The hand refill pump (shown: SPN4016) consists of a storage vessel with level indicator, filling filter and a hand pump with integrated check valve. It is mounted directly on the thermosiphon vessel or pressure booster. There is a choice of two basic types in the SPN range of products:
SPN2000: Stainless steel refill pump for universal applications
SPN4000: specifically for use with TS1016 systems


  • For efficient processes, with a choice of 2 basic types
  • For manual refilling of buffer fluid units during operation
  • SPN4016 vessel made of polyethylene: suitable for use in potentially explosive environments
  • SPN2000 in stainless steel and acrylic or borosilicate sight-glasses: suitable for highly corrosive media
  • Two sight-glasses for reading the MIN/MAX fluid level
  • Reliable mode of operation: Combined filling and ventilation filter in the hand refill pump

Functional description

The hand refill pump is designed for manual refilling during operation in case of buffer fluid losses.

Product variants

Designation Volume (liters) Allowable
Material, vessel Material, sight-glass/seal Material, filling filter Pressure control valve
Polyethylene Acrylic glass,
Borosilicate, T2 Polyamide Stainless
None 16 bar
(232 PSI)
30 bar
(435 PSI)
63 bar
(913 PSI)
SPN2030 2 60 °C (140 °F)
SPN2063 2 60 °C (140 °F)
SPN2063/A015 2 60 °C (140 °F)
SPN2063/A100 2 60 °C (140 °F)
SPN2063/A200 2 60 °C (140 °F)
SPN4016 2 70 °C (158 °F)


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