Using 12v relay to switch ground

Using 12v relay to switch ground | eLightbars

I'm attempting to switch two red/white Whelen dome lights that are ground side triggered (3SRCCDCR). I wired two standard NO Tyco 5 pin relays (one per color) ...

12v - Can we switch ground in relay - Electronics Stack Exchange

I am having a 3 pin relay used in bike horns. My need is to turn on and off ground using the positive as trigger. That means the positive terminal of the ...

Change 12 volt Power to Ground with a Relay - FlyRyde.com

I started using this technique to swap power to ground, and lighting up LEDs using the existing circuit originally intended for that very ...

12v relay to open/close a ground - Pirate 4x4

I have a single pole double throw relay. I attached 87a to the vehicle's wire, and 30 to ground. 85 went to my 12v lead (lowbeam switch), and 86 ...

Can I hook a switched GROUND up to a relay? - Adventure Rider

Yes you can, remember, it is only ground one way, and battery the other way. When the switch is open the circuit is open, and when it is closed as far as the ...

How to activate a relay with ground switched circuit. - irate4x4

yes, I have used ground to trigger relays many times. Just wire it up with hot on the feed and trigger and then use the ground to activate it.

Converting switched 12V signal to ground switched input

The switched 12v is not PWM, and does not carry high amperage. I thought of using a relay, using the 12v signal to close a grounded switch but ...

Switching a automotive 12 volt relay from the ground terminal

... use them." https://www.youtube.com/watch?v=dRshSCyzXwU - ... Switching a automotive 12 volt relay from the ground terminal. 4K ...

How to wire 12v automotive relay with positive trigger - YouTube

In this video we we break how how to wire a positive trigger automotive relay for 12V automotive applications. Many are scared to do wiring ...

? Using a relay to complete a ground | Turbo Buick Forums

You can activate a relay by applying ground to one side of the coil and +voltage to the other. You can switch whatever side you want to activate the relay.

How To Wire a Relay to Throw GROUND (-) | Ride Controller | FlyRyde

How To Wire a Relay to throw ground and fire up a GTR via Bluetooth Ride Controller on Apple Watch!!! ························· Check out ...

Adding relays to ground switched vehicle - Expedition Portal

In your situation, you want to run a constant hot wire from the battery (fused within 18" of the battery or fuse block) directly to the relay ...

Trigger A Relay With Ground - the12volt.com

But when the coil closes the switch in the relay, it sends 12v down into the parking brake circuit and makes it hot, which I do not want. Is ...

Can I use a relay to complete the GROUND? - Adventure Rider

Each of the relay coils could be operated by grounding through the switch or applying +12v through the switch. It could be done with two relays ...

Automotive Relay Guide - 12 Volt Planet

You can use a single input from one part of an electrical system (e.g. central locking output, manual switch etc.) to activate one or more relays that then ...

Convert 12v Positive to Ground Signal - All About Circuits Forum

The other option is to use a relay. Wire the 12 volt signal to the coil, and the input to the contact. The other contact gets wired to ground.

Can a 4 prong relay be used to trigger a ground?

I'm trying to use a relay to trigger a ground connection. In my hand drawing, the wires coming into 87 and 30 complete a ground (or a circuit) that triggers a ...

Power vs. Ground side connection of switch for electrical circuit

Either way works but if the switch/fuse/relay is placed in the 12V feed to the accessory ("switched hot") the accessory is not "hot" on one side ...

Activate starter relay that wants positive 12v with a ground switch?

The sportster's starter relay wants a positive 12v momentary signal, so I should have wired that switch differently.

Use Relay to Disconnect Ground - the12volt.com

A hi/lo beam (and any) latching relay may well use GND to change state though I know +12V switched versions exist. If they use electronic ...