Raymarine RD418D 4kw 18" Digital Radome

For technical advice, product information or to organise an installation, please register an enquiry about this product.

Digital Radomes are ideal when power is at a premium and mounting space is limited or restricted by rigging. Perfect for sailboats, RIBs and smaller powerboats, radomes provide exceptional performance even in the most challenging conditions.The RD418D digital radar scanner set the benchmark for compact radar antenna performance. This radome uses Raymarine’s exclusive low-noise receiver technology for superior weak target detection. It comes with 4 kilowatts of output power and a narrow 4.9° horizontal beam width for enhanced target resolution.

Note 1: Cable not included.
Note 2: This product requires an E55606 cross-over coupler and an A62360 adapter cable 1m.


  • 48 NM range
  • Plug and Play compatibility with: Raymarine C Series Widescreen, E Series and G Series multifunction navigation displays
  • Improved radiation pattern and bearing resolution using Propagation Enhancing Geometry
  • Same mounting pattern as previous generation radomes
  • Utilises small SeaTalkHS interconnect cable for ease of installation


  • Signal Processing Digital
  • Compatible with Raymarine C and E Series Widescreen Multifunction Displays
  • Networking SeaTalkHS
  • Peak Power Output (kW) 4.0 kW (nominal)
  • Antenna Type Patch Array
  • Beam Width (Nominal) 4.9° horizontal, 25° vertical
  • Polarization - Horizontal
  • Rotation Rate 24 rpm (nominal)
  • CE Approval Conforms to 1999/5/EC
  • FCC Approval Conforms to 47CFR Part 2 and Part 80
  • Dimensions 521 x 247 mm (20.5 x 9.7 in)
  • Weight 9.5 kg (21 lbs)
  • Input Voltage 12 - 24 V DC
  • Power Consumption 40 W (20 W Standby)
  • Temperature Range -10° to +55°C
  • Humidity Limit up to 95% at 35°C
  • Maximum Operating Wind Speed 100 kts
  • Maximum Range Scale 48 nm
  • IF Frequency 60 MHz (nominal)
  • Receiver Characteristic Logarithmic
  • Receiver Noise Figure Less than 5 dB (including Low Noise Converter/Limiter & IF Receiver)
  • Reciever Bandwidth 12/3/0.7/0.5 MHz
  • Transmitting Frequency 9405 +/– 25 MHz
  • Transmitter Solid-state modulator driving Magnetron
  • Standby Mode Magnetron heater and control left on, all other services off
  • Duplexer Circulator
Follow us: | | Subscribe | © 2017 Olectric Systems Pty Ltd. Gladesville NSW Australia | Phone +61 2 9807 5568