Diodes: 6–40 Ampere
Diameter OD: 100mm
M6 x 1.0 x 43mm Battery Post
With mtg. hole for 46–82300 ground strap.
Similar to INR5028, except INR5028 w/ 8–diodes
| Brand | Number |
| GPD | HNR502 |
| YUNYI | 12311100 / NPD10005 |
| WAI / TRANSPO | INR502 |
| ASE | ARC6020 |
| CQ | CQ1080216 |
| REAL | 21132421BN |
| SANDO | SRC40124.0 |
| 3EFFE | PT0090 |
| CASCO | CRC40124AS |
| CARGO | 231236 |
| DENSO | 021580-5300 |
| SUZUKI | 31621-75F00 |
| TOYOTA | 27357-67100 |
| KRAUF | AEN5028 |
| WOODAUTO | RTF40121 |
| POWERMAX | 81116648 |
| MOBILETRON | RN-38 |
| MEAT & DORIA | 52168 |
| ERA | 215712 |
| ERA | 215711 |
| PSH | 053.000.051.890 |
| PSH | 053.000.051.056 |
