12V 24V Car Battery Disconnect Switch | Anti-Drain Breaker

Take Full Control of Your Vehicle's Power with the 12V/24V Battery Disconnect Switch

Keep your vehicle's electrical system safe, secure, and ready to go. This heavy-duty battery disconnect switch gives you instant, tool-free control over your vehicle's power — perfect for maintenance, long-term storage, or added theft deterrence. Made in Mainland China.

Why You'll Love This Battery Disconnect Switch

• Universal 12V & 24V Compatibility: Works seamlessly with cars, trucks, RVs, SUVs, tractors, and other agricultural machinery — one switch for virtually any vehicle in your fleet.
• Upgraded Heavy-Duty Construction: Features a lengthened, thickened terminal post and a robust thickened clamp for superior conductivity and a rock-solid connection every time.
• Positive & Negative Terminal Ready: Fits both positive and negative battery terminals, giving you maximum flexibility during installation.
• Simple Red Knob Operation: One quick turn of the red knob instantly connects or isolates your battery — no tools required. Prevents unwanted battery drain and electrical issues during storage or downtime.
• High-Grade Brass Terminals: Brass construction ensures optimal electrical conductivity and long-lasting corrosion resistance, even in demanding conditions.
• Damage-Free Installation: Includes a complementary compensation ring for a snug, secure fit that protects your battery terminal during setup.

Specifications & Dimensions

• Compatible Voltage: 12V & 24V DC systems
• Overall Length: ~7.1 cm (2.79")
• Main Body Width: ~6.2 cm (2.44")
• Height: ~4.5 cm (1.77")
• Terminal Post Height: ~2.0 cm (0.79")
• Terminal Post Diameter (top/base): 1.6 cm / 1.8 cm
• Clamping Bolt Length: ~1.9 cm (0.75")
• Body Material: High-grade brass terminals, insulated plastic body
• Country of Origin: Made in Mainland China

What's in the Box?

• 1 × Battery Disconnect Switch
• 1 × Compensation Ring

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Learn More About Automotive Electrical Safety

For guidance on safe vehicle electrical practices, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety tips on automotive and electrical products.

Learn more: EnerSys

Frequently Asked Questions

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

A: Yes! This disconnect switch is engineered to support both 12V and 24V DC electrical systems, making it compatible with a wide variety of vehicles including cars, trucks, RVs, SUVs, and agricultural machinery such as tractors.

Q: Can I use this switch on both the positive and negative battery terminals?

A: Absolutely. This bidirectional battery disconnect switch is designed to work on both positive and negative terminals, giving you full flexibility during installation.

Q: How difficult is the installation process?

A: Installation is straightforward and tool-free in most cases. The switch includes a compensation ring to help ensure a snug, secure fit on your battery terminal, minimizing the risk of damage during setup. Simply clamp onto your terminal and tighten — that's it.

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

A: Yes. Turning the red knob to the "off" position completely isolates your battery from the vehicle's electrical circuit, preventing parasitic drain and protecting battery life during extended storage or periods of inactivity.