Bussmann Fuse Reducers for Class H, J, K & R
| Catalog Number | J-63, J-13, J-16, J-26, J-21, J-41, J-42, J-62, J-64 |
| Ratings | See Resources Tab |
Reducers fit into most panels or switches including the Dead-front type
Strong contact is maintained both mechanically and electrically
There are no reducers to go from 250V to 600V or 600V to 250V
There are no reducers for switching from one Class to another
There are no reducers for Class T fuses
By design Class L fuses do not require reducers
Fuse Reducers for Class J Dimension Fuses: LPJ, DFJ, JKS
Catalog Number (Pair) Reducer No. | Fuse Amp Size Range | Equipment /Fuseblock Amp Size |
J-63 | 1-30 | 60 |
J-13 | 1-30 | 100 |
J-16 | 35-60 | 100 |
J-26 | 35-60 | 200† |
J-21 | 70-100 | 200† |
J-41 | 70-100 | 400† |
J-42 | 110-200 | 400† |
J-62 | 110-200 | 600† |
J-64 | 225-400 | 600† |
† Not for Bolt-on Applications.
UL Listed File E12853
Fuse Reducers for Class R Dimension Fuses: FRN-R, LPN-RK, FRS-R, LPS-RK KTN-R, KTS-R
Catalog Number (Pairs) Voltages 250V | 600V | Fuse Amp Size Range | Equipment/Fuseblock Amp Size |
NO.263-R | NO.663-R | 1-30 | 60 |
NO.213-R | NO.216-R | 1-30 | 100 |
NO.216-R | NO.616-R | 35-60 | 100 |
NO.226-R | NO.626-R | 35-60 | 200 |
NO.2621-R* | NO.2621-R | 70-100 | 200 |
NO.2641-R | NO.2641-R | 70-100 | 400 |
NO.242-R | NO.642-R | 110-200 | 400 |
NO.2661-R | NO.2661-R | 70-100 | 600 |
NO.2662-R | NO.2662-R | 110-200 | 600 |
NO.2664-R** | NO.2664-R** | 225-400 | 600 |
UL Listed File E12853
Fuse Reducers for Class H & K Dimension Fuses: NON, REN, NOS, RES
| 250V Reducer | 600V Reducer | Fuse Amp Size Range | Equipment/Fuseblock Amp Size |
| NO.263 | NO.663 | 1-30 | 60 |
| NO.213 | NO.216 | 1-30 | 100 |
| NO.216 | NO.616 | 35-60 | 100 |
| NO.226 | NO.626 | 35-60 | 200 |
| NO.2621 | NO.2621 | 70-100 | 200 |
| NO.2641 | NO.2641 | 70-100 | 400 |
| NO.2642 | NO.2642 | 110-200 | 400 |