Bueler BU510TD Time Delay ON Relay, SPDT, 12 Volt, 20/30 Amp
This is the Bueler BU510TD 12 Volt 20/30 Amp Time Delay ON Relay. It is an SPDT (single pole dual throw) relay.
The new 3rd generation BU510TD Time Delay Relay now has many features installers were asking for. Easy access top of unit, waterproof, 340 degree adjustable potentiometer. The new low 1volt (1k Ohm) trigger voltage gives installers many new uses including stopping "amp pop" noises and even detecting an LED turning on!
Standard automotive style relay
Delay ON - Adjustable time from 2 sec. to 3 min. with internal potentiometer