CMRDQD 250A 12V Remote Battery Disconnect Switch with LED Display – Anti-Theft Kill Switch
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Description
xSmart protection for your vehicle battery
The CMRDQD 250A 12V Remote Battery Disconnect Switch combines a modern magnetic relay with a bright LED voltage display to help you monitor and control power flow. Designed to minimize power drain during long-term parking, it can act as an anti-theft accessory while offering an extra layer of battery care. The result is a practical, hands-on solution that keeps your battery healthier in the day-to-day grind and during idling periods.
Key benefits come to life through a thoughtful blend of hardware and intelligent features. An everyday tool for drivers who want clear visibility and reliable control, this switch saves energy when a vehicle sits idle and reduces the risk of accidental power loss while you’re on the road.
Core features at a glance
- Smart magnetic relay technology quietly disconnects the circuit, helping minimize hidden power draw during long-term parking.
- LED intelligent voltage display continuously reports battery voltage so you can see status at a glance.
- Negative connection design and 3.3" x 2.4" x 1.4" footprint provide flexible, space-conscious installation options.
- Horizontal (flat) or vertical installation options with included copper bars and installation tools for easier setup.
- Includes two copper connection bars and installation tools, plus clear imagery-based instructions for DIY mounting.
- Automatic safety logic: if voltage falls below a threshold, power can be cut after a short delay to conserve energy.
How it helps in real life
Whether you park your car for days, store a trailer, or manage a fleet of vehicles, this switch gives you a tangible sense of control. The LED readout helps you keep an eye on battery health, while the disconnect feature acts as a practical safeguard against battery drain and unauthorized access. The device’s compact size and flexible mounting mean you can fit it in many 12V systems—from cars and trucks to boats and RVs—without sacrificing hood clearance or interior space.
What to know before installing
- Dimensions: 3.3" x 2.4" x 1.4". Check your battery compartment to ensure a proper fit and hood clearance.
- Negative pole compatibility: 9–13 mm and 15–17 mm configurations cover a wide range of setups.
- Wide vehicle compatibility for 12V systems, including cars, boats, RVs, trailers, trucks, ATVs, UTVs, and motorcycles with displacement under 4.0.
- Installation precautions: powered off during installation; follow the provided images and instructions for a safe, solo-friendly setup.
For help or tailored guidance, CMRDQD provides responsive support within 24 hours so you can find a solution that fits your needs. Explore a practical way to keep battery life optimized and your vehicle ready to go when you are.
FAQ
Q: Which vehicles can use the CMRDQD 250A remote battery disconnect switch?
A: Designed for 12V systems; fits most cars, trucks, boats, RVs, trailers, ATVs, and UTVs—verify space before mounting.
Q: What does the LED display show, and are there safety features during use?
A: The LED shows real-time voltage; below 11.8V for 120 seconds, power may cut; above 13.2V, remote is disabled to prevent unintended shutdowns during driving.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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