Description
The RCF ND850 1.4 is a high-performance 3-inch diaphragm compression driver with a 1.4-inch exit throat, designed for professional sound systems. It features a pure titanium diaphragm, 3-slot phase plug, and copper inductance ring for low distortion and extended frequency response. The vented, damped suspension system enhances clarity, while the neodymium magnet assembly ensures high efficiency and power handling. With 220W continuous power handling and 109 dB sensitivity, it is an ideal choice for high-powered two-way and multi-way systems.
Product Specifications:
Exit Throat Diameter: 1.4 inch (36 mm)
Impedance: 8Ω
Program Power: 220W
Power Handling: 110W
Sensitivity: 109 dB
Frequency Range: 500 Hz - 20 kHz
Diaphragm Material: Pure Titanium
Suspension Material: Polyester
Suspension Design: Flat
Minimum Impedance: 8.50Ω
Voice Coil Diameter: 3.0 inch (76 mm)
Voice Coil Winding Material: Edgewound Aluminum
Voice Coil Former: Straight Kapton
Layers: Outside, single layer
Flux Density: 2.0 T
Phase Plug: 3-slot aluminum
Magnet Type: Neodymium
Demodulation Ring: Copper
Overall Diameter: 131 mm (5.16 inches)
Overall, Height: 54 mm (2.13 inches)
Mounting: 4 × 6 mm threaded holes at 90°
Package Dimensions: 153 × 155 × 68 mm (6.02 × 6.1 × 2.68 inches)
Weight: 2.5 kg (5.51 lbs)
Shipping Weight: 2.66 kg (5.86 lbs)
Financing Options
Hassle-Free Financing Available
Get the gear you need now and pay over time. Perfect for working DJs, artists, and sound pros who need pro-grade speakers, lighting, and cases to stay competitive.
- Shop Pay & Afterpay for instant financing right at checkout
- Acima, Synchrony, Progressive & Snap lease-to-own and financing options
- Fast approvals so you buy today and pay monthly
Military & First Responder Discounts
We're proud to support those who serve. Active-duty military, veterans, and first responders qualify for a special discount on your gear. See our Military Discount details here and how to redeem.

