Mikrofill Digital Pressurisation Unit Maxi AP 140 – Single Pump – 32 Ltr/min – Single Phase – Left-hand Entry

The Mikrofill Digital Pressurisation Unit Maxi AP 140 is engineered to provide automatic pressure management for large sealed heating, chilled water, refrigeration, and industrial cooling systems. The Mikrofill Digital Pressurisation Unit Maxi AP 140 uses advanced microprocessor technology to monitor, maintain, and restore system pressure whenever required. As a result, it helps ensure reliable system performance while protecting connected equipment from pressure fluctuations.

Designed for professional installations, this model features a single pump, 32 Ltr/min maximum flow rate, single-phase 230V power supply, and a left-hand entry configuration. Furthermore, its compact floor-standing enclosure makes installation straightforward, while the robust powder-coated steel cabinet provides excellent durability in demanding plant room environments.

In addition, the integrated digital control system with LCD display provides clear operating information and accurate pressure management. The unit also includes intelligent self-diagnostic electronics, automated filling and top-up functions, and leak detection monitoring. Consequently, maintenance becomes easier while system reliability improves over time.

The Category 5 backflow protection with Type AB air gap complies with modern water regulations, while the Modbus RTU BMS interface and programmable volt-free relays allow seamless integration with Building Management Systems. Moreover, the unit supports sealed systems up to 300,000 litres, making it suitable for demanding commercial and industrial applications.

Whether you are installing a new HVAC system or upgrading an existing plant room, the Mikrofill Digital Pressurisation Unit Maxi AP 140 delivers dependable pressure control, intelligent monitoring, and long-term reliability.

Browse our Mikrofill Pressurisation Units collection to explore additional models and configurations.

For detailed technical specifications and installation guidance, visit the Official Mikrofill Website.

Key Features

• Single pump pressurisation unit
• 32 Ltr/min maximum flow rate
• Left-hand entry configuration
• 230V single-phase power supply
• Digital LCD control system
• Automatic system fill and top-up
• Intelligent self-diagnostic electronics
• Category 5 backflow protection
• Modbus RTU BMS interface
• Four programmable volt-free relays
• Powder-coated steel enclosure
• Suitable for systems up to 300,000 litres

Benefits

• Maintains accurate system pressure
• Reduces manual maintenance
• Protects heating and cooling equipment
• Simplifies installation and commissioning
• Integrates with Building Management Systems
• Delivers reliable long-term performance