4200 Series Condensate Units - Max Temp. of 200° F

Cast Iron - Condensate Units
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Sterlco® atmospherically vented condensate tanks are designed for pumping hot condensate throughout the steam system. The 4200 Series cast iron unit is designed to suit many applications. Tank sizes range from 6 – 120 gallons.

Additionally, this unit can be paired with Sterlco® J & G centrifugal pumps. The Sterlco® Centrifugal Pumps are capable of pumping hot condensate up to 200° F. These pumps are equipped with heavy-duty cast iron pump housing and bracket, along with a brass impeller to assure long operating life. Customizable tanks and specialty pump options are available.            



  • Standard Features
  • Optional Features
  • Resources
  • White Paper

Standard Features

  • Heavy-duty cast iron receivers
  • Simplex or duplex construction
  • Bronze fitted centrifugal pumps
  • Energy efficient 3450 RPM motors
  • Automatic venting
  • “Sterl-Seal” ceramic pump seal (250°F)
  • Heavy-duty float switch
  • Wide range of options and accessories

Optional Features

  • Mechanical and electrical alternators
  • Gauge glass
  • Thermometer
  • Discharge pressure gauges
  • Isolation valves
  • Special motor construction, such as totally enclosed, washdown duty and explosion proof is available
  • Magnetic starters with H-O-A selector switches
  • 1750 RPM motors, larger pumping capacities and higher discharge pressures – consult factory
  • Elevated tanks are available
  • Complete NEMA 12 Control Panel


White Paper

Why Choose 4200 Series Condensate Units?


4200 Series Condensate Units

Sterlco® Condensate Return Units set new standards of performance. Reliable and efficient, each unit features heavy duty receivers for long operating life. With a thicker tank wall design and highly wear-resistant pump seals, our systems run longer and require less maintenance.


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