The EFECTOR OBF-FAKG/T/US-OBF500 is a fiber-optic amplifier with 10-30 VDC power supply, consuming 50 mA. It operates at 630 nm wavelength with PNP/NPN output options. Features include 0-2 m through-beam sensing range, 0-100 diffuse reflection range, M12 connector, operating temperature of -25 to +60°C, and IP65 protection rating. Model OBF500.