Best RJ11 Power Supply Cords

Looking for the best RJ11 power supply cords for your radar detector? We’ve researched and tested top-rated options to help you find the perfect match for durability, compatibility, and ease of use.

Finding the right RJ11 power supply cord for your radar detector can make all the difference in your driving experience. With so many options available, it’s easy to feel overwhelmed. But don’t worry—we’ve done the research for you.

We’ve tested top-rated cables for durability, compatibility, and ease of use. These cords work with popular brands like Escort, Uniden, and Beltronics. They’re designed to keep your device powered safely and efficiently.

Whether you need a USB-C, car charger, or coiled cord, we’ve got you covered. Our guide will help you find the perfect match for your radar detector. Let’s get started!

List of Top 10 RJ11 Power Supply Cords

Image Title Best For Price
EWAY 12V Radar Detector Power Cable RJ11, Replacement Radar Detectors Car Charger Adapter RJ11 Plug Power Supply Cord for Escort Beltronics Uniden & More Radar Detector w/RJ-11 Telephone Connector EWAY 12V Radar Detector Power Cable RJ11, Replacement Radar Detectors Car Charger Adapter RJ11 Plug Power Supply Cord for Escort Beltronics Uniden & More Radar Detector w/RJ-11 Telephone Connector

This RJ11 radar detector power cable is perfect for drivers who need a reliable replacement for their Escort, Beltronics, or Uniden radar detectors. It’s easy to use and fits most car cigarette lighters, making it ideal for anyone who wants a hassle-free solution.

View on Amazon (paid link)
FouceClaus Radar Detector Power Charger Cord for Escort Valentine One V1 Beltronics Uniden R3/R4/R7/R8, Passport and More, Power Adapter for RJ11 Radar Detectors with Dual USB Ports FouceClaus Radar Detector Power Charger Cord for Escort Valentine One V1 Beltronics Uniden R3/R4/R7/R8, Passport and More, Power Adapter for RJ11 Radar Detectors with Dual USB Ports

This car charger is perfect for drivers who use radar detectors like Valentine One, Escort Passport, Beltronics, or Uniden R3/R4/R7/R8. It lets you charge your phone and power your radar detector at the same time.

View on Amazon (paid link)
Pinkind Radar Detector Cable, USB 5V to 12V RJ-11 Power Cord Compatible with Uniden R1 R3 R7, Beltronics, Beltronics, Escort Passport 9500ix, MAX360 Radar Detectors etc. 3.3Feet Pinkind Radar Detector Cable, USB 5V to 12V RJ-11 Power Cord Compatible with Uniden R1 R3 R7, Beltronics, Beltronics, Escort Passport 9500ix, MAX360 Radar Detectors etc. 3.3Feet

This Pinkind Radar Detector Cable is perfect for drivers who want a reliable and affordable way to power their radar detectors. It’s easy to use and works with many popular models, making it a great choice for anyone needing a replacement or backup cable.

View on Amazon (paid link)
FitDVR RJ11 Cable Power Adapter FitDVR RJ11 Cable Power Adapter

This FitDVR RJ11 Cable Power Adapter is perfect for drivers who use radar detectors like Uniden, Escort, or Cobra. It’s easy to replace and works with many popular models.

View on Amazon (paid link)
ARREPONT USB-C to RJ11 Radar Detector Power Cord Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.(3.3 Ft ) ARREPONT USB-C to RJ11 Radar Detector Power Cord Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.(3.3 Ft )

This USB-C to RJ11 Radar Detector Power Cord is perfect for drivers who use radar detectors like Escort MAX360, Uniden R1, or Cobra. It’s ideal for modern cars with Type-C charging ports and works reliably with fast charging.

View on Amazon (paid link)
Faibero USB-C to RJ11 Radar Detector Power Cord 3.3 Ft Fits Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc. Faibero USB-C to RJ11 Radar Detector Power Cord 3.3 Ft Fits Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.

This USB-C to RJ11 Radar Detector Power Cord is perfect for drivers who use radar detectors like Escort MAX360, Uniden R1, or Cobra. It’s ideal for modern cars with USB-C ports and works with fast charging for reliable power.

