Smart E Plus 300

Fast recovery Tank-in-tank cylinder with the addition of multiple ports allowing flexible installation options. Ideal partner to condensing boilers and heat pumps.

# 06627501

  • External heating source
  • Add-on electricity
  • Tanks
  • Floor installation
  • The addition of multiple ports on the Smart E Plus not only gives the installer flexible installation options, but also provides a cylinder built with the future in mind!
  • 3.5 bar mains water pack and mixing valve supplied.
  • Low heat loss: 50 mm rigid polyurethane insulation.
  • Deluxe finish: thick, shock resistant polypropylene jacket.
  • 6 pin plug-and-play electrical connection, S-plan pr Y-plan.
  • Stainless Steel domestic cylinder - 25 year guarantee.
  • DHW temperature gauge.
  • Anti-Legionella : Storage temperature above 60 ° C.
  • Tank-in-Tank Technology 5 Year standard warranty (see our terms of sale) Extended 'Smart for Life' warramty available! (see conditions


  1. Auxilliary connection DHW
  2. Domestic cold water inlet
  3. Flow connection (Primary Circut)
  4. Auxiliary heating return
  5. 50 mm insulation rigid polyurethane
  6. Auxiliary heating return
  7. Flow primary for heat pump connection
  8. Return primary for heat pump connection
  9. Immersion Heater
  10. Manual air vent
  11. Domestic Hot Water outlet
  12. Rigid polypropylene cover
  13. Stainless steel drywell
  14. Stainless steel (DHW) inner tank
  15. Heating circuit flow
  16. Heating circuit return
  17. Outer steel tank containing the primary fluid
  18. Polypropylene shell
  19. Polypropylene base cover


Capacity (total) 293 L
Heating surface DHW tank 2,29
Capacity (domestic hot water) 200 L
Connection - primary 1 F inches
Connection - DHW 3/4 M inches
Connection - re-circulation / safety valve 3/4 M inches
Connection - heating element 6/4 F inches
Primary flow (ΔT10K) do not use 5500 L/h
Pressure drop (primary - ΔT10K) 51 mbar
Max operating temperature 90 °C
Max operating pressure (DHW) 8,6 bar
Max operating pressure (primary) 3 bar
Weight (empty) 87 kg

Hot water performances

Peak flow at 40°C 800 L/10’
Peak flow 1st hour at 40°C 2360 L/60’
Continuous flow at 40°C 2100 L/h
Peak flow 1st hour at 45°C 1920 L/60’
Continuous flow at 45°C 1710 L/h
Peak flow at 60°C 370 L/10’
Peak flow 1st hour at 60°C 1100 L/60’
Continuous flow at 60°C 970 L/h
Pre-heating time from 10 to 80°C (Heat source: boiler) 22 min
Heating time from 10 to 60°C - 6 kW (3 kW) 175 (350) min
Max absorbed heat (Heat source: boiler) 68 kW
Operating voltage 230 V
Max design pressure (DHW) 10 bar
A 2050 mm
B 1783 mm
C 1278 mm
D 329 mm
E 145 mm
F 375 mm
G 233 mm
Dim. - Height (with conn.) 2050 mm
Dim. - Height (w/o conn.) 1988 mm
Dim. - Width or Diameter (w/o conn.) 565 mm

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