12V–24V Car Battery Disconnect Switch – Double-Sided Rotation Isolator

Keep your vehicle's electrical system safe and your battery protected with this heavy-duty 12V–24V Car Battery Disconnect Switch. Designed for cars, trucks, SUVs, and other 12V or 24V vehicles, this bidirectional isolator switch lets you cut battery power quickly and securely — ideal for long-term parking, vehicle storage, or routine maintenance.

Key Features

Double-Sided Rotation Design: The bidirectional joint makes installation fast and straightforward, eliminating the hassle of fixed single-direction connectors and preventing wire harness stress or breakage.
Anti-Leakage Protection: Effectively isolates the battery circuit to prevent parasitic drain, protecting your battery during extended periods of non-use.
Universal Polarity: Works on both positive and negative terminals — no need to worry about which pole you're connecting to.
Wide Voltage Compatibility: Suitable for 12V and 24V systems, making it versatile across passenger cars, trucks, RVs, boats, and more.
Secure Installation: Simply loosen the screws before rotating, connect, then tighten firmly for a solid, vibration-resistant fit.
Durable Build: Constructed to withstand the demanding conditions of automotive environments.

How to Install

Loosen the terminal screws before rotating the connector into position.
Align the switch with your battery terminal (positive or negative — both work).
Tighten the screws firmly after installation for a secure connection.
Use the switch knob to connect or disconnect the battery circuit as needed.

Specifications

Compatible Voltage: 12V – 24V DC
Application: Cars, Trucks, SUVs, RVs, Boats
Terminal Compatibility: Positive & Negative (Universal)
Rotation: Double-sided bidirectional joint

Made in Mainland China.

Note: Due to differences in monitor settings and lighting, the actual color of the item may vary slightly from images. Please allow 1–2 cm measuring deviation due to manual measurement.

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For more information on automotive electrical safety and battery maintenance, visit the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: Is this car battery disconnect switch compatible with both 12V and 24V vehicles?

A: Yes! This isolator switch is designed to work with both 12V and 24V DC electrical systems, making it suitable for passenger cars, trucks, SUVs, RVs, and marine applications.

Q: Does it matter which terminal (positive or negative) I connect this switch to?

A: No — the switch features universal polarity, so it can be installed on either the positive or negative battery terminal without any issues.

Q: How does the double-sided rotation design help during installation?

A: The bidirectional joint allows the connector to rotate from either side, making it much easier to position and tighten without twisting or straining your existing wire harnesses — reducing the risk of damage during setup.

Q: Will this switch help prevent battery drain when my vehicle is parked for a long time?

A: Absolutely. By using this battery disconnect isolator switch, you can fully cut the battery circuit, preventing parasitic electrical draw and preserving your battery's charge during storage or extended parking periods.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.