Flamco - Flexfiller Midi 250D Pressurisation Unit - Dual Pump - 1-5 Bar

Engineered for sealed systems, the Flamco Flexfiller Midi 250D is a compact, wall-mounted digital pressurisation unit using an electronic pressure transducer and microprocessor control to maintain stable minimum pressure. This is a Twin Pump unit.

Buy the Flamco Flexfiller Midi Pressurisation Unit from Pumpify and receive free standard delivery.

It provides top-up flow rates up to 12 L/min via a 4 Ltrs internal break tank and suits commercial, industrial and large domestic applications. Pressure is adjustable in 0.1 Bar steps across a 15 Bar range.

• 4 Ltrs break tank; up to 12 L/min top-up
• Category 5 protection (Type AB weir overflow)
• MODBUS RTU communications; password-protected menus
• System fill mode and pump pulse option

Finished in white (RAL 9003) with a sequential programming menu, flood-protection routines and comprehensive event logging for straightforward commissioning and operation.

Real-world product applications

• Boosting water pressure to multiple outlets in a building
• Maintaining stable pressure where demand varies
• Supplying water from storage tanks to distribution pipework
• Supporting general water supply and transfer systems
• Assisting with pressure control in utility installations

Key Product Features

• Applications: commercial, industrial and residential sealed systems (guide volume ≤ 50,000 Ltrs)
• Pressure:15 Bar operating range; set in 0.1 Bar increments
• Hydraulics:4 Ltrs internal break tank; top-up to 12 L/min
• Protection: Fluid Protection Category 5 (Type AB weir overflow); flood protection (pump runtime limiter, excessive start alarm)
• Controls: sequential programming; system fill mode; password-protected access; pump pulse option
• Comms:MODBUS RTU protocol
• Electrical: electric pump 230V 50Hz 1ph
• Event logging: alarms; pump run counter (per pump); cumulative run timer (hours/pump); electrical interruption
• Volt-free contacts: Common Alarm (N/C), High Pressure (N/O), Low Pressure (N/O), Sensor Health (N/O), Pump 1 Health (N/O), Pump 2 Health (N/O)
• Finish: wall-mounted enclosure in white (RAL 9003)
• Operating pressure: 5 Bar.

Flamco (est. 1956) is a Dutch manufacturer of HVAC and plumbing system components, including expansion vessels, air separators and pressurisation accessories. Their ranges are used in heating and chilled-water circuits and potable water systems across domestic and commercial installations.