Rigid Radar Reflectors


Suitable for vessels 9 metres and above. Robust Polyethylene case available in white, orange, yellow, red, green, or black. . The EM230 model has been successfully tested by QinetiQ to ISO 8729-1999, and meets RORC,ORC,ISAF 2012/13 and WCC requirements of 10M2.

Echomax EM230 has now been allocated a NATO Stock No.5840-99-742-6193 following the adoption and use of the Echomax  EM230 by the UK Military Forces and others throughout the World. Used by the US Navy for target and other uses.

The EM230 has Ships Wheel Mark certification for life boats and rescue craft as from December 2012 and copies of the BABT- TUV Module B certificate can be seen and downloaded from the Certificates section of this website.

Mast, halyard or deck bracket mount. Available in  @+/-3°-24m² maximum - Stated Performance Level (SPL) +/- 3° 4.7m²


  • Height: 610mm
  • Width: 245mm
  • Fixing Holes: 8mm
  • Weight: 2.3kg
  • Fixing Centres: 569mm

For polar diagram click here
For target pattern map click here
For mounting bracket information click here
For mounting instructions click here
For line drawing click here

 Available in Red, Green, or Black.
Black cases are not covered by the ships wheel mark as they are considered to conflict with other black mast head devices ie balls and cones


Restyled case with fixing centres of 545mm, being direct replacement for the Firdell Blipper 210-7 utilising existing bracket installation on mast. Same response as the EM230 above.

Now available with brown PE case for classic boat owners.


  • Diameter 245mm
  • fixing centres 545mm
  • Height 595mm
  • Wt 2.3kgs

For line drawing click here
For mounting instructions click here

For full range click here