The I25 PRISMA integrated amplifier uses UFPD 2 power amplification technology, based on the new UFPD 2 Power Supply, which possesses significantly greater efficiency with lower ripple to generate 100 watts at 8 ohms of absolutely linear power delivery across the entire audible bandwidth. Includes a full-featured DAC stage, as well as Prisma connectivity and control technology.


    Output Power: 2 x 100W 8Ω; 2 x 200W 4Ω
    Analogue Inputs: 5 pair RCA
    Analogue Outputs: PRE 1 pair RCA; Line 1 pair RCA
    Frequency Response: 20Hz – 20kHz, -0.2dB
    THD + N: < 0.01%, 20Hz – 20kHz, 10W at 8Ω
    Signal to Noise: >100dB
  • DAC:
    Inputs: 4 x TOSLINK (192 kHz/24 bit); 2 x RCA (192kHz/24 bit); 1xUSB-B (up to PCM 768kHz/32 bit; DSD 256/11.2MHz)
    Output: 1 x RCA (analog in = 48kHz out; digital in = pass-through)
    Frequency Response: 20Hz – 20kHz +0,1/-0,65
    Signal to Noise: >90dB
    Audio Formats: WAV, LPCM, AIFF, FLAC, ALAC, MP3, MP4 (AAC), WMA, OGG, DSD
    Wired Inputs: USB-A, LAN (up to 192kHz/24 bit; DSD 128/5.6MHz)
    Wireless Inputs: Bluetooth®, AirPlay, Spotify Connect, Chromecast built-in
    WLAN: IEEE 802.11 a/b/g/n/ac compliant; 2.4/5g Hz b, g, n mode
    Control: C25 remote control; RS232; IR in/out; Trigger out
    Power Consumption: Standby 0.5W; Operate <32W analog only; <37W DAC; <40W DAC and Prisma
  • Dimensions (w x d x h): 430 x 420 x 106 mm with knobs and connectors
  • Weight: 11 kg
  • Colour Options: Black or Titanium

Also available as:

I25: analogue inputs only, without DAC or Prisma

I25 DAC: analogue and digital inputs, without Prisma



Review links:

Primare I25 Prisma review Hi Fi Plus June 2019  SEE REVIEWS AND DOWNLOADS 

Primare I25 Prisma Hi Fi Plus 2019 Best Amplifier Award  SEE REVIEWS AND DOWNLOADS

Primare I25 Prisma Hi Fi Choice April 2020, Recommended SEE REVIEWS AND DOWNLOADS