12V/24V 200A Wireless Remote Car Battery Disconnect Switch
12V/24V 200A Wireless Remote Car Battery Disconnect Switch
Take Control of Your Vehicle's Power — Wirelessly
The 12V/24V 200A Wireless Remote Battery Disconnect Isolator Switch lets you cut or restore your vehicle's battery power from up to 30 meters away — no keys, no tools, no hassle. Whether you're protecting your car from unauthorized use, preserving battery life during storage, or simply adding an extra layer of security, this compact relay switch delivers reliable performance in a tough ABS + copper housing.
Made in China.
Key Features
- Wireless Remote Control: Operate from up to 30 meters (≈98 ft) away using the included 433MHz transmitter — no need to pop the hood
- High-Current Capacity: Rated at 200A operating power, handling the demands of most 12V and 24V vehicle electrical systems
- 32-Bit Encrypted Security Code: Rolling-code technology makes the signal virtually impossible to clone or intercept
- 4-Function Remote: Transmitter keys for OFF, ON, LOCK, and STOP give you full control at a glance
- Compact & Durable Build: ABS + copper construction in a 45 × 45 × 45 mm cube — easy to mount in tight engine bays
- Wide Voltage Compatibility: Works with both 12V and 24V DC systems — cars, trucks, RVs, boats, and more
- Low Coil Power Draw: Only 2.4W during continuous operation; 4.8W during intermittent use — won't drain your battery while idle
- Sensitive Receiver: -105 dBm receiver sensitivity ensures a strong, consistent signal even through metal bodywork
Technical Specifications
| Working Voltage | 12V / 24V DC |
| Operating Current | 200A |
| Rated Frequency | 433 MHz |
| Remote Control Distance | Up to 30 meters (~98 ft) |
| Receiver Sensitivity | -105 dBm |
| Transmitter Frequency | ≤10 dBm |
| Security Code | 32-bit rolling code |
| Coil Power | 2.4W (continuous) / 4.8W (intermittent) |
| Contact Form | Normally open |
| Material | ABS + Copper |
| Dimensions | 45 × 45 × 45 mm (1.77 × 1.77 × 1.77 in) |
| Weight | 230g |
| Color | Black |
What's in the Box
- 1 × Remote Control Disconnect Set
- 1 × Car Relay
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Frequently Asked Questions
Q: Is this battery disconnect switch compatible with both 12V and 24V vehicles?
A: Yes! The wireless remote battery disconnect isolator switch is fully compatible with both 12V and 24V DC electrical systems, making it suitable for cars, trucks, SUVs, RVs, boats, and other vehicles.
Q: How far away can I operate the remote battery disconnect switch?
A: The 433MHz transmitter has a remote control range of up to 30 meters (approximately 98 feet), giving you plenty of distance to disconnect or reconnect your battery without opening the hood.
Q: Is the wireless signal secure? Can someone else use a similar remote to trigger it?
A: The isolator switch uses a 32-bit rolling security code, which changes with each transmission. This makes it extremely difficult for unauthorized devices to replicate the signal, ensuring only your remote can control the switch.
Q: What vehicles or applications can this battery isolator switch be used with?
A: This switch is designed for any vehicle or equipment using a 12V or 24V DC battery system — including passenger cars, trucks, motorcycles, RVs, marine vessels, and agricultural machinery. It's ideal for anti-theft protection, long-term storage, or simple power management.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.