DEI 491T Keyless Entry Alarm Remote Start Transmitter EZSDEI490 EZSDEI491 EZSDEI471

The FCC ID of the remote is EZSDEI490 or EZSDEI491 or EZSDEI471. There are other remotes with those FCC IDs so to know which is which, this one has one of these Circuit Board IDs: DT4B, DT4BA, DT4D, DT4D-1, DT4D-2, DT4DA, DT4G, DT6B, DT6C, DT6D, DT6D-1, DT7C.

The DEI part number for this remote is 491T. This 434 MHz remote has 2 buttons. The remote is tested on keyless entry testers to ensure it is sending proper signals. Remote includes the battery.

This remote was made for these Directed Electronics (DEI) systems: Automate 2 HF, Automate 3+, Automate 5+ HF, Automate 6 HF, Automate 7 HF, Equalizer 1, Valet 519H, Valet 551R, Valet 552T, Valet 710T, Valet 711T, Hornet 719T, Hornet 720T, Hornet 725T, Hornet 730T, Python 450, Python 625 HF, Python 650HF, Python 1000HF, Python 1500HF, Sidewinder 3500, Sidewinder 4500HF, Sidewinder 5000HF, Sidewinder 6000HF, Sidewinder 6500HF, Viper 150 HF, Viper 300 HF, Viper 300+, Viper 500 HF, Viper 550HF, Viper 600HF, Viper C 70HF, WASP 718W.

This remote is no longer made and the manufactuerer’s suggested replacement is part number 485M.