Catalog > Passive Components > Fuses - Circuit Protection Catalog > Passive Components > Fuses - Circuit Protection > Circuit Breakers PV DC Circuit Breaker Circuit Breaker EX9BP90121 Noark PV DC Circuit Breaker 2P 20A 6KA, Rated Working Voltage:500VDC, Insulated Voltage:1000VDC, Impulse Voltage (Uimp):4KV, Cat.A, Curve Type:K, IP20 371.74 ZAR inc for 1 Each 3 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Rated Working Voltage: 500VDC Insulated Voltage: 1000VDC Impulse Voltage (Uimp): 4KV Cat.A Curve Type: K IP20