Stuart Turner ST Circulators

Stuart Turner ST Circulators are high-efficiency circulating pumps designed for domestic heating and hot water systems. Key features include:

• Permanent magnet motor technology with EEI (Energy Efficiency Index) ratings as low as 0.18, making them among the most energy-efficient circulators on the market.
• Suitable for a variety of applications such as single and twin pipe heating systems and mixing loops.
• Available in cast iron (ST 15/60 and ST 25/80 models) and bronze (ST 15/60 B model) constructions.
• Offer constant speed modes (low, medium, high) or proportional pressure control modes that adjust pump output based on system demand for optimal efficiency.
• Easy to install as direct replacements for 130 or 180 port-to-port models, with a configurable terminal box.

The ST Circulator range is part of Stuart Turner's wider range of high-efficiency circulators for domestic and commercial HVAC applications. They are designed to deliver dependable, energy-saving performance for heating and hot water systems.