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4 Channel Amplifiers
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Helix DB Four
Power AmplifierChannels: 4.0Max. Output Power per Channel: 60 WFrequency Range: 10 Hz - 30 kHzLow-Pass: 40 Hz - 4,000 HzHigh Pass: 15 Hz - 4,000 HzSignal-to-Noise Ratio: 93 dBImpedance: 10 ΩInput Sensitivity: 8,000 mVDimensions: H53 mm x W362 mm x D277 mm
£124.95
Pioneer GM-A3702
Power AmplifierChannels: 2.0Max. Output Power per Channel: 250 WImpedance: 4 ΩFrequency Range: 10 Hz - 70 kHzConnections: Audio input (RCA), Speaker terminals, Subwoofer OutputLow-Pass: 80 HzSignal-to-Noise Ratio: 95 dBDimensions: H60 mm x W246 mm x D180 mm
£69.77
Pioneer GM-D1004
Power AmplifierChannels: 4.0Max. Output Power per Channel: 100 WImpedance: 4 ΩConnections: Audio input (RCA), DIN-ISO, Speaker terminalsLow-Pass: 80 HzHigh Pass: 80 HzDimensions: H38 mm x W181 mm x D64 mm
£149.95
Eton PA 4
Channels: 4.0Max. Output Power per Channel: 140 WClass-D amplifier technology for high efficiency and distortion-free soundOutput power: 2 x 45 watts and 2 x 80 watts at 4 ohmsSignal-to-noise ratio of 78 dB and damping factor over 65Detachable connectors for power and audio signalsStackable design with versatile mounting feet
£299.99
Shipping: Free
eBay - cen-uk
Musway M4+
4-channel Class D amplifier with 8-channel DSPOutput power of 540 watts RMSBridgeable power outputs with 135 watts RMS per channelEMC interference-resistant technologyHigh-level input with error protection systemDual 32-bit DSP technology controllable via software or appDimensions: Height 44 cm, Length 150 cm, Width 220 cm
£499.99
Pioneer GM-ME400X4
Marine-grade Class-D digital amplifier by PioneerSpecial coating and protective covers for side panels and RCA connectorsVariable high-pass and low-pass filters for precise audio frequency tuningSpeaker input sensor enables easy connection of OEM devicesClass-D technology for premium sound and high volume levelsPower: 800 Watts RMS, 400 Watts max.
£299.99
Kenwood XH401-4
Power AmplifierChannels: 4.0Max. Output Power per Channel: 200 WFrequency Range: 20 Hz - 50 kHzConnections: Audio input (RCA)Sound: StereoOutput Power: 1,000 WLow-Pass: 50 Hz - 200 HzHigh Pass: 50 Hz - 200 HzDimensions: H35 mm x W169 mm x D220 mm
£284.95
Alpine R-A60F
4/3/2 channel digital amplifier with Hi-Res audio compatibilityMaximum output power of 1200 WRMS power of 100 W per channel at 4 ohmsFrequency response from 10 Hz to 45 kHzCompact design and easy installationAdjustable crossover with low-pass and high-pass filtersWeight of 3.3 kg, dimensions 282 x 55 x 165
£329.95
Musway M6v4
Power AmplifierChannels: 6.0Max. Output Power per Channel: 166 WImpedance: 2 ΩFrequency Range: 10 Hz - 20 kHzConnections: Audio input (3.5 mm), Audio output (3.5 mm), S/PDIF optical, USBSignal-to-Noise Ratio: 94 dBRemote Control: OptionalDimensions: H44 mm x W200 mm x D150 mm
£539.99
Pioneer GM-A6704
Power AmplifierChannels: 4.0Max. Output Power per Channel: 60 WFrequency Range: 10 Hz - 70 kHzConnections: Speaker terminalsLow-Pass: 40 Hz - 500 HzHigh Pass: 40 Hz - 500 HzSignal-to-Noise Ratio: 95 dBDimensions: H60 mm x W356 mm x D215 mm
£120.08
source: Amazon
Kenwood KAC-M1814
Compact digital four-channel amplifier for car audio systemsClass D digital technologyMax. output power: 400 wattsFrequency response: 20 20,000 HzRCA / speaker-level inputVariable low& high-pass filtersCompact size: 145 x 45 x 99 mm
£129.99
Hertz DP 4.400
Channels: 4.0Max. Output Power per Channel: 75 WImpedance: 4 Ω4-channel Class AB amplifier with a total power output of 1000 WOutput power at 4Ω: 75 W x 4, at 2Ω: 105 W x 4Adjustable high-/low-pass filters and bass boostAutomatic on/off via speaker outputDimensions: height 5 cm, length 33.5 cm, width 19 cm
