Mackie

Mackie M48 Phantom Power Supply XLR

Ensure Consistent Power for Optimal Audio Performance The Mackie M48 Phantom Power Supply provides reliable 48V phantom power to your microphones and other devices that require external power. Powered by either a 9V battery or the included AC adapter, the M48 ensures a clean and consistent power...

$69.99*
In Stock on Amazon.com
View on Amazon

*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.

Affiliate Disclosure: As an Amazon Associate, Studio Supplies earns from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Ensure Consistent Power for Optimal Audio Performance

The Mackie M48 Phantom Power Supply provides reliable 48V phantom power to your microphones and other devices that require external power. Powered by either a 9V battery or the included AC adapter, the M48 ensures a clean and consistent power supply for the best sound quality and low-noise performance in any setup. Features XLR input and output. Specifications:
  • Power Supply: +48V Phantom Power
  • Input: XLR
  • Output: XLR
  • Power Source: Battery/Wall-powered
  • Item Weight: 1 pounds (16 ounces)
  • Product Dimensions: 10.65 x 7.85 x 3.2 inches
  • Material: Alloy Steel
  • Color: Black
  • Connector Type: XLR
  • Brand: Mackie

Key Features

XLR input and output

Transparent, noise-free operation

Powered by the included AC adapter or 9V battery

Power and low battery indication

Built-like-a-tank construction

Specifications

Brand
Mackie
Input
XLR
Output
XLR
Power Source
AC Adapter or 9V Battery
Indicators
Power and Low Battery
Construction
Built-like-a-tank

Frequently Asked Questions

The Mackie M48 Phantom Power Supply can be powered using either the included AC adapter for stationary use or a 9V battery for portable applications.
Yes, the Mackie M48 is designed for transparent, noise-free operation, ensuring that it provides clean phantom power without introducing unwanted audio artifacts.
The unit features a low battery indication light, which will alert you when the 9V battery is running low and needs to be replaced.
With its ability to be powered by a 9V battery, the Mackie M48 is indeed suitable for situations requiring portability, such as field recording or live performances where AC power might be unavailable.
The Mackie M48 is equipped with standard XLR input and output connections, making it compatible with most professional microphones and audio equipment.