K12-2 B (50 Hz) - Centrifugal Boostamatic Single Stage Pump

Previous Products

Now available as CH 12-14 B

Designed to provide a pressurised water supply from a break tank in either a positive or negative head application, as it does not rely on gravity flow to activate.  The range is suitable for commercial or doemstic use, pumping hot or cold water and supplied with G 1 flexible hoses.


  • The range is suitable for commercial or domestic use, pumping hot or cold water

Technical Specification

Product code 46349
Guarantee 2 years
WRAS approval Approved materials
Pump type Centrifugal
Mechanical seal EPDM / PTFE / Al. Oxide
Anti vibration feet  
Inlet strainer(s)  
Flexible hoses 2
Run on timer 3 sec
Dry run protection  
Pump body Brass
Impeller Plastic
Maximum head (closed valve) 14 metres
Performance @ 30 l/min 1.2 bar
Performance @ 90 l/min 0.8 bar
Maximum flow 138 l/min
Minimum Static inlet pressure 0.1 bar (1 metre)
Maximum static inlet pressure 0.6 bar (6 metres)
Maximum static outlet pressure 0.6 bar (6 metres)
Maximum working pressure* 600 kPa (6 bar)
Maximum ambient air temperature 40 °C
Min / Max water temperature** Min 4 °C / Max 65 °C
Maximum suction lift*** 4.6 metres
Flow switch sensitivity (approx) 1.0 l/min
Cut in flow 1 l/min
Cut in pressure 80 kPa (0.8 bar)
Pressure vessel air pre-charge 0.9 bar (13 psi)
Pump connections G 1 male
Flexible hoses
Connections G 1 male x G 1 female x 300 mm long
Type Induction type, thermally protected
Duty rating Continuous (S1)
Power supply/phase/frequency 230 V a.c./ 1 / 50 Hz
Current (full load) 1.8 Amps
Power consumption 415 Watts
Fuse rating 5 Amps
Power cable (pre-wired) 1.5 metres
Enclosure protection IPX4
Length 273 mm
Width 159 mm
Height (excluding hoses) 338 mm
Weight (including fittings) 8.7 Kg

* The maximum pressure that can be applied to the pump under any installation conditions.

** A stored water temperature of 60 °C is considered sufficient to meet all normal requirements and will minimise deposition of scale in hard water areas.

*** With footvalve fitted.