Liberty Pumps LCU-20S Condensate Removal Pump

The Liberty LCU-20S is a compact, dependable condensate pump designed to automatically remove condensation from HVAC systems, high-efficiency furnaces, dehumidifiers, ice machines, and more. With its built-in safety switch, 20-foot lift capability, and durable construction, it protects equipment from overflow and maintains reliable performance. 

Key Features & Benefits

• Built-in Safety Switch — provides overflow protection if the discharge becomes blocked or the pump fails
• High-impact ABS Tank — durable and corrosion-resistant. 
• Stainless Steel Shaft & Removable Check Valve — for longevity and maintenance ease. 
• Quiet, Fully-Automatic Operation — ideal for indoor use where low noise matters.
• Compact Design & Wall-Mountable — saves space and simple to install. 
• 6' Power Cord with Ground — standard length for most installations. 

Specifications

Model	LCU-20S
Voltage / Phase	115 V, single phase
Maximum Lift / Head	20 ft
Discharge	3/8" O.D. outlet (barbed and threaded)
Tank Material	High-impact ABS
Flow Rate	~105 GPH at low head (ex: 1 ft)
Maximum Fluid Temperature	150 °F
Warranty	3 years (standard)

What’s Included

• LCU-20S pump unit (with safety switch)
• Removable check valve
• 3/8" barbed and threaded discharge port
• Mounting bracket / hardware
• Installation and operation manual

Applications & Use Cases

• Pumping condensate from HVAC systems, high-efficiency furnaces, and air conditioners
• Use in basements, ceiling spaces, or mechanical rooms
• Ideal where automatic, quiet pump action and overflow protection is needed
• Suitable in retrofit or new installation environments with limited vertical lift

*Performance varies depending on head and system piping. Always maintain and inspect the check valve and discharge line to prevent pump overwork.