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Christmas cut off: The Christmas delivery cut-off date has passed. Delivery before Christmas is not guaranteed. For the best chance of receiving your order in time, please select Express shipping.
Please be advised that our website will undergo maintenance at 5:00 PM. We expect to be back online by 7:00 PM. During this time, the website may not function at full capacity.
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Hertz HCP4MDK 150W RMS x 4-Channel Marine Amplifier
2000W 4CH Marine Amplifier
The HCP 4MDK is a compact, marine-grade 4-channel amplifier delivering 150W x 4 RMS at 2Ω with a high signal-to-noise ratio of 105 dB. Its versatile design supports both Speaker-In and RCA inputs, and includes a selectable mono mode for building two-zone or subwoofer systems. Efficient heat dissipation ensures reliable performance, while adjustable high-pass/low-pass crossovers and Bass Boost offer flexible sound tuning. Built to perform in harsh marine environments with powerful, clean output.
Features:- Channels: 4 - 3 - 2
- Power Supply:
- Voltage / Fuse: 11–15 VDC / 2 x 35 A
- Idling Current (ON/OFF): 1.6 A / 0.05 mA
- Max Power Consumption @ 2Ω, 14.4 VDC: 40 A
- Remote In: 4–16 VDC, 1 mA
- ART: Automatic Remote Turn-On/Off with Speaker-In
- Amplifier Stage:
- THD (100 Hz @ 4Ω): 0.03%
- Bandwidth: 10 Hz – 35 kHz
- S/N Ratio (A-weighted @ 1V): 105 dB
- Damping Factor (100 Hz @ 4Ω): 200
- Pre-In Sensitivity: 0.2 – 5 VRMS
- Speaker-In Sensitivity: 0.8 – 20 VRMS
- Minimum Load Impedance:
- 4 Channels: 2 Ω
- 3 Channels: 2 Ω + 2 Ω + 4 Ω
- 2 Channels: 4 Ω
- Dimensions (mm / in): 315 x 190 x 50 mm / 12.40 x 7.48 x 1.97 in
- Weight (kg / lb): 2.73 kg / 6.01 lb
- Adjustable Crossovers: Yes





