Quality Espresso Ruby Pro Espresso Machine Steam outlet. Hot water outlet. Coffee outlet for cups of up to 20 cl. Capsule and pod options available. Three configurations available: 5 liter boiler, 2500 watt element and rotary pump – a professional gourmet set up for espresso beans. 5 liter boiler, 2500 watt element, two vibration pumps with mains connection – for high volume portion serving locations. 5 liter boiler, 2500 watt element, two vibration pumps with 3 liter internal tank – No mains connection needed.