NAIT 5SI - Receiver NAIM - Free user manual and instructions
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| Product Type | Integrated Amplifier |
| Brand | Naim |
| Model | NAIT 5SI |
| Dimensions (W x H x D) | 432 x 87 x 314 mm |
| Weight | 12.5 kg |
| Power Output | 50 W per channel into 8 Ω |
| Frequency Response | 10 Hz – 40 kHz |
| Total Harmonic Distortion (THD) | < 0.1% |
| Inputs | 5 x line-level (RCA) |
| Outputs | 1 x speaker binding posts, 1 x pre-out (RCA) |
| Headphone Output | 6.35 mm front jack |
| Power Supply | AC 115/230V, 50/60 Hz |
| Power Consumption | 250 W standby, 450 W max |
| Chassis Material | Brushed aluminum |
| Available Colors | Black, Silver |
| Remote Control | Infrared remote included |
| Cleaning Instructions | Wipe with a soft, dry cloth. Do not use solvents. |
| Safety Certifications | CE, RoHS compliant |
| Country of Manufacture | United Kingdom |
| Warranty | 2 years (check local regulations) |
Frequently Asked Questions - NAIT 5SI NAIM
How do I connect speakers to the NAIT 5SI?
Use high-quality speaker cables with banana plugs or bare wire. Connect left and right speakers to the corresponding binding posts on the rear panel, ensuring correct polarity (+ to +, - to -).
What input sources can I use?
The NAIT 5SI has five line-level inputs (RCA) for sources like CD players, streamers, or tuners. It does not have a built-in phono stage for turntables.
Can I connect a turntable directly?
No, the NAIT 5SI does not include a phono preamp. You need a separate phono stage or a turntable with a built-in phono preamp.
What is the power output of the NAIT 5SI?
It delivers 50 watts per channel into 8 ohms, sufficient for most bookshelf and floorstanding speakers.
Is the NAIT 5SI compatible with bi-wiring?
Yes, you can bi-wire speakers by using two sets of amplifier outputs, but the NAIT 5SI has only one set of binding posts. Use a bi-wire speaker cable with a single connection at the amplifier end.
Does the amplifier come with a remote control?
Yes, it includes an infrared remote for volume control and input selection.
How do I clean the NAIT 5SI?
Turn off the unit and unplug it. Wipe the surfaces with a soft, lint-free cloth slightly dampened with water. Do not use chemical cleaners or abrasives.
What is the warranty period?
Standard warranty is 2 years from the date of purchase. Register your product on the Naim website to extend the warranty to 5 years in some regions.
Can I use the NAIT 5SI with home theater systems?
Yes, it can be used as a stereo amplifier for the front channels. Connect the pre-out of your AV receiver to one of the line inputs on the NAIT 5SI.
Where are spare parts available?
Contact an authorized Naim dealer or visit the Naim website for service centers. Many parts are available for repair to ensure long-term repairability.
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