Description
JL Audio AP 4 Channel Amplifier AP300/4
Power the moment with the ultracompact JL Audio AP amplifiers, available in monoblock, 4 channel with and without Bluetooth technology, as well as 6 channel with staggered power — ideal for a system amplifier. These Class-D amplifiers are IP67-rated (excluding cables) with tough cast-alloy water-resistant construction. The monoblock, 4 channel and 6 channel feature built-in LCD displays for manual control. For additional optimisation, pair with a Fusion head unit with built-in DSP, and download the Fusion Audio smartphone app for selectable profiles. This enables the Easy Tune feature, which streamlines amplifier setup to ensure superior sound quality and system protection. The 4 channel with Bluetooth pairs with your smartphone for seamless audio streaming and includes an IP67-rated wired remote that can be flush-, surface- or bar-mounted.
## Features##
Features
Power Output
Rugged Class-D amplifiers are available in monoblock (300-watt RMS), 4-channel (300-watt RMS), 4-channel with Bluetooth technology (200-watt RMS), and a staggered-power 6-channel (600-watt RMS).
Durability
Amplifiers are ignition-protected and IP67-rated (excluding cables) for use in the toughest environments.
Streamlined Setup
The monoblock (300-watt RMS), 4-channel (300-watt RMS), and 6-channel (600-watt RMS) models include a built-in LCD display for manual control and the Easy Tune feature, simplifying setup while ensuring superior sound quality and system protection.
## Features##
## Specifications##
| Category | Specification | AP300/4 |
|---|---|---|
| General | Channels | 4 |
| Physical dimensions (HxWxD) | 1.85" × 10.43" × 4.90" (47 × 265 × 125 mm) | |
| Water & dust rating | IP67 | |
| Operating temperature | −20°C to 65°C (−4°F to 149°F) | |
| Warranty | 3 years | |
| Operating voltage | 9–16 VDC | |
| Audio | Amplifier class | Class D |
| Rated RMS power @ 4Ω | 50 W × 4 / 150 W × 2 (bridged) | |
| Rated RMS power @ 2Ω | 75 W × 4 | |
| THD+N @ rated power | <1% @ 4Ω per channel | |
| Frequency response | 20 Hz – 20 kHz | |
| Input voltage range (RCA, switchable) | 200 mV–2 VRMS (low)800 mV–8 VRMS (high) | |
| Input impedance | 11kΩ (high level)20kΩ (low level) | |
| Current consumption (standby) | <1 mA | |
| Current consumption (idle) | 700–750 mA | |
| Fuse rating | 35 A | |
| Protection circuits | Input under/over voltageOver temperatureOutput short circuit | |
| Signal Processing | HP variable crossover | 20–500 Hz, 12 dB/octave |
| LP variable crossover | 20–500 Hz, 12 dB/octave | |
| Bass boost | Yes |
## Specifications##
## Compatibility##
Compatible with the following speakers
JL Audio M3 Speakers & Subwoofers
Fusion MS-RA 210 Marine Stereo
Fusion XS Series Speakers & Subwoofers
## Compatibility##
