RS485 Repeater / Booster AR-485REP-V2

Isolated RS-232/RS-485 Converter AR-321-CM-485232

Isolated USB/RS-485 Converter AR-321-CM

Support Modbus/TCP and Modbus/RTU over TCP

Support UDP/RS-485(Ch1 & CH2) to broadcast opening doors with fire alarm system linkage

1kB queue input and output buffer

RFID Proximity Controller 

Ultra-mini RS485 Proximity Controller with stainless steel panel by order!

Power Switch – AR-888-T(EU/US)

Don’t Disturb Switch(Outdoor) – AR-888-CPO

Don’t Disturb Switch(Indoor) – AR-888-CPI

RFID DESFire Encoder – AR-837-P