JAFour 4-Channel Class-D Amplifier Clean Power, Versatile Control, Compact Form The JAFour is a powerhouse in a sleek chassis, delivering clean Class-D efficiency and 4-channel flexibility. Whether you’re powering a full system or bridging channels for higher output, this amplifier provides precise control and strong, reliable performance. It supports both high-level (speaker wire) and low-level (RCA) inputs, making it compatible with virtually any audio setup. With selectable high-pass, low-pass, and full-range crossovers plus variable bass boost, you can customize your system’s sound to match your music—or your mood. Why it’s robust Real power you can use: 125W x4 @ 4Ω, 215W x4 @ 2Ω, or 445W x2 bridged @ 4Ω (1% THD+N). Strong dynamic headroom: Up to 950W max dynamic power (10% THD+N). Precision tuning: Selectable HPF/LPF with wide 50–250 Hz range, plus variable bass boost @ 45 Hz (0–6 dB). Clean signal path: 82 dBA S/N (1 W ref) and <0.12% THD+N at 1 W for smooth, low-noise performance. Flexible integration: Works with high-level and RCA inputs; 2/4-ohm stereo stable; bridgeable for powerful sub setups. Installer friendly: Variable gain (300 mV–6 V), 8 AWG power/ground and 12 AWG speaker wire recommendations, 30A fuse, and a compact 1.99” x 6.53” x 9.13” (H x D x W) footprint. Specifications: Speaker Outputs: 4 Class: D Digital CTA-2006-D Certification: Certified Speaker Inputs: High level (Speaker Wire), Low Level (RCA) 2 Ohm Stable Stereo Operation: Yes Total Dynamic Power: 950 Watts Crossover: Adjustable high-pass/low-pass/full range 50 Hz – 250 Hz Frequency Response: 20 Hz ~ 20 kHz Gain Adjustment: Variable 300mV ~ 6V Signal to Noise Ratio: 82 dBA (reference: 1 Watt RMS) Adjustable Bass Boost: 45 Hz Recommended Power/Ground Wire: 8 AWG Recommended Speaker Wire: 12 AWG Fuse Size and Type: 30A x 2

JAFour 4-Channel Class-D Amplifier Clean Power, Versatile Control, Compact Form The JAFour is a powerhouse in a sleek chassis, delivering clean Class-D efficiency and 4-channel flexibility. Whether you’re powering a full system or bridging channels for higher output, this amplifier provides precise control and strong, reliable performance. It supports both high-level (speaker wire) and low-level (RCA) inputs, making it compatible with virtually any audio setup. With selectable high-pass, low-pass, and full-range crossovers plus variable bass boost, you can customize your system’s sound to match your music—or your mood. Why it’s robust Real power you can use: 125W x4 @ 4Ω, 215W x4 @ 2Ω, or 445W x2 bridged @ 4Ω (1% THD+N). Strong dynamic headroom: Up to 950W max dynamic power (10% THD+N). Precision tuning: Selectable HPF/LPF with wide 50–250 Hz range, plus variable bass boost @ 45 Hz (0–6 dB). Clean signal path: 82 dBA S/N (1 W ref) and <0.12% THD+N at 1 W for smooth, low-noise performance. Flexible integration: Works with high-level and RCA inputs; 2/4-ohm stereo stable; bridgeable for powerful sub setups. Installer friendly: Variable gain (300 mV–6 V), 8 AWG power/ground and 12 AWG speaker wire recommendations, 30A fuse, and a compact 1.99” x 6.53” x 9.13” (H x D x W) footprint. Specifications: Speaker Outputs: 4 Class: D Digital CTA-2006-D Certification: Certified Speaker Inputs: High level (Speaker Wire), Low Level (RCA) 2 Ohm Stable Stereo Operation: Yes Total Dynamic Power: 950 Watts Crossover: Adjustable high-pass/low-pass/full range 50 Hz – 250 Hz Frequency Response: 20 Hz ~ 20 kHz Gain Adjustment: Variable 300mV ~ 6V Signal to Noise Ratio: 82 dBA (reference: 1 Watt RMS) Adjustable Bass Boost: 45 Hz Recommended Power/Ground Wire: 8 AWG Recommended Speaker Wire: 12 AWG Fuse Size and Type: 30A x 2

Create a custom sound experience with this KICKER CX-Series mono amplifier. The variable 12dB crossovers provide the control you need to get the exact sound you want, and the 24dB subsonic filter protects against damaging frequencies. With its small footprint and Fail-safe Integration Technology-PLUS, this KICKER CX-Series mono amplifier is easy to install and works with almost any radio.

The Pioneer GM-DX874 four-channel amplifier will deliver up to 150 watts RMS to each of your front and rear speakers for powerful music. Highly efficient Class D technology keeps this powerful amp running as cool as it looks, and allows for a compact chassis that fits in a lot of out of the way spaces. The frequency response of this amplifier stretches up to 50,000 Hz, for Hi-Res Audio Certified playback. Pioneer uses high-grade electronic parts and gold-plated RCA connections to ensure maximum performance. Speaker-level inputs allow you to install this amp in a factory system with no RCA connections. The amplifier switches its input mode automatically when it detects the high-level signal, eliminating the need to run a turn-on lead to your receiver or fuse box. Built-in high- and low-pass filters let you adjust the sound for your vehicle's interior, whether you're driving speakers or subs.

Boost the bass in your car with this KICKER 1200W mono amplifier. Stability at 1 ohm allows for use of multiple sound system wiring options, while a subsonic filter at 24dB protects speakers from dangerous frequencies. This KICKER 1200W mono amplifier features 12dB crossovers to control sound precisely and comes with vertical mounting hardware for unique configurations.
| Pros for Jensen - JAFOUR 4 Channel MOSFET Amplifier 125 Watts - Black/Gray | |||
|---|---|---|---|
| There were no pros for this product— | Power, Sound Quality, Size, Ease of use, Price | Sound Quality, Power, Size, Installation Ease | Power, Sound Quality, Size, Ease of use, Bass |
| Cons for Jensen - JAFOUR 4 Channel MOSFET Amplifier 125 Watts - Black/Gray | |||
| There were no cons for this product— | Heat | Heat Dissipation | Heat |
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