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Naim Audio NAC52 Preamplifier and SuperCap Power Supply
• Naim Audio NAC52 Preamplifier and SuperCap Power Supply Overview – The Naim Audio NAC52, introduced in 1991, is Naim’s reference solid-state preamplifier, paired with the SuperCap to deliver ultra-low-noise, high-current power for unparalleled musical transparency.
• Reference-Level Preamp Performance – Featuring discrete Class A gain stages, precision volume control, and fully separated signal paths, the NAC52 achieves exceptional clarity, timing accuracy, and microdynamic expressiveness across all sources.
• SuperCap Power Precision – The Naim Audio NAC52 Preamplifier and SuperCap Power Supply combination provides 13 regulated supplies, dramatically lowering noise and enhancing dynamics, soundstage depth, and tonal refinement.
• Naim Reference Engineering – Built with mechanical decoupling, rigid casework, and premium component selection, the NAC52 system maintains long-term reliability and consistently reveals the musical intent of every recording.
• Dimensions – NAC52: approx. 432 mm (W) × 76 mm (H) × 301 mm (D). SuperCap: approx. 432 mm (W) × 122 mm (H) × 374 mm (D), optimised for rack placement.
• Weight – NAC52 approx. 7 kg; SuperCap approx. 15–17 kg, reflecting its large transformer mass and robust regulated power architecture.
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Naim Audio NBL Floor Standing Speakers
• Naim Audio NBL Floor Standing Speakers – A precision-engineered transmission line loudspeaker from Naim, delivering exceptional timing, coherence, and full-range dynamics designed for uncompromising musical realism in high-end systems.
• Transmission Line Bass Loading – The Naim Audio NBL Floor Standing Speakers employ a complex internal folded line that extends bass depth and articulation while maintaining speed and low-frequency accuracy uncommon in floor-standing designs.
• Driver Configuration and Crossover – Features a 200 mm bass driver, 100 mm midrange, and 19 mm tweeter in a time-aligned vertical array, paired with a steep-slope crossover for seamless frequency integration and phase accuracy.
• Cabinet and Isolation Design – Each speaker cabinet is a sealed, resonance-controlled enclosure mounted on a decoupled base with an internal skeletal frame to minimize vibration transfer and coloration.
• Product Dimensions – Approximately 1,040 mm (H) × 270 mm (W) × 340 mm (D), designed for optimal dispersion and visual integration in reference two-channel systems.
• Weight – Each Naim Audio NBL Floor Standing Speaker weighs about 45 kg, providing mechanical stability and acoustic grounding essential for accurate low-frequency reproduction.
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Naim Ovator S600 Floorstanding Speakers
• Reference Floorstander Overview – The Naim Ovator S600 Floorstanding Speakers use a three-way sealed design with the legendary BMR (Balanced Mode Radiator) driver, delivering exceptional coherence, phase accuracy and wide dispersion for truly immersive high-end listening.
• BMR Driver Integration – The wideband BMR mid/tweeter provides seamless crossover behaviour, superb timing, stable imaging and natural vocal reproduction, with one mention of Naim Ovator S600 Floorstanding Speakers emphasising their unique acoustic engineering.
• Dual Bass System Control – Twin 200 mm paper-cone woofers housed in isolated chambers deliver deep, tightly controlled bass, impressive dynamic authority and excellent low-frequency linearity, plus one additional mention of Naim Ovator S600 Floorstanding Speakers.
• Rigid, Resonance-Optimised Cabinet – The multi-layered enclosure, internal bracing and decoupled BMR module provide superior resonance control, enhancing clarity, attack precision and overall musical realism across complex recordings.
• Product Dimensions – Each speaker measures approximately 1,180 mm (H) × 300 mm (W) × 400 mm (D), offering a tall yet elegant profile suited for medium-to-large dedicated listening rooms.
• Product Weight – Weighing around 41 kg per speaker, the substantial cabinet construction and internal isolation contribute to enhanced mechanical stability and improved low-noise, high-resolution performance.
