Derale's fan control relays are ideal for any cooling system to reduce amp loads and as a safeguard by not requiring a toggle switch. The 30/40 amp relays are available as adjustable control unit. The adjustable control fan relay kits allow for fan activation to be adjustable between 150Á and 240Á,

Derale's fan control relays are ideal for any cooling system to reduce amp loads and as a safeguard by not requiring a toggle switch. The 30/40 amp relays are available as adjustable control unit. The adjustable control fan relay kits allow for fan activation to be adjustable between 150Á and 240Á,

Derale's fan control relays are ideal for any cooling system to reduce amp loads and as a safeguard by not requiring a toggle switch. The 30/40 amp relays are available as adjustable control unit. The adjustable control fan relay kits allow for fan activation to be adjustable between 150Á and 240Á,