Click Here to view Southeast Aerospace's qualifications for the Honeywell IHAS
  • Multifunction Display System utilizing KMD-540Indicator
  • Same as KMD-850 but does not include weather radar interface (note: adding KAC-501 radar module converts KMD-550 to 850)
  • Easy joystick control and mutiple function keys used for operation (see panel key/control layout)
  • Standard display capabilities include moving map via compatibe external GPS source and stormscope/lightning information
  • Optional modules (i.e. KAC-501/502/503/504) can be insatlled to expand display capabilities when used with w/ compatible sensors (see below)
  • Optional modules and compatible sensors expand unit to include traffic/TIS, terrain and datalink weather display/information
  • Moving Map/GPS interface compatible with any GPS receivers that outputs RS-232 and ARINC 429 position information
  • Can accept ARINC 429 FMS position input when KAC-504 module is installed into KMD unit
  • Advanced features include NTSC-compatible video input port and simultaneous overlay from different sensors
  • Capable of receiving magnetic heading from several sources such as synchro XYZ, FMS/HDG, traffic ARINC 429, WX-500 and airdata (note: KAC-504 module must be installed for XYZ heading to operate)
  • Heading information used to correct difference between heading and track based display pages for overlay of flightplan info and other data
  • Cartographic database presents information such as airports, VORs, SUA, rivers, roads, and more
  • Can display holding patterns, procedure turns and DME arc when interfaced to KLN-94
  • Wide viewing angle
  • 2 year factory warranty
  • Available with black, gray, or Silver Crown type bezel
  • PLEASE NOTE: Compatible avionics listed are available at additional cost, not included


    L3/Goodrich WX-500 (no interface modules required; interface is standard in KMD-540)
    L3/Goodrich WX-1000E (note: only functional if KAC-504 module installed and WX processor has ARINC 429 output - P/N 78-8060-6086-5 or 78-8060-6092-3)

    Traffic - (KAC-504 optional module required in KMD-540):
    Bendix/King KTA-870
    Bendix/King KMH-880
    Bendix/King KT-73 TIS Unit (i.e. non-active "service" oriented traffic advisories)
    L3/Goodrich Skywatch 497
    L3/Goodrich Skywatch HP 899
    Ryan 9900BX
    Bendix/King CAS-66A TCAS I
    L3/Goodrich TCAS-791 TCAS I
    Bendix/King CAS-67A TCAS II (note: TPU-67A processor does not use KMD-540 as control head- consult TCAS manual)
    Honeywell CAS-81A TCAS II (note: TPU-81A processor does not use KMD-540 as control head- consult TCAS manual)

    Terrain - (KAC-502 optional module required in KMD-540):
    Bendix/King KMH-880
    Bendix/King KGP-560 EGPWS
    Bendix/King KGP-860 EGPWS
    Honeywell Mark V EGPWS
    Honeywell Mark VI EGPWS
    Honeywell Mark VII EGPWS
    Honeywell Mark VIII EGPWS
    Honeywell Mark XXI EGPWS
    Honeywell Mark XXII EGPWS
    (Click Here for a list of compatible EGPWS units)

    Datalink Weather - (KAC-503 optional module required in KMD-540):
    (Note: The KDR-510 is the only datalink weather system compatible with the KMD-540/550/850)

    - Click Here to download the KMD-550/850 Pilots Guide
    - Click Here to download the KMD-550/850 Flight Information Service Addendum

Width: 6.2" (15.8 cm) Height: 4.0" (10.1 cm)
Depth: 10.0" (25.4 cm) Weight: 5.0 lbs.
Screen Size: 5.0" (12.7 cm) diagonal Temperature: -20 to +70C
Power Input: 10-33 VDC (20W) Certification: FAA TSO C113, TSO C110a