12AWG Cigarette Lighter Splitter 1-to-4 Sockets with On/Off Switch

Upgrade your vehicle's power setup with the 12AWG Pure Black Wire Y-Type Cigarette Lighter Splitter — a heavy-duty, adjustable automotive power extension adapter designed for DIY wiring enthusiasts, road-trippers, and RV owners alike. Featuring a sleek all-black design, flexible 0–4 socket configuration, and a built-in on/off switch, this adapter delivers reliable, organized power to all your on-board devices.

Made in Mainland China.

Stylish Full Pure Black Wire Design — Premium Automotive Look

Unlike ordinary multi-color spliced cables, this splitter uses an integrated pure black wire body with a smooth, uniform outer sheath for a clean, high-end minimalist finish. The all-black profile blends seamlessly into any vehicle interior. The upgraded insulating sheath is wear-resistant, scratch-resistant, and anti-fouling — built to maintain its sharp appearance for the long haul.

1-to-0/1/2/3/4 Fully Adjustable Socket Configuration

This Y-type splitter features an innovative adjustable port design that lets you configure between 0 and 4 output sockets to match your exact needs. Trim unused ports to reduce cable clutter, or open all four for simultaneous multi-device power. No need to swap out harnesses for different situations — one adapter adapts to them all, optimizing your vehicle's circuit layout with ease.

Independent On/Off Switch — Convenient Power Control

The built-in manual on/off switch puts you in full control. Toggle all connected devices with a single press — no more repeated plugging and unplugging at the factory socket. Cut standby draw instantly, minimize idle power consumption, and protect your vehicle's original lighter port from wear, loosening, or poor contact over time. Safer, smarter everyday power management.

12AWG Heavy-Duty Pure Copper Core — Stable High-Current Output

Powered by a thickened 12AWG pure copper wire core, this splitter outperforms standard 14AWG and 16AWG automotive wires with lower resistance, superior conductivity, and greater load-bearing capacity. Even with multiple devices running simultaneously, it maintains steady current without significant heat buildup, voltage drop, or power loss — ensuring balanced, continuous energy delivery to all connected equipment.

Universal Compatibility — Cars, SUVs, RVs & More

Compatible with most 12V and 24V vehicles including cars, SUVs, trucks, and RVs. Ideal for powering dash cams, car fans, air pumps, vehicle lighting, mobile chargers, car refrigerators, and other on-board electronics. A must-have upgrade accessory for daily drivers, overlanders, and automotive DIY enthusiasts.

Product Specifications

• Wire Specification: 12AWG Heavy-Duty Pure Copper Wire
• Wire Appearance: Full Pure Black Integrated Wire Body
• Product Type: Y-Type Cigarette Lighter Power Splitter Adapter
• Adjustable Ports: 1 to 0/1/2/3/4 Optional Sockets
• Functional Design: Built-in Independent On/Off Control Switch
• Core Performance: Low Resistance, High Current Bearing, Heat Resistant, Anti-Aging
• Applicable Vehicles: Universal 12V/24V Car, SUV, RV

What's in the Box

1 × 12AWG Pure Black Wire Y-Type Cigarette Lighter Splitter with On/Off Switch & 1–4 Adjustable Sockets Automotive Power Extension Adapter Cable

Learn more: FuelEconomy.gov driving efficiency guidance

Frequently Asked Questions

Q: How does the adjustable socket feature on this cigarette lighter splitter work?

A: The Y-type splitter includes up to 4 output sockets that can be configured between 0 and 4 active ports. You can close off unused ports to keep wiring tidy or open all four to simultaneously power multiple devices like dash cams, car fans, and mobile chargers — all from a single cigarette lighter socket.

Q: Is this 12AWG cigarette lighter splitter compatible with both 12V and 24V vehicles?

A: Yes! This universal Y-type power adapter is designed to work with most 12V and 24V vehicles, including standard passenger cars, SUVs, pickup trucks, and RVs, making it versatile for a wide range of automotive applications.

Q: What is the benefit of the 12AWG copper wire over standard automotive cables?

A: The 12AWG pure copper wire core offers lower electrical resistance and higher current-carrying capacity compared to common 14AWG or 16AWG wires. This means more stable power delivery to all connected devices, reduced heat buildup during extended use, and improved efficiency — especially when running multiple high-draw electronics at the same time.

Q: Does the on/off switch fully cut power to all connected devices?

A: Yes. The built-in manual on/off switch disconnects power to all output sockets simultaneously with a single press. This helps you instantly cut standby draw, protect the original vehicle socket from repeated use, and conveniently manage all powered devices without touching individual plugs.

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.