Description
Liberty Pumps 406 Low Profile Drain Pump
The Liberty 406 is a compact, high-performance short-profile drain pump designed for applications where clearance is limited but reliable drainage is needed. With a height of just ~10″ from base to inlet flange, the 406 fits neatly beneath fixtures. It features a wet-end removable cartridge, factory-installed check valves, stepped discharge adapter (1″ / 1¼” / 1½”), and side inlets to streamline plumbing.
Key Features & Benefits
- Short Profile Design — only about 10″ tall, ideal for tight installations.
- Wet-End Serviceability — the pump module is a cartridge with a ¼-turn removal for easy maintenance.
- Stepped Discharge Adapter — supports 1, 1¼, or 1½” connections, with an integral check valve.
- Side and Top Inlets — multiple inlet options with integral check valves.
- Thermal Overload & Air-Cooling — motor protected for durability.
- Corrosion-Resistant ABS Basin — factory molded plumbing connections included.
- Quiet Operation — includes anti-skid, sound-isolating feet.
Specifications
| Model | 406 |
| Horsepower | 1/6 HP |
| Voltage / Full Load Amps | 115 V / 1.7 A |
| Maximum Fluid Temp (Continuous) | 104 °F (40 °C) |
| Intermittent Temp (10 sec / 5 sec off) | 140 °F (60 °C) |
| Inlet / Discharge | Side inlet 1½ w/ integral check valve; Stepped discharge (1″, 1¼”, 1½”) w/ integral check. |
| Height | ~10 (base to inlet flange) |
| Weight | ~13.5 lbs |
Typical Applications
- Bar sinks or utility sinks installed below gravity drain level
- Laundry trays, condensate lines, or other graywater needing compact siting
- Basement remodels, tight cabinetry, under-counter installations
The Liberty 406 delivers compact, high-temperature drainage capability in a short-profile package with easy service access. Always refer to Liberty’s installation instructions and local code for venting, check valve placement, and piping layout.
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