Grundfos SBA3-45A




Suitable for

  • Domestic water pressure boosting
  • Domestic rainwater harvesting

Grundfos SBA submersible multistage boosters are complete all-in-one units, designed to pump clean water for break tanks, shallow wells, and rainwater applications. They come with an integrated control unit eliminating the need for an external pump controller.


Product name SBA 3-45 A
Product No 97896325
EAN number 5710626001903


Rated flow 2.83 m³/h
Rated head 30.1 m
Maximum head 45 m
Impellers 4
Max. Particle 1 mm
Approvals CE,WEEE
Curve tolerance ISO9906:2012 3B
Return valve YES
Adjustable start pressure N
Start pressure 2.2 bar
Rated driver speed 2800 rpm


Pump housing Composite
Impeller Composite


Range of ambient temperature -10 .. 50 °C
Type of inlet connection STRAINER
Pump outlet G 1″
Maximum installation depth 10 m


Pumped liquid Water
Liquid temperature range 0 .. 40 °C
Selected liquid temperature 20 °C
Density 998.2 kg/m³
pH-value range 4-9

Electrical data

Power input P1 1.05 kW
Rated power – P2 0.62 kW
Mains frequency 50 Hz
Rated voltage 1 x 220-240 V
Rated current 4.8 A
Starting current 12 A
Cos phi 0.94
Capacitor size – run 13 µF/450 V
Enclosure class (IEC 34-5) IP68
Insulation class (IEC 85) F
Built-in motor protection YES
Length of cable 15 m
Cable type H07RN-F 3G1
Type of cable plug AUS


Flow switch yes


Net weight 9.69 kg
Gross weight 10.4 kg
Shipping volume 0.022 m³
Country of origin IT
Custom tariff no. 8413709062



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