The Trig TT23 and TT23G units are the next evolution in Trig compact Transponders; trusted by pilots worldwide for their reliability and innovative design. Available with built-in GPS for the first time, this next generation of transponders is also lighter, smaller and more compact, designed to reduce space and weight in your aircraft. The TT23 fits seamlessly into the tightest panel spaces, offering an efficient, lightweight solution that maximizes your cockpit’s real estate.Certified and suitable for both VFR and IFR flight, the TT23 class 1 Mode S device provides 250 Watts of output power. These transponders ensure visibility to commercial, military, and general aviation traffic, making navigation through busy airspace more predictable and stress-free. Trig transponders are future-proof, with full ADS-B compatibility that boosts your visibility and enhances flight safety.Designed for simplicity, the TT23 features a bright, easy-to-read display and includes a built-in altitude encoder for added convenience. The TT23 Transponder can be paired with GPS units like the TN70 or TN70A, and a number third-party sources, for ADS-B out. The TT23G takes it further with a built-in GPS, certified to ETSO-C199, the ideal choice for pilots seeking an integrated ADS-B Out solution. This is suitable for experimental and light sport aircraft wishing ADS-B mandate compliance in the United States. TT23G is also suitable for those wishing to voluntarily equip with ADS-B out – for enhanced visibility and safety.This TT23 Compact Mode S Class 1 Transponder (EDMO# 02295-00) includes the TT23 transponder unit and mounting tray only.