Address: 280 Gardner Drive, Ste 3 New Century, Kansas, 66031 Airport Code: KIXD

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Butler Avionics
Certified Installation and Repair Facility

Butler Avionics uses two STCs (one for aircraft with TCAS II, and one for aircraft without) to provide ADS-B installations for the Learjet 24, 25, 28, 31, 31A, 35, 35A, 36, 36A, 60 and 60XR. Our installations utilize state-of-the-art equipment including the Garmin GTN Navigator Series and GTX Transponders, making it easy to take full advantage of ADS-B benefits like real-time weather and traffic data.

Need to schedule an installation right away?

Contact us today by calling +1 (913) 829-4606 or emailing

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Certified Installation and Repair Facility

From Cessna 182 to Citations to Learjets, Butler Avionics is your go-to facility for avionics installations, repairs, and overhauls.

Butler Avionics is an authorized installation center for Garmin, Rockwell Collins, L-3, Avidyne, Aspen Avionics, and S-TEC/Genesys.

Product Index »

Garmin GTN 750

$17200 MSRP

Packed full of powerful avionics, GTN 750 is a fully integrated GPS/NAV/COM/MFD solution with a remarkable 6.9-inch diagonal high resolution TFT display.

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Garmin GTN 650

$11800 MSRP

The GTN 650 is a fully integrated solution in a small package that’s ready and approved for installation today in hundreds of makes and models of aircraft.

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Aspen Avionics EFD1000

$4995 - 13995 MSRP

The award-winning Aspen Evolution 1000 series Primary Flight Displays (PFDs) deliver exceptionally easy-to-use, advanced glass panels at the lowest price on the market.

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About Us

Founded in 1969, Butler Avionics is an FAA Certified Repair Station (CRS# TF2R185L) and an EASA Certified Repair Station (EASA.145.6557). Butler Avionics also has FAA Parts Manufacturing Authority (PMA). We work with all aircraft types, serving customers around the globe from our New Century AirCenter (KIXD) facility in Gardner, Kansas.

Our History »


Butler Avionics provides a variety of services, including installations, repairs, overhauls, and manufacturing – for all aircraft types. We also build and install replacement parts for many obsolete and legacy components.

Services »


Butler Avionics acquired the legacy Learjet JET related products, and provides support for Learjet airplanes. Butler Avionics is the “go-to” facility for JET autopilot troubleshooting, overhaul and repair.

Butler Avionics provides FAA approved STC installations for Learjet model 60 AHRS replacement, Learjet 30 series TCAS II, Learjet 20 and 30 series ADS-B, Learjet 30 series GTN Navigator installations and upgrades for displays.

Learjet Services »

TCAS II, AHRS, Flight Data Recorder, ADS-B Solutions

Butler has access to FAA STC approvals for the installation of TCAS, AHRS, FDR and GTN systems for single engine airplanes to Learjets, in addition to other solutions for both Part 23 and Part 25 aircraft.

ADS-B Solutions »

Contact Us

Butler Avionics is located on 280 Gardner Drive, Suite 3, at the New Century AirCenter (KIXD) in Gardner, Kansas. Reach us by phone or email at 1 (913) 829-4606 or

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Butler Avionics Receives Learjet 31A STC Approval of ADS-B for...

Olathe, Kansas, (Originally filed February 21, 2019) - Butler National Corporation (OTC QB: BUKS), a leader in aircraft special mission and avionics modification, announces Federal Aviation Administration (“FAA”) Supplemental Type Certificate...

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Butler Avionics Receives Learjet 31A STC Approval of ADS-B

Olathe, Kansas, June 22, 2018 – Butler Avionics, Inc., a subsidiary of Butler National Corporation (OTC QB: BUKS), received Federal Aviation Administration (“FAA”) Supplemental Type Certificate (“STC”) approval for its ADS-B(Out) solution in t...

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Butler Avionics Announces EASA STC Approval for Learjet 35/36/...

Olathe, Kansas – Butler Avionics, Inc, a subsidiary of Butler National Corporation (OTC QB: BUKS), a leader in aircraft special mission and avionics modifications, engineering integration, manufacturing, and gaming industry service management, announc...

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