£238.90
ESX SXT900.4
Channels: 4.0Max. Output Power per Channel: 257 WImpedance: 4 ΩFrequency Range: 50 Hz - 5 kHzConnections: Audio input (RCA), Speaker terminals
£259.99
Shipping: Free
eBay - allwoodsaudio
Excalibur X600.4
Power AmplifierChannels: 4.0Max. Output Power per Channel: 60 WConnections: Audio output (RCA)Output Power: 600 WDimensions: H56 mm x W365 mm x D220 mm
£98.71
Focal Impulse 4.320
Power AmplifierChannels: 4.0Max. Output Power per Channel: 80 WImpedance: 2 ΩFrequency Range: 10 Hz - 20 kHzConnections: Audio input (RCA)Output Power: 320 WLow-Pass: 40 Hz - 200 HzHigh Pass: 40 Hz - 200 Hz
£228.47
Rockford Fosgate T800-4ad
Power AmplifierChannels: 4.0Max. Output Power per Channel: 200 WImpedance: 1 ΩFrequency Range: 20 Hz - 20 kHzConnections: Audio input (RCA), Speaker terminalsMax. Subwoofer Output Power: 800 WLow-Pass: 50 Hz - 500 HzHigh Pass: 50 Hz - 500 HzDimensions: H54.2 mm x W206.8 mm x D346.9 mm
£849.99
Shipping: Free
eBay - caraudiosecurityltd
JL Audio RD400/4
Power AmplifierChannels: 4.0Max. Output Power per Channel: 100 WImpedance: 2 ΩFrequency Range: 12 Hz - 22 kHzConnections: Audio output (3.5 mm)Signal-to-Noise Ratio: 104 dBDimensions: H54 mm x W248 mm x D177 mm
£369.00
Shipping: Free
eBay - motor-solutions
Audison SR 4.500
Power AmplifierChannels: 4.0Max. Output Power per Channel: 450 WConnections: Audio input (RCA), Audio output (RCA), Speaker terminalsSound: StereoOutput Power: 900 WBandwidth: 10 Hz - 35,000 Hz
£449.00
Shipping: Free
eBay - audiofile_incar
ESX QM-FOUR-PP
4-Channel Class D Mini Digital Amplifier with 720 Watt Max Output Power4 x 90 Watts RMS at 2 Ohms, 2 x 180 Watts RMS Bridged at 4 OhmsCompact dimensions of 21.6 x 8.4 cmHigh-pass/Low-pass filter from 40 to 4000 HzAutomatic turn-on function and high-level inputsAdjustable Bass Boost from 0 to 12 dBAdapter wiring harness for Power Quadlock control units (5 m)
£239.99
Rockford Fosgate R2-500X4
4-channel Class D amplifier with 1000 W power output4 x 75 / 125 Watt RMS at 4 / 2 Ohms2 x 250 Watt RMS bridged at 4 OhmsHigh-/Low-pass frequencies from 50 to 250 HzC.L.E.A.N. setup for easy adjustmentBalanced differential inputs and high-level inputs with Auto Turn OnDimensions: Height 49 cm, Length 255 cm, Width 173 cm
£279.99
Shipping: Free
eBay - cen-uk
JL Audio HD 600/4
Power AmplifierChannels: 4.0Max. Output Power per Channel: 600 WImpedance: 4 ΩLow-Pass: 50 Hz - 500 HzHigh Pass: 50 Hz - 500 HzSignal-to-Noise Ratio: 87 dBDimensions: H49 mm x W273 mm x D200 mm
£1,059.00
Pioneer GM-A4704
Pioneer GM-A47044-Channel Amplifier with 520 WCan drive multiple speakers or a subwooferUp to 6.5 V Input Voltage
£124.98
Fusion SG-DA41400
4-channel Class D amplifier with a power output of 1400 wattsDesigned for extreme marine conditions with protection against salt and moistureCapability to operate up to two speakers per channel at 2 ohmsCircuit boards treated with protective coating for additional environmental protectionRobust aluminum heat sink for optimal heat dissipationDimensions: Height 5.5 cm, Length 30.5 cm, Width 23.5 cm
£440.24
Shipping: Free
eBay - simplybrandsdirect
Phoenix Gold Z3004
4-channel Class A/B amplifier with an output power of 600 WRMS power: 60 W x 4 at 4 Ohms, 75 W x 4 at 2 Ohms, 150 W x 2 at 4 Ohms bridgedFrequency response from 20 Hz to 20 kHzSignal-to-noise ratio over 50 dBBuilt-in cooling fan for temperature regulationHigh and low inputs for versatile connectivityDimensions: 312 mm x 186 mm x 49 mm
£169.00
Shipping: Free
