Kicker 47KEY5001 is a Mono amplifier designed for vehicle audio systems requiring clean RMS power and system integration flexibility. Key Performance Features Mono amplifier layout for aftermarket car audio systems Class D 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: Mono Primary Use: Subwoofer amplification Supports system expansion with proper power, ground, signal, and speaker wiring Power Output RMS @ 4Ω: 150 W × 1 RMS @ 2Ω: 300 W × 1 RMS @ 1Ω: 500 W × 1 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: 47KEY5001 Amplifier Type: Mono Amplifier Class: Class D Frequency Response: 10-160 Identifiers & Packaging MPN: 47KEY5001 UPC: 713034013280 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