Wide Open Sound · Curated gear
MTX Marine amplifier MA400.4
WOS Pick What this amp does in 10 seconds — expand for full specs.
- BrandMTX
- SKUMA400.4
- Channels4
- ClassClass A
Mei says"Match this amp to your speakers and sub. Wrong power or wiring = weak system — do it once, do it right."
The stuff you'll actually notice
- 4-channel platform.
Product description
Product info:4-channel marine amplifier50 watts RMS x 4 at 4 ohms100 watts RMS x 4 at 2 ohms200 watts RMS x 2 bridged at 4 ohmsClass D amp technologyfrequency response: 20-20,000 Hzvariable high- and low-pass filters (40-400 Hz, 12 dB/octave)More info:conformal coated circuit boards, rubber gaskets around the RCA inputs, and covered controlspreamp and speaker-level inputsspeaker-level inputs require speaker wire-to-RCA adaptersspeaker-level inputs can handle up to 10V (25W)signal-sensing turn-on with speaker-level inputprotect and clip LED indicatorswiring, fuse, and hardware not included with amplifier4-gauge power and ground leads and a 60A fuse recommendeddimensions: 8.17"W x 2.0"H x 6.8"Dwarranty: 2 years60-day returnsMFR # MA400.4Item # 236MA4004California customers: Please click here for your Proposition 65 WARNING. Read more
Power breakdown
Inputs, filters & control
Build, wiring & install
Protection & performance
Full specifications
| Amp Class | Class A |
|---|---|
| Amp Channels | 4 |
| Basic Marine Grade | Marine Grade |
|---|
Support & warranty
Need help choosing or installing?
We build indestructible, IP-rated systems for marine, motorcycle, UTV, and automotive. If you want a matched setup, we’ll guide you to the right gear the first time.
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