Neewer

Neewer 40085860 48V Phantom Power Supply + XLR Cable for Condenser Microphones

4.4 (6606 reviews)
48VPhantom PowerXLRCondenser

Budget-friendly 48V phantom power supply bundled with an XLR cable to get your condenser microphone up and running fast.

$33.65*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Neewer 40085860 is a straightforward, single-channel 48V phantom power supply built for one purpose: delivering the voltage that condenser microphones need to function. Many entry-level audio interfaces and budget mixers lack built-in phantom power, and this compact unit fills that gap by sitting inline between your microphone and your recording device. It features standard 3-pin XLR input and output connectors for universal compatibility, and the package includes both an AC power adapter and an 8-foot XLR male-to-female cable, so everything you need to connect a single condenser mic is in the box.

Operation is as simple as it gets — plug in the adapter, connect your mic to the input, run the output to your mixer or audio interface, and flip the power switch. An LED indicator confirms when phantom power is active. The lightweight plastic enclosure keeps the price down and makes the unit easy to tuck beside your other gear, though it does sacrifice some of the ruggedness you would find in metal-bodied alternatives. For podcasters, home studio recordists, and content creators working with a single condenser microphone, this Neewer phantom power supply provides a functional and affordable solution without unnecessary complexity.

Key Features

Delivers reliable 48V phantom power for condenser microphones and transfer sound signal to sound card in a compact, durable, plastic housing.

Universal XLR input and output, compatible with all kinds of microphone music recording equipment.Comes with one XLR audio cable with high quality XLR male and female connectors.

Features a single channel unit with balanced mic inputs and outputs to connect in-line with your mic and mixer.

On/off power switch and LED indicator for ease of operation. One Adapter is included. Simple to use and ideal for stage and studio use.

Note: Microphone, Pop Filter, Mic Stand and 1/4" Male to XLR Female Microphone Cable in the picture Not Included!

Specifications

Brand
Neewer
Model
40085860
Phantom Power
48V
Channels
1
Connectivity
XLR (3-Pin) Input and Output
Included Cable
XLR Male to Female, 8 feet
Power Supply
AC Adapter (included)
Indicator
LED ON/OFF
Material
Plastic
Color
Black
Weight
1.65 pounds

Pros & Cons

👍 Pros

  • Includes an 8-foot XLR cable and AC adapter so no additional purchases are needed to start using it
  • Simple on/off switch with LED indicator makes operation straightforward
  • Compact plastic housing is lightweight and easy to position on a desk or mount on a stand
  • Balanced XLR input and output help maintain clean signal transfer
  • Very affordable entry point for adding phantom power to setups that lack it

👎 Cons

  • Plastic housing feels less durable than metal-bodied alternatives
  • Single-channel design means you need a separate unit for each additional microphone
  • No voltage adjustment — locked at 48V with no option for 12V or 24V devices
  • Cable quality may introduce noise in demanding or long-run professional environments
  • No phantom power filtering or voltage regulation features found on higher-end units

Frequently Asked Questions

Dynamic microphones do not require phantom power, but most dynamic mics will not be harmed by receiving 48V. However, this unit is specifically designed for condenser microphones that need 48V to operate.
The included XLR male-to-female cable is 8 feet long, which provides enough reach for most desktop and small studio setups.
Yes, an AC adapter is included in the box. The phantom power supply must be plugged into a wall outlet to deliver the 48V signal to your microphone.
If your USB audio interface lacks built-in phantom power, you can place this unit inline between your condenser mic and the interface. However, if your interface already provides 48V phantom power, this unit is unnecessary.
This is a single-channel phantom power supply with one XLR input and one XLR output, so it supports one microphone at a time.