Devialet Expert 140 Pro
Devialet Expert 140 Pro
Devialet Expert 140 Pro
Devialet Expert 140 Pro

Expert 140 Pro Amplifier

The Devialet 140 Pro is the starting point of the range, like its bigger brothers the 140 Pro is packed for of unique technology and features. This is a system that will seriously impress.

5 Years




The Devialet 140 Pro incorporates all of the features and proprietary technologies that make Devialet products exceptional both in terms of performance and possible uses.

The 140 Pro is equipped with Devialet’s revolutionary ADH® and integrated SAM® technologies, expandability via its EVO® platform for extreme ease of use. The system is encased in a beautifully elegant cabinet to suit your home perfectly.

The built-in EVO card enables free, regular updates of the internal software that offer you the ability to improve the performance of your Devialet or to take advantage of new features in just a few clicks.

The 140 Pro comes with the latest Core Infinity firmware, which allows you to stream from the Devialet in a number of ways whether it be by Airplay, UPnP or via Roon. This means you are able to stream with ease from services like iTunes, Spotify, Tidal and Qobuz.

Like all Devialet devices, the Devialet 140 Pro is fully controlled by software that allows you to configure it via their online configuration tool. Customize each of your inputs according to the sound source to achieve the best possible results.


Exclusive Technologies
ADH®, SAM®, RAM®, AIR®, EVO®, DAC Magic Wire®

Streaming Services
Spotify Connect

Daisy Chaining
Up to 8 units

Phono Stage
Standard (MM / MC)

Pre-amplifier Output
Optional (on order)

Carved out from a single aluminium block

Side Plating

Width: 383mm | Depth: 383mm | Height: 40mm


2×140 Watts RMS under 6Ω

Distortion at Full Power
0.0005% THD+N

Distortion at Full Power
0,00025% (10W / 6Ω)

Distortion at 10W
0.00025% THD+N

Distortion at 10W
0,0005% THD+N

Signal to Noise Ratio

Output Impedance

Damping Factor

DC-30kHz @ -0.1dB
DC-95kHz @ -3dB

Phase Rotation
0.4° at 20kHz
1.8° at 40kHz

Thermal Distortion
Below measurement threshold

2.4GHz / 5GHz 802.11ac, compatible with 802.11a/b/g/n

RJ45 100/1000 Mbps

USB Audio 2.0 Asynchronous
Very low latency
Bi-directionality (for digitisation of the analog sources)

Digital Coaxial Inputs
Up to 4x RCA 75Ω

Digital Optical Inputs
Up to 1x miniTOSLINK 3.5mm

Supported Formats
Up to 32bits / 192kHz PCM (USB)
Up to 24bits / 192kHz PCM (AIR®, UPnP, Coaxial)
Up to 24bits / 96kHz PCM (Optical)
Up to 1bit / 3.072000MHz DSD64 (USB, Coaxial)

Analogue Inputs
Up to 1x RCA stereo
Sensitivity adjustable via the Configurator
Standard phono stage (MM / MC)

Speaker Output
4mm banana plugs, fork connectors or stripped cables
Compatible with all speakers from 8Ω to 2Ω
Short-circuit protection
Active filtering available

Home Automation
Up to 1x RS232 3.5mm 115200 bauds (documentation available via the Configurator)

3.5mm trigger connector Trig In and Trig Out

1 Devialet Expert 140 Pro, 1 Expert Remote (3 AAA batteries LR03 1,5V included), 1 User Manual1 Warranty booklet (5 years), 1 SD card, 1 Power cable, 1 Pair of gloves, 1 Microfibre cloth