070 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$700.54 Call For Current Availability 800-321-8998 Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$772.11 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$773.51 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$491.16 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Add to Cart Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
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Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$772.11 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$773.51 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$491.16 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Add to Cart Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$773.51 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$491.16 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Add to Cart Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$491.16 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Add to Cart Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$315.74 Add to Cart Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$722.70 Call For Current Availability 800-321-8998 Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998
Quick view Zinsco QB20 Zinsco 1-Pole Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$26.66 Call For Current Availability 800-321-8998