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Stuart Turner Digital Pressurisation Units

The Stuart Turner Digital Pressurisation Units have a unique design and advanced digital controls, the Stuart Turner range of digital pressurisation units represent the next generation of automatic filling and pressure maintenance solutions for sealed heating and chiller systems.

Offering a compact unit that is simple and convenient to install and commission, with options for wall or floor mounting and changable flexibles hose connections easily configured to be left or right handed. Units are available with one (duty), or two (duty-standby) pumps, duty-standby models provide balanced usage based on pump run time, making them highly reliable. Containing a Category 5 compatible break tank of up to 18 litres capacity dependant on models and with a WRAS approved fill valve offering high flow rates of 12 litres/minute. Features include type AB air gap and weir overflow.

Capable of filling a system from empty and monitoring and maintaining the design fill pressure in sealed systems.

The unique microprocessor controller, pressure transducer monitoring and water level sensing, these systems feature intuitive, easy to use menu, self diagnostic functions, configurable volt-free contact alarm outputs and a BMS Modbus interface.


• Duty or Duty-Standby options

• Up to 8.0 bar pressure options

• 2 - 18 litre tank capacity options

• High flow fill valve

• Quiet operation - From 60db(A)


• ISO 9001:2015

• Built-in safety –low voltage controls

• WRAS Approved fill valve

• BS EN 60335 compliant

• CE compliant


• 2 year guarantee

• Dry run protection