【KICKER L7S15 4ΩDVC｜15-inch Square Subwoofer】

You want strong bass, but you can’t be satisfied with a subwoofer that only delivers high sound pressure. That’s where KICKER’s square subwoofer L7S15 4ΩDVC comes in.

KICKER’s distinctive square cone makes it easier to secure about 1.2 times more cone area compared with a typical round subwoofer of the same overall size, and it’s designed to bring out a satisfying “amount” of bass even in limited space. When you listen to music, it adds thickness to kick drums and bass, building a solid low-end foundation that front speakers alone can be difficult to produce.

The L7S15 is a 15-inch model featuring a dual 4Ω voice coil. The recommended amplifier power is 1,000W RMS, and it supports both sealed and ported enclosures. It’s an ideal subwoofer for anyone who wants to enjoy big bass, and also a great option if you prioritize low-end thickness and presence.

However, a subwoofer’s impression changes not only with the unit’s performance, but also with box volume, the amplifier pairing, the installation method, and how it integrates with the front speakers. With a large model like the L7S15, it’s also important to ensure it fits comfortably in the vehicle and that you can provide the required enclosure volume.

At Logon, we don’t try to force it to play at maximum output. Instead, while confirming your vehicle type, how you use it, the music you usually listen to, and your bass preferences, we work together to create a setup that feels well integrated throughout the entire cabin. If you want a subwoofer that supports the music from your front speakers—rather than making only the bass stand out—please consult us based on your vehicle.

■ Key Specifications

【Basic Information】

• Manufacturer: KICKER
• Product name: L7S15 4ΩDVC
• Type: 15-inch Square Subwoofer
• Model number: 44L7S154

【Voice Coil & Output】

• Voice coil: Dual 4Ω
• Recommended amplifier power: 1,000W RMS
• Maximum input: 2,000W

【Acoustic Performance】

• Frequency response: 18–100Hz
• Sensitivity: 89.4dB (1W/1m)

【Dimensions】

• Diameter: 15 inches (38.1cm)
• Mounting depth: 8-11/16 inches (22.1cm)
• Mounting cutout: Square 13-3/4 inches (34.9cm)

【Recommended Enclosure Volume】

• Sealed: Minimum 2.0 cu. ft. (56.64L) to Maximum 6.0 cu. ft. (169.9L)
• Ported: Minimum 3.0 cu. ft. (85.0L)

【Main Construction】

• Injection-molded SoloKon™ woofer
• Patented ribbed corners
• 360-degree back bracing
• UniPlate™ back plate / pole piece
• Bumped back plate
• Large ceramic magnet
• Spoke design steel basket
• Nickel-plated speaker terminals
• Thick tinsel leads

Enclosure volume and amplifier combinations vary depending on vehicle model and intended use. If you want to enjoy the L7S15’s bass naturally in your cabin, it’s recommended to decide the setup while checking the space available in the actual vehicle.