Rain Bird - ESPSM3 3 Station ESP Timer Expansion Module

Easily expand your Rain Bird ESP-Modular, ESP-Me, ESP-SMT or ESP-SMTe Series Controller with this 3 station hot-swappable module, which can be added without powering down the controller. Modules can be installed in any available slot. Adds three additional stations to Rain Bird residential modular controllers Hot-swappable 3-station expansion module can be installed without powering down the controller Compatible with Rain Bird ESP-M, ESP-Me, ESP-SMT and ESP-SMTe series irrigation controllers Can be installed in any available slot