DMX512 Isolated Splitter / Amplifier Specs:

Input circuit: EIA-485 receiver with 120 ohm termination resistor between +Data and -Data (Units with feed through connectors do not have internal termination)
Input signal: 0.2 volts minimum, 12 volts maximum
Output circuit: EIA-485 driver
Connectors: Gold plated 5 pin Neutrik D-1 Series (3 pin connectors or terminal blocks optional)
Feed through: A non-isolated feed through connector is standard on the eleven output model and is optional on the one, three, and five output models.
Isolation: 2500 volt optical coupler, 1500 volt split bobbin transformer
Power input: 100 - 120 volts, 50/60 hertz, 12 watts (208 - 240 volt optional)
Color: Top, bottom and sides: Silver hammer tone Front and back: Black
Size: model 123 = 6.5" deep, 1.7" high, 6.5" wide; model 125 = 6.5" deep, 1.7" high, 8.25" wide; model 1211 = 6.5" deep, 1.7" high, 16" wide
(19" Rack Kits Available)