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Condensate Return Systems

Condensate return systems recover hot condensate from steam and boiler operations and pump it back toward the boiler, cutting fuel use, water treatment costs, and thermal shock on your equipment. ePumps builds and stocks condensate return units from 10 to 500 gallons, in simplex and duplex configurations, with the horsepower, voltage, and float controls to match your load. Cast-iron and fabricated-steel receivers pair with close-coupled condensate pumps rated for high-temperature service, so the system handles near-boiling condensate without cavitation or premature seal failure. Typical applications include steam heating systems, process steam in manufacturing, laundries and commercial kitchens, hospitals, and any facility running a steam or boiler loop. Choose a unit by tank capacity, pump horsepower, discharge pressure, voltage, and simplex or duplex operation below. Duplex systems add a second pump for redundancy and alternating run cycles, ideal where downtime is not an option. Need to move condensate in a smaller sump instead? See our guide on condensate pump vs sump pump. Need a custom-built condensate return system sized to a specific receiver volume, pump curve, or control package? Our team engineers made-to-order units and will help you match capacity and pressure to your steam load.

(411 products)

ePumps supplies a full range of condensate return systems, pumps, and packaged units for steam heating systems, boiler rooms, HVAC applications, schools, hospitals, manufacturing plants, and commercial buildings.

Condensate return plays a critical role in maintaining boiler efficiency by recycling high-temperature condensate, reducing fuel costs, reducing makeup water demand, and lowering blowdown frequency.

Why Condensate Return Systems Matter
  • Reduce energy and fuel waste

  • Maintain stable boiler water levels

  • Protect boilers from low-water conditions

  • Improve overall system efficiency

  • Reduce wear on equipment and piping

  • Support closed-loop or semi-closed-loop steam systems

Condensate System Capabilities
  • 10–500 gallon steel / stainless receivers

  • Simplex and duplex configurations

  • ODP or TEFC motors rated for continuous duty

  • Silicon bronze impellers with mechanical seals

  • Multiple voltage, HP & discharge options

  • Square D float switches & industrial controls

Need Engineering Help?

Get expert help selecting a condensate return pump or packaged unit for your steam plant or HVAC system.

FAQ's

What is a condensate return system?

A system that collects hot condensate from steam equipment and returns it to the boiler to reduce fuel consumption and water waste.

Do condensate systems include pumps and tanks?

Yes — packaged condensate return units include a receiver tank plus simplex or duplex pumps.

What’s the difference between “condensate pump” and “condensate unit”?

A pump = the pumping mechanism only.
A unit = a complete package with tank + pump(s).

What size system do I need?

Sizing depends on steam load, return rate, and boiler capacity. Commercial systems typically use 20–360 gallon receivers.

Can condensate pumps handle high temperatures?

Most units are designed for 200°F+ condensate, depending on model.