How much Volt. needed to power relay?

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Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=29771
Printed Date: May 02, 2024 at 3:17 AM

Topic: How much Volt. needed to power relay?

Posted By: Dragorus
Subject: How much Volt. needed to power relay?
Date Posted: April 05, 2004 at 11:31 PM

Was wondering how much Voltage in amps or milliamps is needed to switch a standard bosch type 30 amp relay??

Replies:

Posted By: JWorm
Date Posted: April 05, 2004 at 11:37 PM

I think you confused Current and Voltage. The Current that passes thru the coil of a relay (86 and 85) is about 150 milliamps.
The ideal voltage is 12 volts, but they will usually trigger down to about 9 volts.

Posted By: Dragorus
Date Posted: April 05, 2004 at 11:41 PM

Yes I mean how much current to trigger a relay?

Posted By: Velocity Motors
Date Posted: April 06, 2004 at 1:18 AM

Most relays will trip with as little as 200ma

-------------
Jeff
Velocity Custom Home Theater
Mobile Audio/Video Specialist
Morden, Manitoba CANADA

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