Monitor Audio IA40-3 Amplifier

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Ideal for smaller environments, the IA40-3 Installation Amplifier will perfectly power in-ceiling speakers in a kitchen, loft room or bedroom. It also works beautifully when paired with Monitor Audio smaller bookshelf speakers in a bedroom, study or sitting room.

Best of all, if there is a television in the setup, the IA40-3 can be mounted behind the screen – using the supplied bespoke bracket – to drive a Monitor Audio Passive Soundbar. (The customisable brackets can be bent to fit and have flexible break-off sections for maximum installation versatility.)

With 40 W of power over three channels at 4 ohms, or 60 W over two channels, the IA40-3 will drive speakers or passive soundbars to deliver a lively and precise sound.

If extra bass is required, an active subwoofer can be connected to the IA40-3 via the sub/line out. Whatever the audio source, this is an amplifier with all the right connections. The IA40-3 features optical and analogue inputs and the latest Bluetooth® wireless technology, powered by Qualcomm® aptXTM Audio, to allow easy and superior pairing with mobile devices. The IA40-3 has been designed to be discreetly tucked away and its unique heatsink fin allows cooling in the tightest of spaces.

Designed for modern living, the IA40-3 is Monitor Audio’s versatile solution when superior sound is required in custom install projects.

Monitor Audio IA40-3 amplifier 

Output channels: 3

Bluetooth: Yes

Input impedance: 10k unbalanced

Maximum input voltage: 2.3v

Total Harmonic Distortion THD + N@1 KHz: <0.05%

Mains operating voltage:  100-240VAC 50/60Hz

Weight (Including Amp, RS232 Terminal Block, Speaker Terminal Block and Antenna): 0.484kg

Power (W / Channel) | 4 ohms | 1 kHz: 

60 W @ 1% THD+N for 2 Channel 

40 W @ 1% THD+N for 3 Channel

Output impedance (Sub/Line out): 1.47k

Frequency response: 10Hz - 20kHz

Signal to noise (SN:R): >84 dB unweighted

Dimensions (Excl mounting brackets and antenna (HxWxD): 31.4 x 180 x 110.5mm