SpiroExpand MultiControl COOL MAXI

The MultiControl COOL MAXI is an automatic expansion and pressure-maintaining device, with 2 pumps (2x 100%) and 1 overflow valve, designed for cooling systems. A separate storage tank is required.

The properties of the MultiControl COOL MAXI

  • 2 pumps (2x 100%)
  • 1 overflow valve (1x 100%)
  • Operational pressure range up to 4,0 or 5,6 bar
  • An unpressurized expansion vessel is required
  • Maximum expansion volume: 125 – 500 liters
  • The minimum temperature at the point of connection: -10°C
  • The maximum temperature at the point of connection: 70°C (over 70°C possible with auxiliary tank)
  • Maximum operating pressure (PN): 10 bar

Product variants

Choose the desired variant below for all (technical) product data!

Article number EMCC-M1-4.0
Product type EMCC Maxi-1 max 4bar

Do you want to take your knowledge about pressurisation to the next level?

Take our free and online training on pressure maintenance now

A heating or cooling system can only really work properly if the pressure is stable. But how do you ensure that this is always properly arranged? During our free online SpiroCademy training, we will provide you with clear, practical, and immediately applicable answers.

🗓 Tuesday, 9 September 2025 at 12:00 PM (GMT)

Discover how it works, common pitfalls, and effective solutions for pressure maintenance. Sign up quickly and increase your professional knowledge in one lunch break.

Will you be there? Then sign up here!