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

The Mikrofill Digital Pressurisation Unit Maxi AP 140 provides intelligent automatic pressure management for sealed heating, chilled water, refrigeration, and industrial cooling systems. It continuously monitors system pressure and automatically restores the correct operating pressure whenever required. As a result, it helps protect boilers, chillers, pumps, valves, and associated pipework while maintaining reliable and efficient system performance.

Designed for demanding commercial and industrial applications, this model features a single high-performance pump, a 32 Ltr/min maximum flow rate, a 230V single-phase electrical supply, and a right-hand pipe entry configuration. Furthermore, its compact floor-mounted design simplifies installation while the durable powder-coated steel enclosure provides reliable operation in busy plant room environments.

In addition, the advanced digital controller incorporates a clear LCD graphic display, automatic system filling, automatic top-up functionality, dry-run protection, leak detection monitoring, and intelligent self-diagnostic electronics. Consequently, engineers can monitor performance more effectively, reduce maintenance time, and improve the long-term reliability of the complete heating or cooling system.

The unit also includes Category 5 backflow protection with a Type AB air gap to comply with current water regulations. Moreover, integrated Modbus RTU communication and programmable volt-free relay outputs allow seamless integration with Building Management Systems (BMS). These features provide remote monitoring, alarm reporting, and improved operational control for commercial installations.

Built for continuous operation, the robust steel enclosure protects internal components while ensuring dependable performance in demanding environments. Whether you are replacing an existing pressurisation unit or installing a new HVAC system, the Mikrofill Digital Pressurisation Unit Maxi AP 140 delivers accurate pressure control, intelligent monitoring, and long-term reliability.

Browse our Mikrofill Pressurisation Units collection to explore additional models for commercial and industrial applications.

For detailed technical specifications, installation instructions, and operating manuals, visit the Official Mikrofill Website.

Key Features

• Single high-performance pump
• 32 Ltr/min maximum flow rate
• Right-hand entry configuration
• 230V single-phase power supply
• Digital LCD graphic display
• Automatic system filling and top-up
• Dry-run protection
• Leak detection monitoring
• Intelligent self-diagnostic electronics
• Category 5 backflow protection
• Modbus RTU BMS communication
• Programmable volt-free relay outputs
• Powder-coated steel enclosure
• Suitable for sealed heating and chilled water systems

Benefits

• Maintains accurate operating pressure
• Protects boilers, chillers, pumps, and pipework
• Reduces maintenance requirements
• Supports Building Management System integration
• Improves system efficiency
• Delivers dependable long-term performance