View on Amazon (paid link)
Hodeoo Upgraded USB-C to RJ11 Power Cord, 3.3Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc. Hodeoo Upgraded USB-C to RJ11 Power Cord, 3.3Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

This USB-C to RJ11 power cord is perfect for drivers who want fast, reliable charging for their radar detectors. It works with popular models like Escort MAX 360 and Uniden R7, making it a great choice for anyone on the road.

View on Amazon (paid link)
EWAY Radar Detector Cable, USB to RJ11 Plug Radar Detectors Power Cord Cable Adapter Replacement Power Supply for Escort Beltronics Uniden & More 12V Radar Detectors w/RJ-11 Telephone Connector, 5ft EWAY Radar Detector Cable, USB to RJ11 Plug Radar Detectors Power Cord Cable Adapter Replacement Power Supply for Escort Beltronics Uniden & More 12V Radar Detectors w/RJ-11 Telephone Connector, 5ft

This EWAY Radar Detector Cable is perfect for drivers who use radar detectors with an RJ-11 telephone connector. It’s easy to use and works with popular brands like Escort, Beltronics, and Uniden.

View on Amazon (paid link)
TIENFOKOTA Radar Detector Power Cord, 12V Car Cigarette Lighter to RJ11 Power Adapter Cable with USB Charging Port & 5A Fuse, 1.5M/4.9FT Cord for Car Radar Detectors with RJ11 Jacks TIENFOKOTA Radar Detector Power Cord, 12V Car Cigarette Lighter to RJ11 Power Adapter Cable with USB Charging Port & 5A Fuse, 1.5M/4.9FT Cord for Car Radar Detectors with RJ11 Jacks

This TIENFOKOTA Radar Detector Power Cord is perfect for drivers who want a tidy, reliable, and safe way to power their radar detector. It’s easy to use and keeps your car organized while charging devices on the go.

View on Amazon (paid link)
Hodeoo Upgraded USB-C to RJ11 Power Cord, 4.92Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc. Hodeoo Upgraded USB-C to RJ11 Power Cord, 4.92Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

This USB-C to RJ11 power cord is perfect for drivers who want reliable, fast charging for their radar detectors. It’s ideal for those with newer cars that use Type-C ports and works great with popular radar detector brands like Escort, Uniden, and Cobra.

View on Amazon (paid link)

Detailed Reviews

Discover the top 10 RJ11 Power Supply Cords in our expert-curated guide. Each product is thoroughly reviewed for performance, features, and value, ensuring you find the perfect fit for your needs. Whether you prioritize reliability, affordability, or ease of use, this guide has you covered.

1. EWAY 12V Radar Detector Power Cable RJ11, Replacement Radar Detectors Car Charger Adapter RJ11 Plug Power Supply Cord for Escort Beltronics Uniden & More Radar Detector w/RJ-11 Telephone Connector

EWAY 12V Radar Detector Power Cable RJ11, Replacement Radar Detectors Car Charger Adapter RJ11 Plug Power Supply Cord for Escort Beltronics Uniden & More Radar Detector w/RJ-11 Telephone Connector

The EWAY 12V Radar Detector Power Cable is a replacement car charger for radar detectors. It works with Escort, Beltronics, Uniden, and more models. The RJ11 plug fits devices with a telephone-style connector.

This cable is 6.5 feet long and easy to install. It has a pure copper core for stable power and heat protection.

Pros Cons
  • Plug-and-play design for easy installation in your car.
  • Stable power transmission protects your radar detector from damage.
  • High-quality copper ensures reliable performance and durability.
  • Wide compatibility with top radar detector brands like Escort and Uniden.
  • Not for all radar detectors, check compatibility first.
  • No USB option, limited to RJ11 connectors only.
  • Cord length may be too short for some setups.

Perfect For:

This RJ11 radar detector power cable is perfect for drivers who need a reliable replacement for their Escort, Beltronics, or Uniden radar detectors. It’s easy to use and fits most car cigarette lighters, making it ideal for anyone who wants a hassle-free solution.

Ready to Purchase?

2. FouceClaus Radar Detector Power Charger Cord for Escort Valentine One V1 Beltronics Uniden R3/R4/R7/R8, Passport and More, Power Adapter for RJ11 Radar Detectors with Dual USB Ports

FouceClaus Radar Detector Power Charger Cord for Escort Valentine One V1 Beltronics Uniden R3/R4/R7/R8, Passport and More, Power Adapter for RJ11 Radar Detectors with Dual USB Ports

The FouceClaus Radar Detector Power Charger Cord is a reliable replacement for your radar detector’s power needs. It works with Escort, Valentine One, Beltronics, Uniden, and more.

