RCF

RCF CD850 High Performance 2" Bolt-On Driver

2 inch2.0 inch3.0 inch220W500Hz - 20kHz

High-Performance Audio ReproductionExperience powerful and clear audio with the RCF CD850 2.0" Bolt-On Driver, designed for professional sound reinforcement applications. Type: 2" BOLT ON DRIVER

$369.49*
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*Price sourced from Amazon.com. Last updated:Aug 27, 2026.Price and availability are subject to change — details.

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Overview

High-Performance Audio Reproduction

Experience powerful and clear audio with the RCF CD850 2.0" Bolt-On Driver, designed for professional sound reinforcement applications.

  • Type: 2" BOLT ON DRIVER

Key Features

GENERAL || Brand : RCF || Model Number : CD8502.0 | CD850 2.0 | 15129044 || UPC : 881314449811 || The CD850 2.0 is a high performance 3.0-inch diaphragm compression driver with a 2 inch exit throat featuring several state of the art technologies. The diaphragm are precision formed from pure titanium. The suspension is based on a vented and damped design in order to provide low distortion. Voice coil assembly is designed using high temperature kapton former. ||

FEATURES || 3-inch Diaphragm, 2-inch Exit Throat / Pure Titanium Compression Driver || 220W continuous program power handling || Frequency range: 500Hz - 20kHz || 3-slot optimized geometry phase plug || Ceramic Magnet Assembly || Copper inductance ring for extended response || Vented, damped, low distortion suspension system || THIELE - SMALL PARAMETERS || Bl factor (Bl) (T x m) : 12.30 T x m ||

SPECIFICATIONS || Exit Throat Diameter : 2.0 inch / 51 mm || Related Impedance : 8 ohm || Program Power (watt) : 220 W || Power handling capacity : 110 W || Sensitivity : 109 dB || Frequency range : 500 - 20000 Hz || Suspension Design : Flat || Minimum Impedance (ohm) : 8.50 ohm || Voice Coil Diameter : 3.0 inch / 76 mm || Voice Coil Former Design : Straight - Kapton || Number of layers : 1 || Kind of layers : outside || Flux Density : 1.9 T || Phase Plug Design : 3 slot ||

MOUNTING INFORMATION || Overall diameter : 180 mm / 7.09 inches || Overall height : 88 mm / 3.46 inches || Mounting : 4 x 6 mm threaded holes at 90° || SIZE || Weight : 5.72 kg / 12.61 lbs ||

SHIPPING INFORMATION || Package Height : 114 mm / 4.49 inches || Package Width : 203 mm / 7.99 inches || Package Depth : 205 mm / 8.07 inches || Package Weight : 5.97 kg / 13.16 lbs ||

Specifications

Brand
RCF
Model Number
CD850 2.0
Exit Throat Diameter
2.0 inch / 51 mm
Diaphragm Size
3-inch
Diaphragm Material
Pure Titanium
Related Impedance
8 ohm
Program Power
220 W
Power Handling Capacity
110 W
Sensitivity
109 dB
Frequency Range
500 - 20000 Hz
Voice Coil Diameter
3.0 inch / 76 mm
Flux Density
1.9 T
Weight
5.72 kg / 12.61 lbs

Frequently Asked Questions

The RCF CD850 2.0 driver has a continuous program power handling of 220W and a power handling capacity of 110W, allowing for robust performance.
This compression driver covers a frequency range from 500Hz to 20kHz, making it suitable for high-frequency reproduction in a sound system.
The CD850 features a 2.0-inch (51 mm) exit throat diameter, which is important for matching with compatible horns.
The diaphragm is precision formed from pure titanium, which contributes to its high performance and low distortion characteristics.
The RCF CD850 has a related impedance of 8 ohms and a minimum impedance of 8.50 ohms, which is crucial for amplifier matching.
The driver utilizes a 3-slot optimized geometry phase plug, designed to provide a coherent wavefront and minimize phase distortion for improved clarity.
The RCF CD850 driver weighs 5.72 kg (12.61 lbs), which should be considered when designing speaker cabinets or planning for portability.