Boiler feed units for steam control
In many commercial and industrial settings, maintaining a consistent water supply to the boiler is crucial. This is especially important when dealing with varying operating loads, where traditional methods may fall short in efficiency and reliability.

Maintain water supply with automatized control
The Sterlco® 4200 Series Boiler Feed Units by Sterling (ACS Group) are designed to ensure a steady water supply to boilers catering to various loads. These cast iron units come in tank sizes ranging from 6 to 120 gallons, making them versatile for multiple applications. The units feature simplex or duplex construction options and are equipped with bronze-fitted centrifugal pumps. The automatic venting mechanisms and ‘Sterl-Seal’ ceramic pump seals ensure reliable operation even under high-temperature conditions up to 200°F. Additionally, customization options allow for elevated tanks, special motor constructions, and a wide range of accessories to meet specific needs.
Benefits
- Versatile tank sizes from 6 to 120 gallons
- Reliable operation at temperatures up to 200°F
- Simplex or duplex construction for various applications
- Customizable options for specialized requirements
- Energy-efficient 3450 RPM motors