Bussmann series high Short-Circuit Current Rating (SCCR) power distribution blocks provide up to 200 kA SCCR and help achieve compliance with National Electrical Code (NEC) and OSHA requirements by resolving a common SCCR "weak link" in industrial control panels. Available in 1, 2 and 3-pole panel mount versions with popular lineside and load side port configurations, these blocks are UL Listed and provide the requisite spacing between uninsulated opposite polarities or ground by meeting the UL 1953 1 in through air and 2 in over surface for 301 to 600 V applications.