The QuickCar Racing Products Master Disconnect Switch is a panel-mount, rotary device with a 125 amp, 12 volt DC rating. It is designed to cut off the electrical power from the rest of your system and help preserve battery levels when your car is not in use.

What is a master disconnect switch?

The QuickCar Racing Products Master Disconnect Switch is a panel-mount, rotary device with a 125 amp, 12 volt DC rating. It is designed to cut off the electrical power from the rest of your system and help preserve battery levels when your car is not in use.

Are battery disconnect switches safe?

A battery disconnect switch also works as an efficient anti-theft device. It’s just good to have peace of mind when storing your vehicle for an extended period, and this device is quite reliable. Even if the thief gets hold of your keys, a battery disconnect switch can keep your vehicle safe.

What is a battery master switch?

Battery master switches shut down a vehicle’s electrical system by cutting off current from the battery. They are designed to help prevent tampering, theft, battery drain and electrical fires. Battery master switches are available with brass or plated steel cases and are actuated by lever or hencol key.

Should Battery Disconnect be on or off?

The disconnect should be turned off when you store your camper so your batteries discharge more slowly. Mind you, they’ll still discharge spontaneously over the course of several weeks, but with the switch off it’ll take longer. Using your disconnect switch in this way ensures longer life for your batteries.

Should Battery Disconnect be on positive or negative?

The negative cable connects to the body ground already—so there’s no additional danger if it rubs. It’s the same principle as why you should always disconnect the battery’s negative side first before performing electrical service.

What side does a battery disconnect switch go on?

negative side
Many stock-car rule books call for the switch to be on the negative side, while the NHRA demands it be on the positive side. So if you’re putting in the switch to pass tech, you’re going to want to do some reading of the rules before you start. Some prefer to put the switch on the negative side for a safety reason.

How does a battery cutoff switch work?

Heavy duty battery disconnect switches are used to prevent power leakage that can slowly deplete battery life. They are installed inline on the negative lead and feature a switch or button operation that allows the battery power supply to be easily turned off and on.

Do I need a battery disconnect switch?

Why Do You Need It? First and foremost, the RV battery disconnect switch is a helpful safety precaution that allows you to cut off power instantly. It can protect you against electric shock while performing maintenance and allow you to conduct troubleshooting without interfering with your work.