Overview Warranty Information Product Description QB20 Zinsco Bolt-on 20A Breaker Original Bolt-on Installation 20 Ampere 1 Pole 10k rated @ 240VAC 120 VAC Thermal magnetic Fixed Trip Terminal Load Lugs Approval UL Mfg Status: Obsolete Residential/Commercial Re-certified Warranty Information - Product Videos Custom Field Product Reviews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$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB2430-100 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$1,583.35 Add to Cart Quick view Zinsco QB243070 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$678.48 Call For Current Availability 800-321-8998 Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$747.79 Call For Current Availability 800-321-8998 Quick view Zinsco QB30 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$43.78 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB2430-100 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$1,583.35 Add to Cart Quick view Zinsco QB243070 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$678.48 Call For Current Availability 800-321-8998 Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$747.79 Call For Current Availability 800-321-8998 Quick view Zinsco QB30 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$43.78 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243070 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$678.48 Call For Current Availability 800-321-8998 Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$747.79 Call For Current Availability 800-321-8998 Quick view Zinsco QB30 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$43.78 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243090 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$747.79 Call For Current Availability 800-321-8998 Quick view Zinsco QB30 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$43.78 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB30 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$43.78 Call For Current Availability 800-321-8998 Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243080 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$749.15 Call For Current Availability 800-321-8998 Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243040 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$475.69 Add to Cart Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243015 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$305.80 Call For Current Availability 800-321-8998 Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998
Quick view Zinsco QB243060 Zinsco Bolt-on OEM Circuit Breaker MSRP: Was: Now: Can$699.94 Call For Current Availability 800-321-8998