A submersible sewage pump is specifically designed for handling wastewater that contains solids and semi-solid materials. These pumps are typically used in municipal, residential, and industrial applications where efficient wastewater removal is necessary.

The key components include a sealed motor unit, impeller, pump housing, and discharge outlet. The motor is enclosed in a waterproof casing, allowing the entire unit to operate while fully submerged. This feature is essential for environments such as lift stations, septic systems, and flooded areas.

The impeller plays a crucial role in breaking up and moving solid materials. Depending on the pump type, the impeller may be vortex-style, single-channel, or multi-channel to suit different fluid consistencies and solid contents.

Submersible sewage pumps are usually installed at the bottom of a sump or pit and are activated either manually or automatically with the help of a float switch or level controller. This allows for efficient wastewater removal with minimal supervision.