Adjustable Thermostatic Fan Relay With 3/8" NPT Adapter Horns & Sirens Mounts into a 3-3/8" diameter

Mounts into a 3-3/8" diameter hole

Diameter Of Bolt Holes: 8mm

PCI's 5th Person Expansion Package with a headset

80  inch  mounting  hole

Short standard width master cylinder aprox

Adjustable Thermostatic Fan Relay With 3/8" NPT Adapter Horns & Sirens Mounts into a 3-3/8" diameterDerale'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 150 and 240, 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