MX12B Mode 5 IFF Transponder

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SKU: MX12B Category:

Mode 5 IFF Transponder

Used worldwide, for no-fail missions

The World’s Smallest Full Function Mode 5 IFF Transponder

Sagetech’s MX12B is the world’s first AIMS certified micro Mode 5 IFF transponder designed for ease of use, packaged in a simple all-in-one box solution.

Our next-gen MX12B transponder is the only micro Mode 5 IFF transponder fully compliant with DOD AIMS Mk XIIB specification and is the first Mode 5 Level 2B Out transponder to be certified.

The MX12B packs all the latest required functionality into a micro package. Tiny compared to traditional Mode 5 transponders, the unit includes integrated ADS-B In and Out, pressure altitude encoder, antenna diversity, and Ethernet. No additional integration of discrete components required.


  • Intelligence, Surveillance, and Reconnaissance
  • Aircraft Group 2, 3, 4, 5
93% Smaller
Than Traditional Mode 5 Transponders
6x Lighter
Than Traditional Mode 5 Transponders
5x Less Expensive
Compared to the Competition

MX12B Key Features:

  • One box, full suite solutions
  • Complete with ADS-B In and Out
  • Integrated with major autopilots
  • Pressure altitude encoder
  • Antenna Diversity
  • Ethernet
  • Efficient aircraft integration

MX12B Specifications:

  • Weight: 190g with KIV
  • Dimensions (volume):
  • 3.4″ H x 2.5″ W x 1.0″ D
  • Operating temp:
  • -40 deg. C to +71 deg. C MIL-STD-810G
  • Environmental: RTCA DO-160G, MIL-STD-461F, MIL-STD-810G
  • Military Modes: 1, 2, 3, 5 (Levels 1&2)
  • Mode S: RTCA/DO-181
  • ADS-B In, 1090 MHz for ADS-B, ADS-R TIS B, and growth to Mode 5 Level 2 broadcast in
  • ADS-B Out, RTCA/DO-260B
  • Transmit Power: Per AIMS 17-1000
  • Ethernet (10BaseT/100BaseT), RS-422, RS-232
  • Diversity, can configure for single antenna