Whelen - Strobe Power Supply | 01-0770028-05 | A413AHDACF EA 9390 AERO Note: The Telex 5x5 Pro

Note: The Telex 5x5 Pro III was discontinued in October 2025

Now you can bring any 9-10

VOC Compliant Nationwide: Meets strict regulatory requirements across all 50 states

Non Conductive - Your screens stay cleaner longer

(Known as Alodine 1001 Conversion Coating )

Whelen - Strobe Power Supply | 01-0770028-05 | A413AHDACF EA 9390 AERO Note: The Telex 5x5 ProModel HDACF Series strobe power supply. FAA PMA APPROVED. The HDACF Series is the finest power supply available. It has the capacity for simultaneous flashing, alternate flashing or both. Wing outputs an be disabled when trigger function is engaged. A two light mode alternate flashing produces a combined total of 42 joules to each light while a two light mode simultaneous flashing produces a combined total of 21 joules to each light. A three light