ESX QUANTUM Q-FOUR 4-Kanal Class D Verstärker, 4 x 100 WRMS @ 4 Ohm

4-channel amplifier
Delivered between Thu, 4.6. and Fri, 5.6.
Only 3 pieces in stock at third-party supplier
Supplied by
free shipping

Product details

The ESX QUANTUM Q-FOUR is a powerful 4-channel Class D amplifier designed for outstanding sound quality in vehicles. With an RMS output power of 4 x 100 watts at 4 ohms and a maximum power of 4 x 200 watts at 4 ohms, this amplifier delivers impressive performance suitable for various speaker configurations. The innovative Class D technology ensures a high efficiency of up to 90%, meaning less energy is wasted and more power is available for sound. The amplifier is compact, with dimensions of 150 x 220 mm, making it ideal for various installations. Additionally, it features an automatic turn-on function that allows for easy integration into existing systems. The robust cast heat sink ensures efficient heat dissipation, while the elegant acrylic cover in piano finish gives the amplifier an appealing design. The Q-FOUR is suitable for both 12V and 24V onboard networks, making it versatile for use.

  • High-quality Class D technology for high efficiency
  • Automatic turn-on function for easy integration
  • Compact design with only 150 x 220 mm
  • Robust cast heat sink for optimal heat dissipation.

Key specifications

Car HiFi Amplifier Features
High-pass filtersLow pass filter adjustableSubsonic filter
Max. Output power 4 Ohm
4 x 200 W
Max. Output power 2 Ohm
4 x 240 W
RMS output power 4 Ohm
4 x 100 W
RMS output power 2 Ohm
4 x 120 W

General information

Item number
69560977
Manufacturer
ESX
Category
Car hi-fi amplifiers
Manufacturer No.
Q-FOURV3
Release date
19.4.2026
External links

Amplifier properties

amplifier type
4-channel amplifier
Input voltage
10 - 16 V
Max. power input
50 A
Signal to Noise Ratio >
90 dBA
Car HiFi Amplifier Features
High-pass filtersLow pass filter adjustableSubsonic filter

Amplifier output power

Max. Output power 4 Ohm
4 x 200 W
Max. Output power 2 Ohm
4 x 240 W
RMS output power 4 Ohm
4 x 100 W
RMS output power 2 Ohm
4 x 120 W

Voluntary climate contribution

CO₂ emissions
29.26 kg
Climate contribution
CHF 0.70

Product dimensions

Depth
220 mm
Width
150 mm
Height
50 mm

30-day right of return
24 Months Warranty (Bring-in)

Compare products

Goes with

Reviews & Ratings