McIntosh MI502 Black 2-Channel Digital Amplifier - MI502
McIntosh MI502 Black 2-Channel Digital Amplifier
Flexible Custom Install Amplifier.
The MI502 2-Channel Digital Amplifier is a flexible component and welcome addition to a custom installed home audio or home theater system. It uses highly high-tech closed loop digital switching amplifiers and resilient power supplies that produce performance levels seldom heard in custom install audio.
The applications are nearly limitless for how to use the versatile MI502 in your home entertainment system. It can be used to power the front left and right speakers in a home theater; to drive two in-wall subwoofers; a pair of MI502s could drive the three front channels of your in-home cinema plus one subwoofer; or to power a pair of outdoor speakers for when the party makes it way outside. Additionally, a stack of multiple MI502s could be used to power the distributed audio speakers installed throughout your home.
The applications are nearly limitless for how to use the versatile MI502 in your home entertainment system. It can be used to power the front left and right speakers in a home theater; to drive two in-wall subwoofers; a pair of MI502s could drive the three front channels of your in-home cinema plus one subwoofer; or to power a pair of outdoor speakers for when the party makes it way outside. Additionally, a stack of multiple MI502s could be used to power the distributed audio speakers installed throughout your home.
On the front panel are two blue McIntosh Watt Meters that display the power output of each channel, while multi-color LED indicators display the status of each channel. The back panel includes a pair of balanced and unbalanced inputs to connect the MI502 to your preamplifier. A pair of our standard 5-way speaker binding posts are included to connect your speakers.
Other features that come with the MI502 are:
- Power Guard® signal overload technology that prevents overdriving the speakers
- Sentry Monitor™ short-circuit protection circuit that disengages the output stage before current exceeds safe operating levels and then resets automatically when operating conditions return to normal
- Power Control 12 Volt triggering capabilities
- Eco-friendly on/off signal sensing that turns the unit off if no input signal has been detected for a set amount of time or automatically turns the amp on when it senses a signal
The MI502 includes many McIntosh design cues including a black glass front panel, our coveted blue Watt meters, an illuminated McIntosh logo, and a familiar form factor highlighted by silver trim. Contact your local dealer or integrator to learn more about adding the MI502 to your custom audio installation.
Features
- The MI502 2-Channel Digital Amplifier is a flexible component and welcome addition to a custom installed home audio or home theater system.
- Uses highly sophisticated closed loop digital switching amplifiers that are paired with extremely robust power supplies that produce audio performance levels rarely heard in custom audio.
- The applications are nearly limitless for how to use the MI502: power the front left and right speakers in a home theater; drive two in-wall subwoofers; a pair of MI502s could drive the three front channels of an home cinema plus one subwoofer; or to power a pair of outdoor speakers for when the party makes it way outside.
- Additionally, a stack of multiple MI502s could be used to power the distributed audio speakers installed throughout a home.
- With a rack-friendly 2U height, it can easily be installed in an out-of-sight A/V rack via the included rack mounting brackets. Can also be placed out in the open for all to see and enjoy.
- As a highly efficient Class D amplifier, the MI502 does not require noisy cooling fans to maintain nominal operating temperature.
- Includes Power Guard®, Sentry Monitor™, Power Control, and eco-friendly on/off signal sensing.
General
Warranty Information
Approximate Weight
Approximate Dimensions
Frequently Asked Questions
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This amplifier includes Power Guard signal overload technology that prevents overdriving the speakers, and Sentry Monitor short-circuit protection that disengages the output stage if current exceeds safe levels. It automatically resets when conditions normalize, ensuring long-term equipment safety and reliability.
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The amplifier features eco-friendly on/off signal sensing that automatically turns off the unit when no input signal is detected for a set time and turns it on when a signal is present. It is a highly efficient Class D amplifier design that operates without noisy cooling fans, maintaining optimal temperature quietly.
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On the back panel, there are both balanced and unbalanced inputs allowing versatile preamplifier connection. For output, it includes standard 5-way speaker binding posts that fit a wide variety of speaker cable types for reliable, secure connections.
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Yes, this amplifier is designed as a versatile component ideal for custom installations. It can power left and right front speakers, in-wall subwoofers, outdoor speakers, and even distributed audio systems by stacking multiple units, making it highly flexible for home audio or theater applications.
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The amplifier is designed with a 2U rack-mountable form factor, measuring approximately 24.92 inches deep, 11.57 inches wide, and 1.75 inches tall (2U height). Included rack mounting brackets allow for easy installation in audiovisual racks or placement in visible spaces.

