Description
Recoil RED1800.5 – 1800W Class-D 5-Channel Car Audio Amplifier
The Recoil RED1800.5 is a full-range Class-D amplifier designed to power your entire audio system—four speakers plus a subwoofer—from a single, efficient unit. With advanced MOSFET circuitry, 1-ohm stable subwoofer channel, and a remote bass knob included, this amp delivers clean power, deep bass, and precise control for audiophiles and bass enthusiasts alike.
Key Specifications
Max Power Output: 1,800W
RMS Power (14.4V):
CH1–CH4: 140W x4 @ 4Ω | 220W x4 @ 2Ω
CH5 (Subwoofer): 600W x1 @ 4Ω | 980W x1 @ 2Ω | 1,280W x1 @ 1Ω
Frequency Response:
CH1–CH4: 10Hz–25kHz
CH5: 10Hz–300Hz
Input Sensitivity: 0.2V–12V
Filters: Variable HPF, LPF (40Hz–260Hz), Subsonic (12Hz–55Hz)
Bass Boost: 0–12dB (Subwoofer Channel)
Dimensions: 14.6″ x 7.6″ x 2.2″ (370mm x 193mm x 56mm)
Features
Complete System Power – Run front & rear speakers plus a subwoofer with one amplifier.
1-Ohm Stable Sub Channel – Push more subs with stable, powerful bass output.
On-Dash Control – Adjust your bass instantly with the included remote knob.
Cool & Efficient – Class-D design + high-efficiency heatsinks for powerful performance with minimal heat.
4-Way Protection – Thermal, voltage, speaker, and DC protection circuitry for reliable, long-term operation.

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