Kicker KEY 47KEY2004 4-Channel Smart Amplifier with DSP, 50W x 4 RMS

Kicker 47KEY2004 is a 4-channel amplifier designed for vehicle audio systems requiring clean RMS power and system integration flexibility.

Key Performance Features

• 4-channel amplifier layout for aftermarket car audio systems
• Class A/B amplifier design
• Designed for clean RMS power delivery rather than peak-power marketing claims
• Compatible with factory or aftermarket source-unit integration when properly installed

System Configuration & Flexibility

• Amplifier Configuration: 4-channel
• Primary Use: Full-range speaker amplification
• Supports system expansion with proper power, ground, signal, and speaker wiring

Power Output

• RMS Output: 50 W × 4
• Total RMS Output: 200 W

Signal Control & Protection

• Integrated crossover and signal-control functions for system tuning
• Protection circuitry for reliable amplifier operation when installed correctly
• DSP-based processing for automated system correction and setup support

Installation Notes

• Proper amplifier wiring kit, fuse protection, and secure grounding are required
• Mount in a location with adequate ventilation and protection from moisture
• Professional installation is recommended for correct gain, crossover, and speaker-load setup

Technical Specifications

• Brand: Kicker
• Series: KEY
• Model: 47KEY2004
• Amplifier Type: 4-channel
• Amplifier Class: Class A/B
• Frequency Response: 20-20k, +0/-1dB

Identifiers & Packaging

• MPN: 47KEY2004
• UPC: 713034013174
• Sold As: Each
• Included Components: Amplifier, mounting hardware, and documentation

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Specialists in car audio, marine audio, and vehicle-specific integration
• Expert support for product selection, amplifier matching, and clean system setup