Kicker TB 46CWTB84 8" Single Loaded Subwoofer Enclosure, 150W RMS, 4Ω

Kicker 46CWTB84 is a weather-proof with passive radiator loaded subwoofer enclosure with single 8" TB subwoofer 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

• 8" TB loaded subwoofer enclosure
• 150W RMS power handling
• 4Ω final impedance
• Weather-Proof with Passive Radiator enclosure design
• Prebuilt enclosure simplifies subwoofer system planning

System Architecture

• Type: Passive loaded subwoofer enclosure
• Subwoofer Layout: Single 8" TB subwoofer
• Final Impedance: 4Ω
• System Role: Add-on bass enclosure requiring an external amplifier

Power Handling / Output

• Continuous Power Handling (RMS): 150W
• Peak Power Handling: Verify against Kicker specifications when needed
• Amplifier Requirement: External mono subwoofer amplifier matched to 4Ω

Enclosure Details

• Weather-Proof with Passive Radiator loaded enclosure
• Factory-matched Kicker subwoofer and enclosure design
• Designed for cargo-area, trunk, truck, or space-conscious 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 subwoofer system’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: TB
• Model: 46CWTB84
• Product Type: Passive loaded subwoofer enclosure
• Subwoofer Size: 8"
• Power Handling: 150W RMS
• Final Impedance: 4Ω
• Enclosure Type: Weather-Proof with Passive Radiator

Identifiers & Packaging

• MPN: 46CWTB84
• UPC: 713034089476
• 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, and vehicle-specific integration
• Expert support for subwoofer selection, amplifier matching, and clean system setup