Isolators allow dual battery systems to be charged from the same alternator while preventing discharge of the starting battery from the inverter.
| Model | Description | Max Amps | Replaces | Weight |
| 50-140 | Silicon 2-leg isolator | 180 Amp Alternator | Sure Power 1302 / 13023A | 3 lbs. |
| 51-140 | Schottky 2-leg isolator | 250 Amp Alternator | Sure Power 2402 / 24023A | 3 lbs. |
| 52-75 | Life Star Schottky 1 | Medical isolator | Sure Power 2541 | 2 lbs. |
Vanner's policy is one of continuous improvement. We reserve the right to change specifications without notice.