

| Delay Timer Controllers |
| Delay Timer Controller Use this timer to control the amount of time delay for the return fuel selector valve to stay on sending the return fuel to the VO tank during purging or switchover. Adjustable time from 1-100 seconds Model RH_DTC $out of stock |
| Dual Delay Timer Controller Use this timer to control the amount of time delay for the return fuel selector valve to stay on sending the return fuel to the VO tank during purging or switchover AND the amount of time delay when switching to VO having the return valve stay off. Adjustable times from 1-100 seconds. This model not only prevent cross contamination of the diesel tank with VO but also allows you to conserve precious diesel/biodiesel Model RH_2DTC $120 Special $99! |