It has dual USB ports for fast charging of your devices. The 6-foot coiled cord fits easily in your car.

Pros Cons
  • Dual USB ports let you charge devices while using the radar detector.
  • 6-foot coiled cord offers flexible, tangle-free use in your car.
  • Wide compatibility works with many radar detector brands.
  • Fast USB charging at 3.1A keeps your devices powered up.
  • No mute button or smart features, limiting control options.
  • Coiled cord may tangle or restrict movement in tight spaces.
  • Not universal, only works with RJ-11 radar detectors.

Perfect For:

This car charger is perfect for drivers who use radar detectors like Valentine One, Escort Passport, Beltronics, or Uniden R3/R4/R7/R8. It lets you charge your phone and power your radar detector at the same time.

Ready to Purchase?

3. Pinkind Radar Detector Cable, USB 5V to 12V RJ-11 Power Cord Compatible with Uniden R1 R3 R7, Beltronics, Beltronics, Escort Passport 9500ix, MAX360 Radar Detectors etc. 3.3Feet

Pinkind Radar Detector Cable, USB 5V to 12V RJ-11 Power Cord Compatible with Uniden R1 R3 R7, Beltronics, Beltronics, Escort Passport 9500ix, MAX360 Radar Detectors etc. 3.3Feet

The Pinkind Radar Detector Cable is a USB 5V to 12V RJ-11 power cord designed for radar detectors. It’s 3.3 feet long, making it compact and easy to use.

Made with high-quality pure copper wire, it reduces current loss for efficient charging. Its flexible PVC layer ensures durability and prevents damage.

Easy to install, widely compatible, and affordable. Perfect for car USB plugs and popular radar models.

Pros Cons
  • USB to 12V power for easy radar detector charging.
  • Durable, flexible design resists damage and tangles.
  • Plug-and-play simplicity for quick, hassle-free installation.
  • Wide compatibility with top radar detector brands.
  • Short length limits placement options in larger vehicles.
  • No fast charging support, standard USB power only.
  • RJ11 compatibility may not fit all radar detector models.

Perfect For:

This Pinkind Radar Detector Cable is perfect for drivers who want a reliable and affordable way to power their radar detectors. It’s easy to use and works with many popular models, making it a great choice for anyone needing a replacement or backup cable.

Ready to Purchase?

4. FitDVR RJ11 Cable Power Adapter

FitDVR RJ11 Cable Power Adapter

The FitDVR RJ11 Cable Power Adapter is a specialized charging cable designed for radar detectors. It replaces the RJ11 connector on devices like Uniden, Escort, and Cobra models, ensuring a reliable 12V power supply.

This cable is 19.0cm (7.48 inches) long, easy to use, and widely compatible with popular radar detector brands. It’s a simple, effective solution for keeping your device powered.

Pros Cons
  • Replace old cables with this RJ11 connector for FitDVR.
  • Works with top radar models like Uniden, Escort, and Cobra.
  • Compact 7.48-inch length fits neatly in any setup.
  • DC 12V input to DV 12V output ensures reliable power.
  • Short cable limits placement options for your radar detector.
  • Not universal—only works with specific radar models.
  • No extra features, just a basic replacement cable.

Perfect For:

This FitDVR RJ11 Cable Power Adapter is perfect for drivers who use radar detectors like Uniden, Escort, or Cobra. It’s easy to replace and works with many popular models.

Ready to Purchase?

5. ARREPONT USB-C to RJ11 Radar Detector Power Cord Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.(3.3 Ft )

ARREPONT USB-C to RJ11 Radar Detector Power Cord Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.(3.3 Ft )

The ARREPONT USB-C to RJ11 Radar Detector Power Cord is designed for stability. It uses new chip encryption technology to ensure reliable performance. This cable powers your radar detector efficiently and safely.

It works with PD3.0 and regular USB-C ports, making it versatile for modern cars. The premium rubber and pure copper wires reduce current loss and prevent tangles. It’s built to last.

Widely compatible with Escort, Uniden, Cobra, and more. Easy to use and fits most radar detectors. Perfect for daily driving.

