Naim NAP 250 Power Amplifier

The Naim NAP 250 Power Amplifier delivers authoritative stereo drive and musical agility for dedicated audiophile two-channel systems. First introduced in 1975 and now in its sixth generation as a cornerstone of the 200 Series, Naim Audio has refined this classic design to produce 100 watts of Class A/B power per channel into 8 ohms, scaling smoothly to 190 watts into 4 ohms. The dual-mono architecture provides expansive headroom and dynamic rhythm, allowing your favorite loudspeakers to perform with clarity, punch, and lifelike realism across every genre of music.

Effortless Drive and Flagship Engineering:

Drawing direct technical lineage from the flagship Statement system, the Naim NAP 250 Power Amplifier incorporates custom NA009 power transistors and Discrete Regulator (DR) technology to maintain a stable, clean current supply. An integrated eddy-current separator between the speaker terminals prevents output interference, while an intelligent internal heatsink and multi-speed cooling fan automatically manage thermal loads as listening levels rise. Symmetrical XLR connections preserve balanced signal integrity from your preamplifier, preserving fine detail, background silence, and microdynamic nuance across demanding musical passages.

Pure Acoustic Isolation in Solid Aluminum:

Constructed with thick plates of brushed black aluminum, the chassis shields delicate internal audio circuits from magnetic interference and external mechanical resonance. The minimalist front fascia features an illuminated central logo and an understated power control, matching seamlessly with the wider family of classic separate components. Power amplifiers of this calibre provide clean, uncoloured amplification that reveals the natural timbre and spatial acoustics of original recordings.

Authorized Dealer:

We are an authorized dealer for Naim Audio. Purchasing from a trusted brand partner provides access to specialized product knowledge, factory-backed support, and the full manufacturer warranty, ensuring enduring performance and peace of mind for your musical journey.

Key Features and Benefits:

• 100W Class A/B Power Output: Drives diverse loudspeaker designs with effortless authority, control, and expressive musical dynamics.
• Discrete Regulator (DR) Power Supply: Supplies consistent, ultra-clean current to the audio circuitry for lower background noise and crisp detail.
• Balanced XLR Inputs: Delivers high-level noise rejection and pristine analogue signal transfer between source components.
• Statement-Derived NA009 Transistors: Delivers high peak current capacity to reproduce sudden dynamic crescendos with total composure.
• Eddy Current Separator: Prevents mutual magnetic coupling across the loudspeaker terminals to preserve rhythmic accuracy and soundstage precision.
• Adaptive Thermal Management: Keeps internal electronic components at ideal operating temperatures during high-output listening sessions.
• Shielded Aluminum Enclosure: Suppresses acoustic vibrations and electromagnetic interference to maintain audio purity.

Technical Specifications:

• Type: Two-channel stereo power amplifier
• Power Output: 100 W per channel into 8 Ω (0.1% THD+N), 190 W per channel into 4 Ω (1% THD+N)
• Burst Power: 300 W into 2 Ω (1% THD+N, 1 kHz for 20 ms)
• Analogue Inputs: 2 x True balanced XLR (47 kΩ balanced, 34 kΩ single-ended with adapter)
• Loudspeaker Outputs: 4 mm sockets
• Frequency Response: 1.4 Hz – 100 kHz (-3 dB)
• Voltage Gain: +29 dB
• Signal-to-Noise Ratio (Ref. 100 W 8 Ω A-Weighted): 111 dB
• Signal-to-Noise Ratio (Ref. 1 W 8 Ω A-Weighted): 91 dB
• Total Harmonic Distortion + Noise (THD+N): 0.013% at 2/3 full power into 8 Ω at 1 kHz
• Crosstalk: 60 dB
• Power Consumption: 26 W (Idle), <0.5 W (Standby)
• Dimensions (H x W x D): 9.15 cm x 43.2 cm x 31.75 cm (3.6" x 17" x 12.5")
• Weight: 16.8 kg (37.04 lbs)