Ortech OD-PC is a highly functional photocell device that can be used with various lighting systems, primarily for outdoor use, such as street lighting, passage lighting, or doorway lighting. It's designed to automatically control the lighting based on ambient lighting levels, turning on the lights when it gets dark and turning them off when it gets light again. The device features a built-in sensor that detects changes in light levels and triggers the switch accordingly.

One notable feature of the Ortech OD-PC is its ability to withstand various weather conditions, including moisture and temperature changes, ensuring reliable operation regardless of the outdoor environment. Additionally, the device comes with a swiveling sensor body for convenient directional adjustment after installation, allowing for precise positioning of the sensor to capture the desired ambient light levels.