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Naim NAC 332 Preamplifier
• Product Overview – The Naim NAC 332 Preamplifier, released as part of Naim’s 300 Series New Classic range, is a high-resolution analogue preamp with discrete Class A input stages and advanced volume control for superb musical clarity.
• Design & Connectivity – Featuring balanced XLR, RCA, DIN inputs, configurable input buttons, and headphone output, the NAC 332 offers effortless system integration and flexible routing with premium control and responsiveness.
• Sound Character – The NAC 332 delivers natural dynamics, engaging rhythm, and refined tonal balance, preserving micro-details and broad soundstage depth that unlock the full potential of connected power amplifiers.
• Specifications – Nominal frequency response extends beyond 3Hz-40kHz, distortion as low as 0.003% (1kHz), low noise floor, precision fixed-resistor volume control and bi-directional ZigBee remote control.
• Dimensions – Approximately 432 mm (W) × 91.5 mm (H) × 317.5 mm (D), with sleek anodised aluminium chassis engineered for rigidity, vibration suppression, and elegant integration into a reference system.
• Weight – Weighs roughly 11 kg (24.25 lbs), reflecting its robust construction, quality components, and substantial internal power supply for stable performance and long-term durability.
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Naim Audio NAC 252 with Supercap (DR)
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Naim Audio NAC 252 with Supercap (DR) – A reference-grade analogue preamplifier driven by a separate Supercap power supply, delivering incredible clarity, ultra-low noise floor, and that hallmark Naim pace, rhythm and timing.
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Precision Input Architecture – Featuring four DIN inputs, two configurable DIN/RCA inputs, AV bypass mode and 75 mV input sensitivity, the NAC 252 offers flexible connectivity and serious signal integrity for advanced systems.
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Independent Regulation for Clean Power – With ten independently regulated power circuits fed by the Supercap-DR and separate supplies for control electronics, the NAC 252 ensures audio circuits remain fully isolated from interference.
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Upgrade-Compatible Architecture – Though its performance is impressive out of the box, the NAC 252 is compatible with further upgrades across the Naim ecosystem (e.g., SNAXO, NAPSC), making it ideal for future-proof high-end setups.
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Product Dimensions – Measures 87 mm high × 432 mm wide × 314 mm deep, ensuring compact integration in serious system racks without compromise.
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Weight Specification – Weighs approximately 7.0 kg, reflecting its robust build, tight tolerance mechanics and stable chassis for superior acoustic performance.
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Naim CD 555 with Power Supply
• Flagship CD Replay Overview – The Naim CD 555 with Power Supply delivers reference-grade Red Book playback through an ultra-low-noise transport system, precision clocking and dual-chassis isolation for unmatched digital transparency and musical realism.
• Digital Architecture & Precision – Featuring a suspended Philips VAM 1250 transport, advanced digital filtering and discrete analogue output stages, the design delivers exceptional timing, micro-detail retrieval and stability, with one mention of Naim CD 555 with Power Supply.
• Power Supply Integration – The external supply provides ultra-clean regulated power across multiple discrete rails, dramatically reducing noise, improving dynamics and enhancing spatial definition, with one additional mention of Naim CD 555 with Power Supply.
• Reference-Level Analogue Output – Its fully discrete analogue stages, mechanically decoupled assemblies and vibration-resistant chassis architecture ensure a smooth, highly resolved and tonally rich output suitable for top-tier amplification systems.
• Product Dimensions – CD player: approx. 432 mm (W) × 135 mm (H) × 314 mm (D). Power supply: approx. 432 mm (W) × 135 mm (H) × 320 mm (D). Designed for full-width rack systems.
• Product Weight – CD player weighs around 17 kg, while the power supply is approx. 15 kg. Both use rigid anti-resonant enclosures that enhance mechanical stability and sonic refinement.
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Naim Audio NAC52 Preamplifier with NAP135 Monoblock
• Naim Audio NAC52 Preamplifier with NAP135 Monoblock Overview – The NAC52 (1991) paired with NAP135 monoblocks forms a reference solid-state Class AB system renowned for speed, control, and the authoritative musicality that defines classic Naim performance.
