TX2SA-L2-5V TX2SA-L-24V-Z TX2SA-L-24V-X TX2SA-L-24V-TH TX2SA-L-24V TX2SA-L2-4.5V-Z TX2SA-L2-4.5V-X TX2SA-L2-4.5V TX2SA-L2-3V-Z TX2SA-L2-3V-X