Fosi Audio V3 Mono

The Best Choice for Home Audio Systems!
  • Monoblock design (ideal for subwoofers)
  • XLR and phono inputs
  • Rated power: 240W (@4 Ohm), 160W (@6 Ohm), 120W (@8 Ohm)
  • Frequency response: 10 Hz - 30 kHz
  • Texas Instruments TPA3255 amplifier chip
  • Automatic standby mode after 10 minutes
Variants (1)
Fosi Audio V3 Mono 2x Set
Fosi Audio V3 Mono 2x Set Fosi Audio V3 Mono 2x Set
Fosi Audio V3 Mono 2x Set
  • Monoblock design (ideal for subwoofers)
  • XLR and phono input
  • Rated power: 240W (@4 Ohm), 160W (@6 Ohm), 120W (@8 Ohm)
  • Frequency response: 10 Hz - 30 kHz
  • Texas Instruments TPA3255 amplifier chip
  • Automatic standby mode after 10 minutes
  • 2-piece value set
single 299,98 
289,90
149,99
All prices include VAT
Ready for shipping

0% financing for 12,49 € per month
Standard Shipping
free
Delivery time 1 - 2 working days
Priority Shipping
+ 0,99
Shipping on 20.05.2026
Express Shipping
+ 5,90
Delivery on Thursday, 21.05.2026, if you order within  9 Hrs. 10 Min. 
Shipping and Delivery

Ideal for Subwoofers!

The Fosi Audio V3 Mono is a power amplifier for people who value high-quality sound in a compact format. Unlike regular stereo amplifiers that drive two speakers, the V3 Mono is a monoblock amplifier that powers a single speaker. That makes it perfect for subwoofer setups or for driving a single HiFi speaker in a minimalist audio system.

The V3 Mono delivers impressive output power and is equipped with the TPA3255 amplifier chip from Texas Instruments, known for its efficiency and clear sound reproduction. It also offers various input options like phono and XLR jacks, making it compatible with a wide range of audio gear. The innovative heat-dissipation design keeps the amplifier cool even during extended use.

With its combination of power, clarity, and compact design, the Fosi Audio V3 Mono is a compelling option for audio fans who want to give their sound system more punch and definition.

Features

  • Monoblock design: Powers a single speaker, ideal for subwoofers or minimalist setups
  • Balanced XLR input
  • Phono input with 25 dB and 31 dB gain selection
  • Texas Instruments TPA3255 amplifier chip
  • Multiple input options: Compatible with most audio sources via phono and XLR jacks
  • Innovative heat-dissipation design keeps the amplifier cool during extended use
  • Impressive output power
  • Automatic standby mode after 10 minutes
  • Includes 48V-5A power supply
  • Rated power: 240W (@4 Ohm), 160W (@6 Ohm), 120W (@8 Ohm)
  • Signal-to-noise ratio (SNR): ≥123 dB
  • Frequency response: 10 Hz - 30 kHz (±0.06 dB)
  • Input impedance: 4 Ohm - 8 Ohm
  • Amplifier Classification: D
  • Amplifier topology: TI TPA3255 chip
  • Input connector type: 1x balanced XLR, 1x phono
  • Output connector: speaker terminals, banana plugs
  • Power requirements: 32 - 48 V DC
  • Dimensions (L x W x H): 142 x 107 x 41 mm

Scope of delivery

  • 1 x Fosi Audio V3 Mono power amplifier
  • 1 x power supply

Specification

  • Product number 00113682
  • Power (Watts) 240
  • Outputs Terminal connections for loudspeakers
  • Inputs Cinch / RCA, XLR
  • Colour Black

Reviews

Questions about product

Your question about the article Fosi Audio V3 Mono

Your question will be forwarded directly to the department and answered as soon as possible.

No questions have yet been asked about this article.

Financing

ConsorsFinanz Finanzierung

Consors Finanz logo
You can finance your order in convenient monthly installments from a value of €100.00.
Product Video
Your contact persons

The hotline is currently not manned. You can reach us again on Wednesday, 20.05.2026 at 09:30.

Wednesday 09:30 - 18:00
Thursday 09:30 - 18:00
Friday 09:30 - 18:00
Saturday 09:30 - 13:30
Monday Closed
Tuesday 09:30 - 18:00