Kicker 51LX5004 is an LX-Series 4-channel Class D full-range amplifier designed to power upgraded car audio speaker systems. The multi-channel layout supports front/rear speaker upgrades or active-style system planning where clean full-range amplifier power is required.
Key Performance Features
LX-Series 4-channel Class D full-range amplifier
125 W x 4 manufacturer-rated output
Designed for upgraded full-range speaker systems
Digital diagnostic tool included with LX multi-channel amplifiers
Premium LX amplifier platform for system-focused installations
System Configuration & Flexibility
Channels: 4
Primary Use: Full-range speaker amplification
Application: Front/rear speaker upgrades and multi-speaker systems
System Role: 4-channel full-range amplifier
Power Output
Rated Output: 125 W x 4
RMS Output: Verify final RMS output by impedance before matching speakers
Signal Control & Protection
Full-range amplifier signal path
System tuning and protection features designed for multi-channel audio builds
Digital diagnostic tool included with LX multi-channel amplifiers
Installation Notes
Mount with adequate ventilation and secure wiring access
Proper power, ground, fuse protection, and speaker wiring are required
Speaker impedance and system layout must be verified before operation
Technical Specifications
Brand: Kicker
Series: LX
Model: 51LX5004 / LX500.4
Product Type: 4-channel full-range amplifier
Amplifier Class: Class D
Rated Output: 125 W x 4
Identifiers & Packaging
MPN: 51LX5004
UPC: 713034020301
Sold As: Each
Included Components: Amplifier, digital diagnostic tool, mounting hardware, 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 amplifier matching, wiring requirements, and clean system setup
