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The IA150-2 installation amplifier delivers 150 watts per channel at 4 ohms, powering one stereo pair. Part of Monitor Audio’s cutting-edge Installation Amplifiers range, it offers both Line Inputs and Loop Outputs.

Monitor Audio Installation Amplifiers are built to do more and use less space. Our distribution amplifiers offer full connectivity with simple wired voltage trigger or signal sense.

The IA150-2 powers a stereo pair, with rear panel-located volume adjustment for each channel. Just 42 mm high, 438 mm wide, and 427 mm deep, the handsome 1U sized case houses world renowned Hypex amplifiers, selected by us to guarantee reliability and the great sound quality the world has come to expect from Monitor Audio.


This product is now available to use with home theatre design software, The CEDIA Designer. Read more.

'Connect' IP Control


Channel Number

2 (1 Stereo Pair)

Power (W / Channel) | 4 ohms

150 W

Power (W / Channel) | 8 ohms

100 W

Power (W / Channel) | Bridge (8 ohms)

320 W (1CH)

Power (W / Channel) | 70V


Input Impedance

20 K ohms

Output Impedance (Loop RCA)

600 ohms

Input Sensitivity

100 mV / 1 W, 1000 mV – Full power

Maximum Input Voltage

2.9 V

Signal to Noise (SN:R)

-100 dB (20 Hz – 20 kHz)

Frequency Response

5 Hz – 50 kHz

Total Harmonic Distortion THD + N@1 KHz


Rack Height


Dimensions (Excluding Feet (H x W x D))

42.4 x 438 x 427 mm (111/16 x 171/4 x 16 13/16")

Dimensions (Including Feet (H x W x D))

52.8 x 438 x 427 mm (21/16 x 171/4 x 1613/16")

Width (including rack brackets)

482 mm (19")

IP Communication


Mains Operating Voltage

100 – 120 V @ 60 Hz
220 – 240 V @ 50 Hz

Fuse Rating

5 A (T5AL ~ 250VAC)

Standby Power Consumption

<0.5 W (green mode)

Networked Standby Power Consumption



5.29 kg (11 lb 10 oz)

Sold As

Single Unit

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