Naim 5SI Slim Chassis Integrated Amplifier

Sale price$2,599.00

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Naim 5SI Slim Chassis Integrated Amplifier

Introducing the NAIT 5si, an exceptional 60W per channel integrated amplifier that sets the stage for high-performance audio. Building on the heritage of our classic NAIT model, this amplifier embodies the essence of your music, capturing every intricate rhythm and demanding dynamic with the signature grip and authority you expect from Naim Audio. With its innovative AV bypass mode, the NAIT 5si seamlessly integrates with both AV and hi-fi systems, making it a versatile choice for audio enthusiasts.

While decades have passed, the fundamental role of the NAIT 5si remains unchanged, aiming to maximize performance while maintaining engineering efficiency, quality, and reliability. While staying true to its predecessor, the NAIT 5si incorporates advanced amplifier technology that elevates its performance to a whole new level.

Featuring four analogue inputs and a powerful 60 Watt per channel amplifier, the NAIT 5si harnesses cutting-edge technologies borrowed from Naim Audio's extensive range of products. These technologies work harmoniously to deliver unparalleled musicality, offering exceptional clarity, engaging dynamics, and an infectious enthusiasm that transcends music sources and genres.


Audio Inputs
Input Impedance

Analogue Input
2 x DIN, 4 x RCA

Input Sensitivity

Audio Outputs
Audio Outputs
Speakers, HDD

Other Outputs
Headphone, 1/4" jack

Line Outputs Fixed (level)
150mV, 600Ω

Black powder coated

Black powder coated

Shipping Weight
8.6 kg

Shipping Dimensions
200 x 590 x 500 mm

6.8 kg

Dimensions (HxWxD)
70 x 432 x 301 mm

Power Consumption (max.)

Mains Supply
100V, 115V, 230V; 50 or 60Hz

Power Consumption (quiescent)

Speaker Outputs
Power Output
60W/channel, 8Ω


Supplied with
Supplied with
NARCOM-4 Remote Control, Power-Line Lite mains cable (UK denominations only)

User Control
Front Panel
Volume Control, four button matrix

Remote Control
Infra Red (RC5)

  • 60W per channel power output
  • Four inputs with support for both DIN and RCA connections
  • 1/4” (6.35mm) headphone output
  • AV bypass mode for simple connection to an existing AV system
Weight & Dimensions

Shipping Weight:

18.9 lbs

Shipping Dimensions:

200 x 590 x 500 mm


14.9 lbs

Dimensions (HxWxD)

70 x 432 x 301 mm