Kenwood KAC-M1814 Compact 4-Channel Amplifier – 45W RMS x4 Micro Class D Amp

The Kenwood KAC-M1814 is a compact 4-channel amplifier designed for clean power in tight spaces. Ideal for cars, motorcycles, boats, and UTVs, it delivers reliable performance with a durable, weather-resistant design.

Key Features:

• Compact Class D 4-channel amplifier
• 45W x4 RMS @ 4Ω / 2Ω
• 90W x2 bridged @ 4Ω
• Conformal coated circuit board (moisture & vibration protection)
• Speaker-level inputs (factory system compatible)
• Signal sensing turn-on
• Variable high-pass & low-pass filters
• Bridgeable design

Small Size, Big Upgrade
Perfect for installs where space is limited but better sound is needed—fits easily under seats, in fairings, or tight compartments.

Built for Harsh Environments
Conformal coating and sealed connectors help protect against moisture, dust, and vibration—great for marine and powersports use.

Clean, Low-Noise Performance
Separated preamp and power sections reduce noise and deliver clearer sound.

Flexible Tuning Options
Adjustable high-pass and low-pass filters let you dial in your system for better clarity and balance.

Factory System Friendly
Speaker-level inputs and signal sensing turn-on make it easy to add power to factory radios.

Specs:

• RMS Power: 45W x4 (4Ω / 2Ω)
• Bridged Power: 90W x2 (4Ω)
• Max Power: 400W
• Signal-to-Noise Ratio: 98 dB
• Dimensions: 5-11/16" W x 1-3/4" H x 3-7/8" D