Liberty 405 High-Temperature Drain Pump — ½ HP, 115V, 2" Discharge

Liberty Pumps Commercial 1/2 HP High-Temperature Drain Pump

The Liberty 405 is a rugged, high-temperature commercial drain pump engineered for graywater removal in residential and light commercial applications. With its compact basin, ½ HP motor, and 115V operation, the 405 handles water up to 180 °F (82 °C), making it ideal for laundry trays, utility sinks, dishwashers, and bar sinks installed below gravity drain lines. Liberty’s QuickTree® technology allows fast float switch inspection without disrupting piping, making service quick and easy. 

Key Features & Benefits

• 115V Operation — standard power for residential installs.
• High-Temperature Rated — continuous duty up to 180 °F (82 °C).
• QuickTree® Float Access — inspect or replace the float switch without disturbing plumbing.
• ½ HP Motor — moves up to 48 GPM at low head.
• Handles 3/8" Solids — suitable for graywater with small debris.
• 2" Discharge, Inlet, and Vent — fits standard piping sizes.
• Fully Automatic — arrives assembled, plug-and-play ready.

Specifications

Applications

• Utility and laundry trays below gravity drain level
• Dishwashers, sinks, or bar sinks requiring pump discharge
• High-temperature wastewater handling

The Liberty 405 delivers reliable graywater removal for residential and light commercial jobs where high-temperature performance and quick service access are required.

HP: 1/2
Volts: 115V
Amps: 7.5A
Discharge Inlet & Vent: 2"
Alarm: No

Weight: 16 lbs
Major Height: 14-1/8"
Major Width: 13-3/4"
Inlet Height (from bottom of basin): 12-5/8"
Total Capacity: 5.5 Gallons
Inlet Size: 2"
Discharge Size: 2"
Vent Size: 2"