Kicker 48CDF124 is a 12" Comp loaded subwoofer enclosure in a down-firing design for vehicle bass upgrades. The prebuilt enclosure gives buyers a faster path to stronger low-frequency output without designing and building a custom subwoofer box. Key Performance Features 12" Comp loaded subwoofer enclosure 150W RMS power handling 4Ω final impedance Down-Firing enclosure design Prebuilt enclosure simplifies subwoofer system planning System Architecture Type: Passive loaded subwoofer enclosure Subwoofer Layout: Single 12" Comp subwoofer Final Impedance: 4Ω System Role: Add-on bass enclosure requiring an external amplifier Power Handling / Output Continuous Power Handling (RMS): 150W Amplifier Requirement: External mono subwoofer amplifier matched to 4Ω Enclosure Details Down-Firing loaded enclosure Factory-matched Kicker subwoofer and enclosure design Designed for cargo-area, trunk, or truck-style bass upgrades depending on vehicle layout Installation Use Cases Daily-driver bass upgrades Vehicle audio systems needing a prebuilt passive enclosure Installations where a custom box build is not the preferred route Recommended Amplifier Matching (Sold Separately) For best performance, pair this passive Kicker subwoofer system with a Kicker mono amplifier capable of delivering clean RMS power into the listed 4Ω load. Target amplifier output: Match the amplifier’s RMS power at 4Ω to the enclosure’s 150W RMS power handling Setup note: Use proper gain setting, fuse protection, and subwoofer wiring for the final system load Technical Specifications Brand: Kicker Series: Comp Model: 48CDF124 Product Type: Passive loaded subwoofer enclosure Subwoofer Size: 12" Power Handling: 150W RMS Final Impedance: 4Ω Enclosure Type: Down-Firing Identifiers & Packaging MPN: 48CDF124 UPC: 713034020332 Sold As: Loaded Enclosure Included Components: Loaded subwoofer enclosure, documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in car audio, marine audio, powersports audio, and vehicle-specific integration Expert support for subwoofer selection, amplifier matching, and clean system setup