The KEF Ci200TRB is a high-performance in-ceiling subwoofer designed to deliver deep, controlled bass for custom home audio installations. Featuring a 200mm low-frequency driver, it produces rich and powerful low-end sound while maintaining clarity and precision, even at high volumes. The Ci200TRB can operate in stereo (2 × 8 Ohm) or mono (16 Ohm) modes, offering flexible integration with a variety of amplifier setups, and its frequency response can be enhanced further when paired with the KASA500 amplifier.
Its slim, low-profile design allows seamless installation in ceilings, providing a clean and unobtrusive aesthetic while delivering immersive bass performance. With optional accessories such as the RIF200R rough-in frame and RNC200R rear enclosure, installation is straightforward, secure, and optimized for acoustic performance. Lightweight yet robust, the Ci200TRB combines KEF’s signature engineering and audio precision to bring professional-grade subwoofer performance to any home theater, living space, or multi-room audio system.
Features
- <59mm (2 3/8in.) mounting depth allows fitment to very restricted cavities
- Ultra-slim 200mm (8in.) subwoofer unit with excellent bass extension
- Paintable Ultra-Thin Bezel (UTB) and magnetic grille to blend unobtrusively with décor
- Fast, versatile installation on virtually any surface via dogleg
- Can be used as mono or stereo subwoofer
- Can be used in passive mode with internal crossover or active mode with KEF’s KASA500 System Amplifier
Specifications
| Specification | Details |
|---|---|
| Nominal Impedance | 2 × 8 Ohm (Stereo Mode)16 Ohm (Mono Mode) |
| Sensitivity | 87 dB (2.83V / 1m) |
| Frequency Response | 42 Hz – 120 Hz (Passive)32 Hz – 120 Hz (With KASA500) |
| Drive Units | LF: 200 mm (8 in.) |
| Recommended Amplifier Power | 10 – 125 W (Passive)With KASA500: Refer to KASA500 specs |
| Product External Dimensions (H × W × D) | Diameter: 290 mm (11.42 in.)Depth: 63 mm (2.48 in.) |
| Cut-Out Dimensions (H × W) | 240 mm (9.45 in.) |
| Ceiling Thickness (Maximum) | 26 mm (1.03 in.) |
| Ceiling Thickness (Minimum) | 4 mm (0.16 in.) |
| Mounting Depth From Surface | 59 mm (2.32 in.) |
| Optional Rough-In Frame | RIF200R |
| Optional Rear Enclosure | RNC200R |
| Net Weight | 1.7 kg (3.75 lbs) |
| Unit Measurement | Piece |
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