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Naim Nait 5si Review
Naim Nait 5si - Front View

Main Features

  • 60 watts RMS into 8-ohms
  • 2-channel
  • Class A/B
  • Weight: 14.99 lbs / 6.80 kg
  • Dimensions (H x W x D):2-3/4 x 17 x 11-7/8 inch
MSRP: $2,299 (list price)
Check price atAmazon›

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Naim Nait 5si Review
Naim Nait 5si Naim Nait 5si
Check price atAmazon›

The Nait 5si is an Integrated Amplifier by Naim that delivers 60 watts x 2 channels into 8 ohms. It was released in 2013. It is a 2-channel design using a Class A/B output stage. Speakers connect via Binding Post. Naim Nait 5si has an MSRP of 2299$.

There are 7 Naim amplifiers in our database. Below you can see the main specs of these amps.

Naim Integrated Amplifier Series
Model Watts RMS (8-ohms) Minimum Impedance Built-in DAC Bluetooth
Naim Uniti Atom
Compare
40 watts4-ohmsYesYes
Naim Nova PE
Compare
150 watts4-ohmsYesYes
Naim Uniti Star
Compare
70 watts4-ohmsYesYes
Naim Uniti Nova
Compare
80 watts4-ohmsYesYes
Naim CI-Uniti 102
Compare
150 watts4-ohmsYesYes
Naim Uniti Star Lite
Compare
70 watts-ohmsYesYes
Naim Nait 5si
60 watts-ohmsNoNo


**This post contains affiliate links, and we will be compensated if you make a purchase after clicking through our links. As an Amazon Associate I earn from qualifying purchases.

Performance Specs

One of the most important factors when deciding on an integrated amplifier is its power ratings and compatibility with your speaker's impedance requirements.The Naim Nait 5si is rated at 60 watts RMS into 8-ohms.

Here are the main highlights of its performance specs:

  • 60 watts into 8-ohms () at

How loud will 60 watts actually play in your room? →

Which speakers suit the Naim Nait 5si?

60 W into 8 ohms. We rank every passive speaker we cover against it on power, impedance safety and current delivery.

We check power, impedance safety and current delivery — not just watts.

When pairing the Naim Nait 5si with a passive Bookshelf (Stand mount) or Passive Floor Standing (Tower) speaker, you have to check if their Max Power Range is below the max wattage of the amp for the given impedance levels. Operating your amp outside of this max range may damage the speakers.


What size of room is the Naim Nait 5si Amplifier good for?

An essential deciding factor is the size of the room in which you intend to employ the Naim Nait 5si amplifier. Here, taking into account its maximum power parameters, we analyzed its applicability to various size environments:

Listening Environment Suitability
Near-fieldAverage
Small RoomGood
Mid-size RoomAverage
Large RoomPoor
Very Large RoomBad

Inputs and Outputs

Besides the performance specs of the Naim Nait 5si, the next important feature set that you have to evaluate is the input and output selections that it offers. Naim Nait 5si has total of 4 Analog inputs .

Inputs
  • Total Number of Analog Inputs: 4

Outputs
  • Speaker Outputs
  • Yes Headphone Output

Bluetooth Connectivity

Naim Nait 5si doesn't have bluetooth connectivity feature. In order to stream your music via bluetooth, the easiest way is to connect an external bluetooth receiver to your Naim Nait 5si. Two bluetooth receivers that we recommend are the iFi Zen Blue V2 and the Audioengine B1.

Among the amps in the same price range, these are the 5 amps that have Bluetooth Connectivity:

  • Marantz Model 40n - MSRP 2499$ - Compare w/ Nait 5si
  • Rotel RA-1572 MKII - MSRP 2100$ - Compare w/ Nait 5si
  • Audiolab 9000A - MSRP 2999$ - Compare w/ Nait 5si
  • Cambridge Audio Evo 75 - MSRP 2499$ - Compare w/ Nait 5si
  • Rotel S14 - MSRP 2499$ - Compare w/ Nait 5si

Phono Input

Naim Nait 5si doesn't have a phono input so in order to play your vinyl albums, Naim Nait 5si has to be paired with a Phono Preamp that is MM (Moving Magnet) or/and MC (Moving COil) depending on your cartridge type.

Naim Nait 5si External Dimensions and Weight

Naim Nait 5si has external dimensions of (H x W x D) 2-3/4 x 17 x 11-7/8 inch (70 x 432 x 301 mm ). The unit weighs 6.8 kg (15 lbs).

Base Surface Area
Base surface area of an integrated amplifier may become an important decision factor when the space in your room or desk is limited. The base area of the Naim Nait 5si is approximately 1300.3cm2 / 201.5inch2.

  • Width: 432.0mm (17")
  • Height: 70.0mm (2-3/4")
  • Depth: 301.0mm (11-7/8")
  • Weight: 6.8 kg (15 lbs)
  • Base Surface Area: ~1300.3cm2 / 201.5inch2
  • Volume: ~9.1 liter / 2.4 gallon

Available colors

Naim Nait 5si is available in Black color options.

What's in the Box of Naim Nait 5si?

Here are the items that are included inside the box of Nait 5si:
  • Integrated amplifier
  • NARCOM-4 remote control
  • Mains cable

Naim Nait 5si Detailed Specifications

General
Brand Naim
Full Model Name Naim Nait 5si
Release Date 2013
Amplifier Type Integrated Amplifier
Number of Channels 2
Amp Class Class A/B
Performance
Watts RMS per Channel into 8-ohms 60 watts
Watts RMS per Channel into 6-ohms N/A
Watts RMS per Channel into 4-ohms N/A
Frequency Bandwidth
THD
Minimum Impedance
Signal to Noise Ratio N/A
Digital Music
Built-in DAC No
Bluetooth No
WiFi No

CONNECTIONS
Total Analog Inputs 4
Phono Input No
Headphone Output Yes
Removable Power Cord
Speaker Connectors Binding Post
PHYSICAL SPECS
Height 70.0mm (2-3/4")
Width 432.0mm (17")
Depth 301.0mm (11-7/8")
Weight 6.8 kg (15 lbs)
Available Colors Black
OTHER
Tone Controls No
Parts Warranty
Labor Warranty
Frequently Asked Questions about Naim Nait 5si

How much power does the Naim Nait 5si have?

The Naim Nait 5si delivers 60 watts x 2 channels into 8 ohms.

What amplifier class is the Naim Nait 5si?

The Naim Nait 5si uses a Class A/B amplifier design. Class A/B is the traditional linear design: it runs warmer and is less efficient than Class D, but it is long valued for its natural, low-distortion sound.

Does the Naim Nait 5si have a built-in DAC?

No. The Naim Nait 5si has no built-in DAC, so a digital source such as a streamer or CD transport needs its own converter, or you connect it over analogue.

Can I connect a turntable to the Naim Nait 5si?

No. The Naim Nait 5si has no phono input, so a turntable needs an external phono preamp (or a deck with one built in) before it can be connected.

Does the Naim Nait 5si have Bluetooth?

No. The Naim Nait 5si does not have Bluetooth built in; you would need an external Bluetooth receiver connected to one of its inputs.

Does the Naim Nait 5si have a headphone output?

Yes. The Naim Nait 5si has a Yes-inch headphone output on the front panel for private listening.

How much does the Naim Nait 5si cost?

The Naim Nait 5si has a manufacturer's list price (MSRP) of $2,299.

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