Pump group HK20

Compact pump unit DN 20 for unmixed heating circuits. 3-part patented EPP insulation shell according to GEG (German Buildings Energy Act). Simple wall mounting with only one screw. Concealed cable routing behind insulation. Incl. wall bracket and fastening.

Flow line: Multi-function shut-off valve with check valve, circulation pump 130 mm (or without pump).

Return line: Multi-function shut-off valve, Stainless steel return pipe.

Technical Features
  • Nominal size: DN20
  • Max. operating pressure: 6 bar
  • Operating temperature: +2 - +90° C
  • Recommended range of application at DT=20 K, Dp=100 mbar: max. 55 kW
  • All connections: 1"M with flat sealings
  • Overall pump length: 130 mm
  • Axial distance: 90 mm
  • Height without insulation: 293 mm
  • Dimensions with insulation (W x H x D): 240 mm x 310 mm x 217 mm
Part no.
Part no. WIDE
HK20 Wilo PARA ParaSC 15/6-130
HK20 Grundfos UPM3 A 15-70
HK20  Eco2/8 10087346
HK20 without pump
HK201) Wilo Yonos PARA 15/6,

1) The product is discontinued