Xislet 16.5" Radar Detector Hardwire Power Cord Mirror Wire Plug (Set of 3)

Quick take

This Xislet hardwire power cord set lets you permanently power compatible radar detectors through a powered rearview mirror harness, using an RJ11-style power connection. It’s best for drivers who want a clean, no-cigarette-lighter look, and it includes three pin-size options plus an inline fuse for safer power handling. The main catch is strict compatibility, it only works with radar detectors that use an RJ11 power jack.

Pros and cons

Pros

  • Made for hardwiring via a powered rearview mirror harness with an RJ11 connector.
  • 16.5-inch cable length helps reach for a tidy route.
  • Set includes three pin-size options, useful for matching different mirror plug configurations.
  • Includes an inline fuse (rated 2 amps) for extra protection.
  • Build quality and plug-in installation experience are frequently praised in buyer feedback.

Cons

  • Does not fit all radar detectors, it is not compatible with power interfaces that use mini USB or 3.5 mm DC plugs.
  • Pin selection matters, you need to pick the correct size from the included set for your vehicle.

What buyers think

Buyer-review evidence for this power cord set is broadly positive around installation ease and day-to-day reliability. Multiple reviews highlight a clean, hidden setup versus a dangling cigarette-lighter style power source, with buyers also mentioning that the cable length worked well for their routing. Feedback also points to sturdy connectors and a plug-and-play experience, and the inclusion of extra pin options is valued for flexibility and future installs. Overall, buyer-review detail supports that it performs as expected when the RJ11 compatibility and correct mirror-pin match are there, with limited reporting of issues.

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How this hardwire cord set works

This is a mirror-wire tap style power solution. Instead of using a standalone plug, it draws power from the powered rearview mirror wiring and delivers power to your radar detector through an RJ11 power connection.

  • Connector type: RJ11 (male-to-male cable style)
  • Cable length: 16.5 inches
  • Included: set of 3 cords with different pin sizes, so you can choose the one that matches your mirror plug
  • Inline protection: built-in 2 amp inline fuse

Compatibility: who it’s for (and who should avoid it)

This kit is intended for radar detectors with an RJ11 power jack, it is not designed for detectors that use other power interface styles.

Compatible radar detectors

The cord is positioned as compatible with a range of models that accept RJ11 power connections, including Escort, Valentine One, Uniden R1, R3, R4, R5, R7, R8, and Cobra (and more within the RJ11 power-jack category).

Not compatible radar detectors (common mismatches)

If your radar detector uses a different power interface, this cable set may not work. The kit specifically calls out that it does not fit certain models and is not compatible with power interfaces that use mini USB or 3.5 mm DC plugs. Before buying, confirm your radar detector has an RJ11 power jack and double-check the required mirror-pin type.

Pros and cons in real-world terms

Why buyers choose it

  • Cleaner installs: Using a mirror harness power source helps keep your radar setup looking factory and avoids visible cords.
  • More chances to get it right: The included three pin options reduce the need to buy another kit if you select the wrong pin size at first.
  • Protection is built in: The inline fuse adds a layer of protection for the power feed.
  • Installation stays straightforward: Reviews repeatedly mention that the plug-in approach and included guidance make it easy to route without trimming.

What to watch before you buy

  • Compatibility is the deal-breaker: If your detector is not RJ11, you will need a different power cord solution.
  • Vehicle-specific mirror plug matching: You must choose the correct pin configuration from the set to match your rearview mirror tap point.
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Price and availability

Check the current price and stock status on the retailer page before ordering, because availability and pricing can change. This item is listed as in stock in the US market, and it’s commonly used as a low-cost add-on for making a hardwire radar setup look and behave more permanently.

Verdict: is it worth it?

The Xislet 16.5" radar detector hardwire power cord set is a strong pick for drivers who already own a compatible RJ11 radar detector and want a tidy, permanent power setup through a powered rearview mirror. If you verify two things first, your radar detector’s RJ11 power jack fit and the correct pin size for your mirror harness, this kit looks like good value for a cleaner installation with inline fuse protection.

FAQ

Will this work with any radar detector?

No. It is designed for radar detectors that use an RJ11 power jack. It is not compatible with power interfaces that use mini USB or 3.5 mm DC plugs, and some specific models are excluded.

What’s included in the set of 3?

The set includes three hardwire power cord options with different pin sizes, so you can select the one that matches your vehicle’s rearview mirror plug.

How long is the cable?

The cable length is 16.5 inches.

Is there a fuse?

Yes. The cord set includes a built-in inline fuse rated at 2 amps.

Does it require cutting wires to fit?

The kit is described as a plug-and-play style solution, and it includes a diagram to help with installation without needing to trim the cable to length.

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Specifications

Product TitleXislet 16.5" Radar Detector Hardwire Power Cord Mirror Wire Plug Tap Compatible with Escort Valentine One Uniden Beltronics with Inline Fuse Mount RJ11 - Set of 3
CategoryElectronics > Car & Vehicle Electronics > Vehicle Electronics Accessories > Radar Detectors
BrandXislet
ManufacturerXislet Auto Parts
Model NameDEDK-JS-1219-261
ColorBlack
Connector TypeRJ11
Cable TypeRJ11
Compatible DevicesAll RJ11 Radar Detectors
Other Special Features of the ProductBraided
Compatible Phone ModelsAll RJ11 Radar Detectors
Connector GenderMale-to-Male
Number of Pins3
Maximum Current2 Amps
Maximum Voltage12 Volts
Recommended Uses For ProductPowering radar detectors in vehicles with powered rearview mirrors
Indoor Outdoor UsageIndoor, Outdoor
Unit Count3.0 Count
Number of Items3
Brand NameXislet
ModelDEDK-JS-1219-261
Item Length16.5 Inches
UPC713440557248
Warranty Description1 Year Manufacturer
Part NumberDEDK-JS-1219-261
Item ShapeRound
Special FeatureBraided

Available variants

Size

  • RJ11-24"
  • RJ11-16.5"

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