Monsoon Standard 2.0 bar Twin - Shower & whole house pumps

Monsoon Pumps

Monsoon Standard 2.0 bar Twin pumps are designed to boost the incoming hot and cold water supply to a shower, bath, shower mixer or mixer tap. Suitable for positive head applications only.

Suitable for domestic use, Monsoon Standard pumps are suitable for installation into open vented/gravity hot and cold water systems.

Monsoon Standard pumps require a flow of just 0.6 l/min through the outlet to start.


  • Boost hot and cold water services to the complete home, bathroom, kitchen or cloakroom.
  • Boost hot and cold water supplies to a high performance shower system.

Technical Specification

Product code 46415
Guarantee 5 years
WRAS approval 1404702
Pump type Peripheral
Mechanical seal EPDM / PTFE / Al. Oxide
Anti vibration feet  
Inlet strainer(s)  
Flexible hoses 4
Dry run protection  
Pump body Brass
Impeller Brass
Maximum head (closed valve) 2.0 bar
Performance @ 9 l/min 1.5 bar
Performance @ 18 l/min 1.3 bar
Maximum flow 55 l/min
Maximum static inlet pressure 14 metres
Maximum working pressure* 600 kPa (6 bar)
Maximum ambient air temperature 40 °C
Min / Max water temperature** Min 4 °C / Max 65 °C
Flow switch sensitivity (approx) 0.6 l/min
Pump connections G ¾ male
Flexible hoses
Connections (UK model) G ¾ female x 22 mm push-in
300 mm long
Isolating valves on all hoses
Connections (ROI model) G ¾ female x 21 mm push-in
300 mm long
Isolating valves on all hoses
Connections (Export model) G ¾ female x G ¾ female
300 mm long
Type Induction, auto-reset thermal trip
Duty rating Continuous (S1) @ 9 l/min and above***
Power supply/phase/frequency 230 V a.c./ 1 / 50 Hz
Current (full load) 1.9 Amps
Power consumption 425 Watts
Fuse rating 5 Amps
Power cable (pre-wired) 1.5 metres
Enclosure protection IPX4
Length 265 mm
Width 126 mm
Height (excluding hoses) 202 mm
Weight (including fittings) 7.2 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.

*** Both heads pumping 4.5 l/min and above.