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Car Audio
Jensen  |  SKU: JAFour
$66.00 off

Jensen JAFour 4-Channel Class-D MOSFET Amplifier

Sale price $329.99 Regular price $395.99
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Key features

  • Amplifier channels: 4
  • RMS per channel at 4 ohms: 130 W
  • RMS per channel at 2 ohms: 215 W
  • Frequency response: 20 Hz–20 kHz
  • Input gain range: 0.3–6 V
  • Crossover: Selectable high-pass, low-pass or full range; 50–250 Hz


Description

The Jensen JAFour is an Apex Series 4-channel Class-D MOSFET amplifier engineered to deliver up to 950 W of dynamic power. Its efficient digital circuitry ensures cooler operation and dependable output even when mounted in tight vehicular spaces.

Equipped with selectable high-pass, low-pass, and full-range crossovers, this versatile amplifier seamlessly integrates into various car audio setups. Both high-level speaker wire and low-level RCA inputs provide direct compatibility with factory and aftermarket head units.

Key Features

Brand Jensen
Model JAFour
Product Type Car Audio Amplifier
Amplifier Series Apex Series
Amplifier Class Class-D Digital
Channels 4
Total Dynamic Power 950 W
Continuous Power Output (1% THD+N) 130 W RMS x 4 @ 4 Ohms, 215 W RMS x 4 @ 2 Ohms, 440 W RMS x 2 @ 4 Ohms (Bridged)
Maximum Dynamic Power Output (10% THD+N) 145 W x 4 @ 4 Ohms, 235 W x 4 @ 2 Ohms, 465 W x 2 @ 4 Ohms (Bridged)
Frequency Response 20 Hz – 20 kHz
Signal to Noise Ratio 82 dBA (ref: 1 W RMS)
Total Harmonic Distortion (THD+N) <0.12% at 1 W RMS
Crossover Adjustable high-pass / low-pass / full range (50 Hz – 250 Hz)
Bass Boost Variable 0–6 dB at 45 Hz
Variable Gain 300 mV – 6 V
Audio Inputs High level (Speaker Wire), Low level (RCA)
Fuse Rating 2 x 30A
Recommended Power/Ground Wire 8 AWG
Recommended Speaker Wire 12 AWG
Dimensions (H x D x W) 5.1 cm x 16.6 cm x 23.2 cm
Estimated Shipping Weight 2.2 kg

Highlights

  • This amp can reach a max dynamic power of 950 Watts for a powerful listening experience!

Compatibility

Compatible with vehicle audio systems featuring standard low-level RCA preamp outputs or high-level factory speaker wire inputs. Supports 2 Ohm and 4 Ohm stereo loads as well as 4 Ohm bridged configurations.

Warranty

4-year limited warranty when registered within 60 days of purchase.

Downloads

Frequently asked questions

What is the maximum dynamic power output of the JAFour amplifier?

The amplifier delivers a maximum dynamic power of up to 950 Watts.

Does this amplifier support bridging?

Yes, it supports bridged operation delivering up to 440 Watts RMS x 2 channels at 4 Ohms.

What type of audio inputs does the unit accommodate?

It accepts both high-level speaker wire inputs and low-level RCA inputs for versatile stereo integration.

What crossover controls are available?

It features selectable high-pass, low-pass, and full-range crossover settings adjustable from 50 Hz to 250 Hz.