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BendixKing 89000007-002001KT 0074 Mode S XPNDR ES/ELS/ADS-B

Part # 89000007-002001=BJ
Mfr. Part # 89000007-002001
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Global Mandates for ADS-B will soon be realized and ADS-B will be used to overcome limitations associated with the current air traffic environment. The KT 74 supports the ADS-B OUT * 1090-ES improvements needed to optimize efficiency and situational awareness, within the Air Traffic System. The KT 74 is also a plug and play slide-in replacement for the popular BendixKing KT 76A/C and KT 78 Transponders. Along with additional trade-up values from Bendix King, the KT 74 is an economical upgrade path for ADS-B OUT* and more:

  • Plug ‘N’ Play Replacement* for KT 76A/C & KT 78
  • Affordable pathway* to ADS-B compliance
  • Certified to TSO-C166b 1090 – ES OUT MHz
  • Faster updates than traditional radar


Additional KT 74 Benefits:

  • Affordable global airspace compliance
  • ADS-B Enabled* Mode S Transponder
  • IFR Certified - 240W
  • Sleek, simple user interface
  • TIS alerts on compatible displays
  • Low power consumption
  • Stopwatch and timer
  • Altitude monitor

* See Specification for complete Regulatory Compliance list


ADS-B STC (#SA00765DE) required. No FAA STC is required to replace an existing transponder with a KT 74 Mode S transponder [ADS-B Out must be disabled]. The KT 74 is an approved Class 1 transponder that meets the ADS-B functions of DO-260B Class B1S as well as FAA TSO C112c and C166b and is compliant with DO-260B.


Technical Specifications:

  • Type: Class 1 Mode S Level 2 els
  • Certification: TSO C112D, C166B and ETSO CD112C, C166B
  • Compliance: DO-160G, DO-181E, DO-260B Class B1S, DO-178B Level B, DO-254 Level C
  • Supply Voltage (DC): 11-33 V
  • Typical Current Consumption at 14V: Idle-0.22 A, Active-0.45A
  • Nominal Transmitter Power: 240W at connector
  • Operating Temperature: -25 to =70
  • Cooling Requirement: No fan required
  • Weight: 1.35 kg
  • Dimensions: H 43mm (1.7") x W 160mm (6.30") x L 272mm (10.7")


CN15000 STC Certification:

CitationJet 525 & 525A: AML STC (#SA00765DE) covers the ADS-B Out upgrade
Citation Bravo (model 550 - Part 25): STC (#ST00892DE) covers the ADS-B Out upgrade and is available for purchase

Cage Code
Country of origin
United States 
Schedule B
Dimensions (L x W x H)
15 x 10 x 3.25 IN
Total Shelf Life (days)
No Information
Hazmat Code
Package Weight
3.72 LB
FAA Approval Code
8130-3 Eligible

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