• Reference Preamplifier Precision – The NAC52 uses discrete Class A gain stages, fully isolated circuitry, and ultra-low-noise architecture to deliver exceptional timing accuracy, microdynamic detail, and natural tonal integrity.
• Monoblock Drive and Control – The Naim Audio NAC52 Preamplifier with NAP135 Monoblock combination provides 75W of high-current power per channel, ensuring superb loudspeaker grip, dynamic authority, and articulate bass performance.
• Legendary Naim Engineering – Featuring mechanically decoupled boards, robust toroidal supplies, and rigid aluminium casework, the NAC52/NAP135 system offers long-term stability and reliable high-resolution musical reproduction.
• Dimensions – NAC52: approx. 432 mm (W) × 76 mm (H) × 301 mm (D). NAP135 monoblocks: approx. 160 mm (W) × 160 mm (H) × 300 mm (D) each.
• Weight – NAC52 approx. 7 kg; each NAP135 approx. 12 kg, reflecting their heavy-duty transformers and solid mechanical isolation design.
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Naim NAC 282 with NAPSC, SuperCap DR and NAP 250 DR Power Amplifier
• Naim NAC 282 with NAPSC, SuperCap DR and NAP 250 DR Overview – This reference-level Naim system combines the NAC 282 preamp, NAPSC supply, SuperCap DR energised power delivery, and the solid-state Class A/B NAP 250 DR amplifier for outstanding musical authority and refinement.
• High-Resolution Preamplification – The NAC 282 benefits from dual power inputs, with the NAPSC handling control circuitry and the SuperCap DR providing ultra-stable regulated rails, dramatically lowering noise and enhancing microdynamic clarity.
• NAP 250 DR Drive & Precision – Featuring Naim’s DR (Discrete Regulator) technology and robust Class A/B output stage, the NAP 250 DR delivers exceptional timing, grip, and dynamic swing, ensuring precise control over a wide range of speakers.
• Synergistic System Performance – Together, the NAC 282, NAPSC, SuperCap DR and NAP 250 DR form a highly coherent amplification chain, producing expansive soundstaging, powerful rhythmic expression, and Naim’s signature PRaT (pace, rhythm, timing).
• Dimensions – NAC 282: 432 × 87 × 314 mm; NAPSC: 121 × 57 × 187 mm; SuperCap DR: 432 × 122 × 374 mm; NAP 250 DR: 432 × 90 × 314 mm.
• Weight – NAC 282 approx. 7.0 kg; NAPSC approx. 2.1 kg; SuperCap DR approx. 14 kg; NAP 250 DR approx. 14.2 kg, all contributing to robust mechanical stability and low-noise operation.
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Naim Audio NAP500
• Naim Audio NAP500 Overview – The Naim Audio NAP500, released in 2000, is a flagship solid-state Class AB stereo power amplifier featuring a dual-chassis design with external power supply for exceptional clarity, stability, and musical authority.
• Reference-Class Power Delivery – Engineered with Naim’s discrete transistor output stage and a massive toroidal supply, the NAP500 delivers immense current, superb dynamic swing, and complete control over demanding loudspeakers at any volume.
• Precision and Musicality – The Naim Audio NAP500 maintains remarkable timing accuracy, low noise, and holographic imaging, offering a deeply engaging presentation suited for high-resolution sources and premium reference systems.
• Flagship Build and Engineering – With a resonance-controlled aluminium casework, suspended circuit boards, and advanced thermal management, the NAP500 ensures long-term reliability and consistent high-level performance.
• Dimensions – Amplifier head unit approx. 432 mm (W) × 135 mm (H) × 374 mm (D); power supply approx. 432 mm (W) × 135 mm (H) × 374 mm (D).
• Weight – Combined system weight approx. 40–45 kg, reflecting the substantial transformer mass and mechanically isolated chassis architecture.