Pros Cons
  • Stable performance with advanced chip encryption for reliable power.
  • USB-C compatibility works with PD3.0 and regular ports.
  • Premium quality materials ensure durability and efficient charging.
  • Widely compatible with popular radar detector brands.
  • Limited to devices with RJ11 jacks, not universal.
  • Short 3.3 Ft length may restrict placement options.
  • No extra features like data transfer or LED indicators.

Perfect For:

This USB-C to RJ11 Radar Detector Power Cord is perfect for drivers who use radar detectors like Escort MAX360, Uniden R1, or Cobra. It’s ideal for modern cars with Type-C charging ports and works reliably with fast charging.

Ready to Purchase?

6. Faibero USB-C to RJ11 Radar Detector Power Cord 3.3 Ft Fits Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.

Faibero USB-C to RJ11 Radar Detector Power Cord 3.3 Ft Fits Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R4 R7 R8,Beltronics, Cobra, Passport 9500i, Radenso XP etc.

Power up your radar detector with the Faibero USB-C to RJ11 Power Cord. It’s 3.3 feet long and fits many popular models. Works with Escort, Uniden, Beltronics, and more.

This updated cable supports fast charging and stable performance. Made with premium materials, it’s durable and tangle-free. Perfect for modern cars with USB-C ports.

Pros Cons
  • USB-C works with PD3.0 and regular ports for fast charging.
  • Stable power for radar detectors with new chip tech.
  • Premium rubber and copper wires for durable use.
  • Widely compatible with RJ11 radar detectors.
  • Limited length (3.3 ft) may restrict placement options in your vehicle.
  • No fast-charging support for older radar detector models.
  • RJ11 compatibility only; not suitable for other connector types.

Perfect For:

This USB-C to RJ11 Radar Detector Power Cord is perfect for drivers who use radar detectors like Escort MAX360, Uniden R1, or Cobra. It’s ideal for modern cars with USB-C ports and works with fast charging for reliable power.

Ready to Purchase?

7. Hodeoo Upgraded USB-C to RJ11 Power Cord, 3.3Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

Hodeoo Upgraded USB-C to RJ11 Power Cord, 3.3Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

The Hodeoo USB-C to RJ11 Power Cord is a 3.3-foot cable designed for modern car charging needs. It works with advanced vehicle systems and RJ11 devices.

This cable supports fast charging with PD3.0 and USB-C ports. It uses chip encryption for stable, secure connections. The pure copper wires ensure efficient power delivery.

It’s compatible with many devices, including Escort, Uniden, and Cobra models. The flexible PVC jacket resists damage and tangles, making it easy to use.

Pros Cons
  • Future-proof your car with USB-C to RJ11 connectivity.
  • Fast charging for radar detectors with PD3.0 support.
  • Secure and stable with chip encryption technology.
  • Durable and tangle-free for easy installation.
  • Wide compatibility with popular radar detector models.
  • Limited to RJ11 devices, not for all car models.
  • No extra length options, only 3.3Ft available.
  • Higher price compared to basic USB-C cables.

Perfect For:

This USB-C to RJ11 power cord is perfect for drivers who want fast, reliable charging for their radar detectors. It works with popular models like Escort MAX 360 and Uniden R7, making it a great choice for anyone on the road.

Ready to Purchase?

8. EWAY Radar Detector Cable, USB to RJ11 Plug Radar Detectors Power Cord Cable Adapter Replacement Power Supply for Escort Beltronics Uniden & More 12V Radar Detectors w/RJ-11 Telephone Connector, 5ft

EWAY Radar Detector Cable, USB to RJ11 Plug Radar Detectors Power Cord Cable Adapter Replacement Power Supply for Escort Beltronics Uniden & More 12V Radar Detectors w/RJ-11 Telephone Connector, 5ft

The EWAY Radar Detector Cable is a USB to RJ11 plug adapter. It’s perfect for 12V radar detectors with a telephone-style connector.

This cable works with Uniden, Escort, Beltronics, and more. It boosts 5V USB power to 12V for your radar detector.

Easy to use, no hardwiring needed. 5-foot length for flexible setup. Pure copper core ensures stable, safe power.

Pros Cons
  • Plug-and-play simplicity for easy radar detector setup.
  • Stable power transmission protects your devices from damage.
  • Compatible with top radar detector brands like Escort and Uniden.
  • High-quality copper core ensures reliable and efficient charging.
  • Not for all radar detectors, check compatibility first.
  • Requires 2A minimum input, lower power sources won’t work.
  • No extra length options, 5ft only.

