Monster Fuses > Fuses > 703030 703030 - S&C 27kV SMU20 Part Number: 703030 Description: S&C 27kV SMU20 Mfg Voltage: 25 Rating: 30 K Manufacturer: S&C Speed: K Type: SMU20 Keywords: CMU703030, DBU27-30K Photo is a representation of product. Voltage, amperage, and other details may vary. Request a Quote Resistance Test Results: Manufacturer's Fuse mΩ Values Low:1.672 High:1.964 Average:1.879