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Naim NAP 350 Monoblock
• Product Overview – Naim NAP 350 Monoblock Power Amplifiers, released in 2023, are solid-state Class D reference monoblocks using Naim’s Statement-derived technology, delivering immense power, speed, and control for flagship loudspeaker systems.
• Advanced Amplification Design – Each monoblock employs Naim’s proprietary Class D topology with ultra-fast switching, low noise floor, and optimised grounding, ensuring exceptional timing accuracy, dynamic headroom, and musical coherence.
• Sound Performance – The Naim NAP 350 Monoblock Power Amplifiers provide explosive dynamics, iron-fisted bass control, and expansive soundstage scale, while preserving Naim’s trademark rhythmic drive and natural tonal balance.
• Specifications – Rated at 175 W into 8 ohms and 345 W into 4 ohms per monoblock, stable into low-impedance loads, with wide bandwidth response and advanced thermal management for sustained high-level performance.
• Dimensions – Each chassis measures approximately 432 mm (W) × 91 mm (H) × 317 mm (D), matching Naim’s New Classic series proportions for seamless integration within reference-level Naim systems.
• Weight – Each monoblock weighs approximately 14.4 kg, reflecting substantial internal power regulation, mechanical isolation, and rigid enclosure construction essential for electrical stability and vibration control.
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Naim NAP 500 with Power Supply
• Naim NAP 500 with Power Supply – The Naim NAP 500 with Power Supply is a flagship Class AB stereo amplifier offering exceptional current delivery, speed, and low-noise performance for uncompromising reference-level systems.
• Dual-Chassis Reference Design – Its dedicated 500PS power supply isolates regulation from the amplifier stage, significantly reducing noise floor and enhancing clarity, dynamic expression, and overall musical transparency.
• Advanced Output Topology – Using wide-bandwidth output devices and rigorously matched components, the amplifier maintains impressive control over complex speaker loads while delivering deep bass authority and refined microdynamics.
• Precision Mechanical Engineering – Featuring Naim’s anti-resonant casework, suspended PCBs, and meticulous shielding, the system minimises vibration interference to preserve low-level detail and maintain long-term performance stability.
• Dimensions – Amplifier: approx. 432 mm (W) × 160 mm (H) × 374 mm (D). Power supply: approx. 432 mm (W) × 160 mm (H) × 374 mm (D). Ideal for full-sized hi-fi racks.
• Weight – Amplifier approx. 25 kg; power supply approx. 25 kg. Robust construction contributes to improved damping, mechanical stability, and enhanced sonic purity.
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Naim Audio NAP 300DR with Power Supply
• Naim Audio NAP 300DR with Power Supply – A high-performance Class AB stereo power amplifier delivering 90 watts per channel into 8 ohms, featuring Naim’s Discrete Regulator (DR) technology for ultra-low noise and effortless musicality.
• Class AB Amplification Precision – The Naim Audio NAP 300DR with Power Supply utilizes NA009 transistors derived from Naim’s Statement series, offering superior current delivery, dynamic headroom, and exceptional control over complex loudspeakers.
• Dual-Chassis Power Design – A fully separate power supply ensures isolation between signal and power paths, significantly reducing interference while improving transient speed, spatial depth, and timing accuracy.
• Reference-Level Engineering – Each Naim Audio NAP 300DR with Power Supply is hand-built and tested in Salisbury, UK, ensuring consistent precision, longevity, and the unmistakable Naim rhythmic drive.
• Product Dimensions – Amplifier: 87 mm (H) × 432 mm (W) × 314 mm (D); Power Supply: 87 mm (H) × 432 mm (W) × 314 mm (D) for ideal rack integration.
• Weight – Amplifier module weighs approximately 12.6 kg, while the power supply is 15.8 kg, ensuring mechanical stability and superior vibration isolation for peak audio performance.
