Class J (Finger-safe) Fuse Holders

Class J (Finger-safe) Fuse Holders

Indicating and non-indicating finger-safe, DIN rail mount fuse holders for use with Class J fuses - (Cooper Bussmann® LPJ, JKS)



Data Sheet #1152

Agency Cards

Catalog Number JT60030, JT60060, JTN60030, JTN60060
Dimensions See Resources
Volts 600Vac
Amps 0-60A (JT(N)60060), 0-30A (JT(N)60030)
SCCR 200,000A RMS Sym., 300,000A self certified using Cooper Bussmann LPJ_SP fuses
Agency Information CE, Listed to UL 4248: Guide IZLT, File 14853, CSA Certified: Class 6225-01, File 47235. IP20 per IEC 60529
Typical Applications • Industrial Controls • Process Controls • Small HP VFDs
Indication Min voltage: 90Vac, 115Vdc; neon lamp “ON” when fuse opens, voltage source and current path are present
Wire Size/ Terminations • JT(N)60030 - rated for 75°C, AWG#18-#8; Cu only, JT(N)60060 - rated for 75°C, AWG#14-#4; Cu only. • 30A dual port torque 20lb-in, 60A single port torque 45lb-in, terminal construction, tin-plated copper alloy.


  • Short-Circuit Current Rating of 300,000A with Cooper Bussmann LPJ___SP fuses
  • Rapid, flexible 35 mm DIN rail mounting
  • One piece interlocking design for assembling multiple pole blocks reduces inventory costs
  • Removable fuse carrier allows fuse replacement away from base while maintaining finger-safe rating