size：

installation：

color/material：

ivory white/PC flame retardant material

specifications：

Power supply voltage: 195V~255V AC, 50/60HZ，Output voltage: DC 29V±1V (2 channels: 1 bus power supply, 1 auxiliary power supply)，Output current: maximum 640mA (total of 2 channels), short-circuit proof，Working temperature: –25 °C ... + 70 °C，Working humidity: 5%~95%RH except for condensation，Module width: 3 modules = about 54mm。