Kicker KMF Series 45KMF124 12" Free-Air Marine Subwoofer, 250W RMS, 4Ω, Single

Kicker 45KMF124 is a 12-inch KMF Series free-air marine subwoofer for boat bass systems. The free-air design gives boat owners a weather-resistant low-frequency upgrade that can be integrated without a traditional enclosure.

Key Performance Features

• Marine subwoofer for boat bass systems
• 250 W RMS power handling
• 4 Ω nominal impedance
• Weather-resistant construction for marine use
• Designed for free-air applications

Marine Durability

• Designed for boat, powersports, and outdoor audio environments when used in the intended application
• Weather-resistant materials for UV, moisture, and salt/fog exposure
• Corrosion-resistant construction details support marine installation use

System Architecture

• Type: Free-Air Marine Subwoofer
• Application: Boat bass system
• Nominal Impedance: 4 Ω
• Passive / Powered: Passive subwoofer; amplifier required

Power Handling / Output

• Continuous Power Handling (RMS): 250 W
• Peak Power Handling: Not provided

Driver / Construction

• 12 in. woofer
• Weather-proof marine subwoofer construction
• Sealed motor structure for marine use
• Locking terminal cover
• Single voice coil configuration

Installation Use Cases

• Boat bass upgrades in marine audio systems
• Free-air panel or baffle-mounted marine installations
• Marine systems requiring weather-resistant subwoofer construction

Technical Specifications

• Brand: Kicker
• Series: KMF Series
• Model: 45KMF124
• Size: 12 in.
• Impedance: 4 Ω
• Power Handling (RMS): 250 W

Identifiers & Packaging

• MPN: 45KMF124
• UPC: 713034084808
• Sold As: Single subwoofer
• Included Components: One marine subwoofer, mounting hardware, documentation

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Specialists in marine, powersports, and vehicle audio upgrades
• Expert support for speaker, amplifier, and system-matching decisions