Full range speaker driver Kenwood KFC-S1066, 10.4 cm, 4Ω, 21W RMS, 50–22,000 Hz, 88 dB, depth 43 mm, pair

The Kenwood KFC-S1066 is a full range speaker driver supplied as a pair for automotive audio systems. Each driver has an RMS rating of 21 W and a round form with nominal dimensions of 104 x 46.2 mm and a mounting depth of 104 mm. The two-driver set weighs approximately 930 g and is intended to deliver balanced full-range sound in compact installations and direct replacement applications where space and simple installation are important.

Advantages

The Kenwood KFC-S1066 offers consistent full-range output with a specified RMS power that helps match both factory and aftermarket head units. Its compact round design and 104 mm mounting depth allow installation in many standard vehicle speaker locations. Supplied as a matched pair, the product simplifies stereo replacements and upgrades, and the known brand and MPN (KFC-S1066) make compatibility checks and sourcing of spare or matching components straightforward.

Suitable for

• Replacement of factory door or dash speakers in cars and small vans
• Basic aftermarket stereo upgrades where installation space is limited
• Dual-speaker installations requiring matched drivers
• Applications needing a compact, full-range speaker solution

Key specifications

• Brand: Kenwood
• Model: KFC-S1066
• Type: Full range speaker driver (pack of 2)
• RMS power: 21 W per driver
• Shape and size: Round, 104 x 46.2 mm
• Depth: 104 mm
• Weight: 930 g (pack of 2)
• Category: Auto speakers
• MPN: KFC-S1066
• EAN: 019048223012

How to use

Install the Kenwood KFC-S1066 drivers into appropriate speaker cutouts or mounting brackets, using the vehicle's existing fixings where possible. Observe correct polarity when connecting speaker wires to the head unit or amplifier to maintain accurate stereo imaging. Verify the available mounting depth of 104 mm at the chosen location before finalizing installation. After mounting, perform a sound check starting at low volume and increase gradually to confirm secure fitment and proper operation.

Usage recommendations

For reliable performance, use the KFC-S1066 with head units or amplifiers whose continuous output is within the speaker's RMS rating, avoid prolonged operation at maximum volume, and ensure proper wiring and secure mechanical installation to prevent noise and electrical issues.