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Our knowledgeable advisers like Eddie Fields can help you choose and buy the gear you’ll love for years to come. Call, chat, or email us, or come by the showroom!

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Overview

Reference two Channel Power Amplifier with dedicated Power Supply   As the debut product in our reference 500 Series range, the NAP 500 is a monumental expression of Naim Audio amplifier technology. Its design was honed over six years of collaborative work with suppliers of specialist parts and each product takes days of dedicated assembly by our most skilled technicians in Salisbury. It’s this eye for detail, alongside its remarkable power, that allows the NAP 500 to bring your music into breath-taking focus.  
Features
  • 140W per channel output into 8 ohms; capable of prolonged output into 2 ohms with no discernible impact on performance
  • Bridged power amplifier configuration for maximised open and closed-loop speed, with ten stages of local regulation per channel
  • Two-box configuration with 500 PS power supply for optimum rejection of electromagnetic interference
  • 1,100VA toroidal transformer provides 12 raw DC supplies for the power amplifier
  • 25kg brushed, black-anodised chassis with distinctive heatsink plus variable speed intelligent fan system for discreet extra cooling if required
Audio Inputs Input Impedance 18kΩ Analogue Input 2 x XLR Audio Outputs Minimum Load Impedance 2Ω Frequency Response -3dB at 1.5Hz and 100kHz Gain +30dB Finish Case Brushed and black anodised Front Brushed and black anodised Physical Shipping Weight 28.2 kg Shipping Dimensions 270 x 570 x 520 mm Weight 25 kg Dimensions (HxWxD) 160 x 432 x 374 mm Power Mains Supply 100V, 115V, 230V; 50 or 60Hz Power Supply Options 500PS Speaker Outputs Power Output 140W/channel, 8Ω Transient 700VA Speaker Outputs L & R, 4mm “banana” sockets Supplied with Supplied with 500PS, Power-Line, Burndy

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FAQs

Please read our FAQs page to find out more.

Do you price match?

Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.

Do you offer free shipping?

Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.

Where is your showroom?

We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.

Can I buy online without visiting the showroom?

Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.

Do you offer financing?

Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.

Do you install systems as well as sell equipment?

Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.

Do you provide support after installation?

Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.