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STX-165R Remote Transponder 705831-00

STX-165R Remote Transponder 705831-00
STX-165R Remote Transponder 705831-00
STX-165R REMOTE TRANSPONDER 705831-00
STX-165R Remote Transponder

The STX-165R Remote Mode C Transponder is a remote unit that is controlled by existing aircraft navigation units. This transponder provides a 200 watt nominal output and works with units from MGL, GRT, DYNON Avionics and Advance Flight. Low weight and power consumption make this unit an ideal choice for use in UAVs. The STX-165R accepts either Gilham Gray Code or RS-232 altitude input for Mode C operation and can be mounted vertically or horizontally with or without a mounting tray.


  • Provides 200 watts nominal output
  • Ideal for LSA, glider, and UAV operations with a low current requirement
  • Compact and lightweightweighing only 1.16 lb
  • ADS-B Compatible
  • DO160F, DO 178B level C, TSO C74d certified

Product Codes

Mfr Part No:705831-00
ECCN:7A994
SCHEDULE B CODE:9014.20.8040
TSO:C74d


Weight: 1.16 lbDimensions: 3 x 1.8 x 6.9 inInput Voltage: 11 VDC – 33 VDCCurrent requirements: 360 mA @ 14 VDC 180 mA @ 28 VDCPower Output: 200 watts, nominalTransmitter Frequency: 1,090 KHzReceiver Frequency: 1,030 MHzReceiver Sensitivity: -74 dBm @ 90% reply rate, nominalInputs: Grey Code RS-232Temperature: -20°C to 55°CAltitude: -1,000 to 35,000 ftCertification: DO160F, DO 178B level C, TSO C74d

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  • Stock: Warehouse
  • Manufacturer Part #: 705831-00
$2,357.10

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Returns & refund summary

  • 30-day return window — with prior return authorization, unopened in original packaging.
  • Restocking fee: 20% on unopened items, 30% on open-box items.
  • Refund processing fee: 5.51% applies only to customer-remorse returns and customer-initiated cancellations. If a problem is our fault (our cancellation, unavailability, wrong item, confirmed defect, or shipping damage) your refund is 100% with no fees.
  • Return shipping: paid by buyer on customer-remorse returns; we pay return shipping when the problem is our fault.
  • Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.

Full terms: Return Policy.

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We source products from manufacturers, authorized distributors, and established aviation suppliers as applicable. We are an independent reseller; we do not claim direct dealer or authorized-representative status for any brand. Documentation, source, and warranty eligibility vary by product and are confirmed on request.

See our full Manufacturer Authorizations page for the current per-brand status.

Need traceability paperwork?

If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.

Shipping

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