Perfect For:

This EWAY Radar Detector Cable is perfect for drivers who use radar detectors with an RJ-11 telephone connector. It’s easy to use and works with popular brands like Escort, Beltronics, and Uniden.

Ready to Purchase?

9. TIENFOKOTA Radar Detector Power Cord, 12V Car Cigarette Lighter to RJ11 Power Adapter Cable with USB Charging Port & 5A Fuse, 1.5M/4.9FT Cord for Car Radar Detectors with RJ11 Jacks

TIENFOKOTA Radar Detector Power Cord, 12V Car Cigarette Lighter to RJ11 Power Adapter Cable with USB Charging Port & 5A Fuse, 1.5M/4.9FT Cord for Car Radar Detectors with RJ11 Jacks

The TIENFOKOTA Radar Detector Power Cord is a compact and tidy solution for your car’s radar detector. It features a 1.5M/4.9FT cord with a 5A fuse for safe and reliable operation.

This plug-and-play cable is easy to install, works with most 12V radar detectors, and includes a USB charging port for extra convenience.

Pros Cons
  • Compact design keeps your car tidy and clutter-free.
  • Dual-power lets you charge devices while using the radar detector.
  • 5A fuse ensures safe, surge-protected operation for your gear.
  • Plug-and-play setup means no wiring hassle, just instant power.
  • High-quality copper core delivers stable, reliable performance.
  • No extra length options, limiting placement flexibility.
  • USB port only supports charging, not data transfer.
  • RJ11 compatibility may exclude older radar models.

Perfect For:

This TIENFOKOTA Radar Detector Power Cord is perfect for drivers who want a tidy, reliable, and safe way to power their radar detector. It’s easy to use and keeps your car organized while charging devices on the go.

Ready to Purchase?

10. Hodeoo Upgraded USB-C to RJ11 Power Cord, 4.92Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

Hodeoo Upgraded USB-C to RJ11 Power Cord, 4.92Ft Length, Compatible with Escort MAX360 MAX 360c, IX, IXc, 9500 IX,Uniden R1 R3 R7, Beltronics, Cobra, Radenso XP etc.

The Hodeoo USB-C to RJ11 Power Cord is future-proof. It works with Type-C charging ports, now common in newer cars. Enjoy fast charging with PD3.0+ support for a smooth drive.

This cable is specially designed for radar detectors. It supports PD3.0 and USB-C ports, ensuring optimal power for your device. Its chip encryption tech adds stability and security.

High-quality copper wires mean efficient charging. The flexible PVC jacket resists damage and tangles. It’s compatible with many RJ11 devices, making it a reliable choice.

Pros Cons
  • Future-proof your ride with USB-C to RJ11 connectivity.
  • Fast charging for radar detectors with PD3.0 support.
  • Secure and stable power with chip encryption tech.
  • Tangle-free, durable design for easy installation.
  • Wide compatibility with popular radar detector brands.
  • Limited to RJ11 devices, not for all car models.
  • No extra length options, only 4.92Ft available.
  • Higher price compared to basic USB-C cables.

Perfect For:

This USB-C to RJ11 power cord is perfect for drivers who want reliable, fast charging for their radar detectors. It’s ideal for those with newer cars that use Type-C ports and works great with popular radar detector brands like Escort, Uniden, and Cobra.

Ready to Purchase?

Buying Guide

Finding the right RJ11 power supply cord is easy with our guide. We’ll help you pick the best one for your radar detector.

Factors to Consider When Buying:

  • Compatibility: Make sure the cord works with your radar detector brand. Check for Escort, Uniden, Beltronics, and others.
  • Length: Choose a length that fits your car setup. Options range from 3.3 feet to 6.5 feet.
  • Type of Connector: Look for USB-C, car charger, or coiled cords based on your needs.
  • Material Quality: Cords with pure copper cores and flexible PVC layers last longer and charge efficiently.
  • Ease of Use: Pick a cord that’s easy to install and tangle-free for hassle-free driving.
  • Additional Features: Some cords offer dual USB ports or fast charging for extra convenience.
  • Durability: Check for heat protection and damage resistance to ensure long-term use.

With these tips, you’ll find the perfect RJ11 power supply cord for your radar detector. Happy driving!