Monitor Audio IA150-2 Custom Installation 150W Stereo Amplifier



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.

Product Video:

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.


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)
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 435 mm ×353 mm×128 mm (W×D×H)0.03%
Rack Height 1U
Dimensions (Without Feet)
H x W x D
42.4 x 438 x 427 mm
Dimensions (With Feet)
H x W x D
52.8 x 438 x 427 mm
Width (Including Rack Brackets) 482 mm
Weight 5.29 kg (11 lb, 10 oz)
Mains Operating Voltage 100 - 120 V @ 60 Hz
220 - 240 V @ 50 Hz
Fuse Type 5 A (T5AL - 250VAC)
Standby Power Consumption <0.5 W (Green Mode)