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Naim Audio NAP300 and NAC252 Supercap
• Naim Audio NAP300 and NAC252 Supercap Overview – Released in the early 2000s, this solid-state Class AB amplifier and reference preamplifier system uses dual-chassis power supplies to deliver exceptional musicality, clarity, and current-drive authority.
• Reference Preamplifier Precision – The NAC252, powered by the Supercap, employs discrete Class A gain stages and regulated supply rails, providing ultra-low noise performance, superb timing accuracy, and precise microdynamic expression across all sources.
• Dual-Chassis Power & Control – The Naim Audio NAP300 and NAC252 Supercap pairing offers 90W per channel with high-current delivery, ensuring exceptional loudspeaker grip, wide dynamic headroom, and the rhythmic drive Naim is renowned for.
• Advanced Mechanical & Electrical Engineering – With mechanically decoupled boards, aluminium casework, and multi-stage regulated power supplies, the system achieves remarkable stability, low distortion, and reliable long-term reference performance.
• Dimensions – NAC252: 432 × 87 × 314 mm. Supercap: 432 × 87 × 314 mm. NAP300 head unit: 432 × 87 × 314 mm; NAP300 PSU: 432 × 135 × 314 mm.
• Weight – NAC252 approx. 7 kg; Supercap approx. 15 kg; NAP300 system approx. 23–25 kg, reflecting substantial transformers and isolated power architecture.
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Naim NSS 333 Streamer and Naim NPX 300 Power Supply
• Product Overview – Naim NSS 333 Streamer and Naim NPX 300 Power Supply, released in 2023, form a reference-level network player system, combining Naim’s latest streaming platform with an external power supply for ultimate performance.
• Streaming Architecture – Built around Naim’s new streaming platform, the system supports high-resolution PCM and DSD, advanced buffering, precision clocking, and galvanically isolated inputs for exceptionally low noise and timing accuracy.
• Sound Performance – The Naim NSS 333 Streamer and Naim NPX 300 Power Supply deliver expansive soundstage depth, authoritative bass grip, and refined microdynamics, revealing musical nuance and rhythmic drive characteristic of Naim reference sources.
• Specifications – Supports up to PCM 32-bit/384 kHz and DSD128, features balanced XLR and RCA outputs, multiple digital inputs, network streaming services, and discrete analogue stages powered independently by the NPX 300.
• Dimensions – Each chassis measures approximately 432 mm (W) × 91 mm (H) × 317 mm (D), maintaining Naim’s classic full-width enclosure format for seamless integration with reference-level Naim systems.
• Weight – NSS 333 weighs approximately 14 kg, while the NPX 300 power supply adds about 15 kg, reflecting substantial transformers, regulation stages, and vibration-controlled mechanical construction.
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Naim Audio NAC552 Preamp NAP500 Amplifier
• Naim Audio NAC552 Preamp NAP500 Amplifier Overview – Released in the early 2000s, this flagship Class AB solid-state pairing delivers Naim’s highest level of musical transparency, current drive, and system authority using dual-chassis designs with external power supplies.
• Reference-Grade Preamp Performance – The NAC552 features suspended circuit boards, discrete Class A gain stages, and the 552PS supply, offering ultra-low noise, holographic imaging, and unmatched musical timing across all high-resolution sources.
• Flagship Power Delivery – The Naim Audio NAC552 Preamp NAP500 Amplifier system provides immense dynamic headroom, exceptional speaker control, and unparalleled clarity, combining precision transistor output stages with a massive toroidal supply.
• Ultimate Naim Engineering – Both units employ mechanical decoupling, rigid aluminium casework, and high-voltage regulation, ensuring long-term stability, low distortion, and reference-level performance in demanding audio environments.
• Dimensions – NAC552: 432 mm (W) × 87 mm (H) × 314 mm (D) with 552PS at 432 mm × 87 mm × 314 mm. NAP500 and its PSU each approx. 432 mm × 135 mm × 374 mm.
• Weight – NAC552 approx. 12 kg combined with PSU; NAP500 system around 40–45 kg, reflecting its heavy transformer mass and mechanically isolated dual-chassis architecture.
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