eBay - caraudiowarehouse2012
Pioneer GM-DX874
Power AmplifierChannels: 4.0Max. Output Power per Channel: 150 WImpedance: 2 ΩFrequency Range: 10 Hz - 50 HzConnections: Audio input (RCA), Audio output (RCA), Speaker terminals, Subwoofer OutputSignal-to-Noise Ratio: 95 dBMega Bass: YesRemote Control: YesDimensions: H60 mm x W252 mm x D215 mm
£289.99
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Base price: £289.99 / Unit
eBay - incarproducts
DLS CA-CCi44
DLS CCi44 4-Channel AmplifierAmplifier Class AB, Mono-Bridge Mode 2 x 220 Watts RMSOutput Power 2 Ohms: 4 x 110 Watts RMS, 4 Ohms: 4 x 85 Watts RMSDamping Factor >300, Distortion 110 dBFrequency Range 10 Hz 60 kHz, Input Sensitivity 1 4 VoltsFilters High-Pass 50 500Hz, Low-Pass 50 500HzIntegrated Fan, Dimensions 129 x 320 x 54 mm, Weight 2.4 kg
£280.00
Shipping: Free
eBay - auto-audio-hub
JBL Concert A704
Channels: 4.0Max. Output Power per Channel: 70 WImpedance: 4 ΩFrequency Range: 10 Hz - 45 kHzConnections: Audio input (RCA), Speaker terminalsMax. Subwoofer Output Power: 180 W4-channel Class AB amplifierAdjustable high/low-pass crossover frequency from 40 Hz to 400 HzAutomatic power-on function upon detection of DC or +12V signal
£128.72
Shipping: Free
Amazon Marketplace - just-sound Hifi
Pioneer GM-D8704
4-channel Class-D amplifier with 1,200 W power outputSpeaker input sensor allows easy connection of OEM devices without adapterVariable low-pass filter frequency for audio system flexibilityConnection for multiple devices to connect up to 4 subwoofersMaximum input power: 4 x 200W (4Ω) / 4 x 300W (2Ω) / 1200W totalHousing dimensions: 252 x 60 x 215 mm
£167.99
Audison SR 5.600
5-channel Class D amplifier with a total power output of 2020 WOutput power of 75 W x 4 and 330 W x 1 at 4 OhmsBuilt-in crossover for flexible audio adjustmentsCompact design made of extruded aluminum with rounded cornersBalanced high-level inputs and low-level RCA inputART function for automatic power on and offDimensions: Height 5.5 cm, Length 23.5 cm, Width 30 cm
£499.95
Shipping: Free
Amazon Marketplace - Motor Solutions
Alpine S-A55V
5-channel digital amplifier with 1100 watts powerRMS power: 4x 60 W at 2 ohms and 1x 300 W for subwooferFrequency response from 10 Hz to 45 kHzIntegrated high-pass and low-pass filters for frequency controlCompact design with low space requirementsWeight: 3.2 kg, dimensions: 302 x 57 x 210
£449.00
Focal FPX 4.400 SQ
Power AmplifierChannels: 4.0Max. Output Power per Channel: 70 WImpedance: 4 ΩFrequency Range: 10 Hz - 22 kHzLow-Pass: 40 Hz - 5,000 HzHigh Pass: 40 Hz - 5,000 HzDimensions: H57 mm x W175 mm x D315 mm
£449.00
Shipping: Free
eBay - bassjunkies-wton
Rockford Fosgate T400X4AD
4-Channel Digital Car Amplifier with 800 Watt Power4 x 100/100 Watt RMS at 4/2 Ohm, 2 x 200 Watt RMS at 4 Ohm bridgedUltra-compact and highly efficient, ideal for hybrid and small vehiclesMulti-impedance technology and dual-fan coolingLow-level and high-level inputs with automatic turn-on functionC.L.E.A.N. input/output clip detection for optimal tuningDimensions: Height 41 mm, Length 108 mm, Width 211 mm
£459.99
Shipping: Free
eBay - caraudiodirect-uk
Musway Four 100
4-channel Class D amplifier with a power output of 1600 W4 x 120/200 Watt RMS at 4/2 OhmsHigh-pass filter from 50 to 5000 Hz and low-pass filter from 50 to 5000 HzEPS protection circuit and automatic turn-on functionHeatsink and end panels made of brushed aluminumHighand low-level inputs as well as RCA inputsDimensions: height 15 cm, length 22 cm, width 4.5 cm
£300.99
Shipping: Free
eBay - tendersounds
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