Showermate Universal 1.8 bar Twin - Bathroom or shower pump

Showermate Pumps

Showermate Universal Twin pumps are designed to boost the incoming hot and cold water supply to a shower, bath, shower mixer or mixer tap.  Suitable for both positive and negative head applications.

Suitable for domestic use only, Showermate Universal pumps are suitable for installation into open vented hot and cold water systems.

Universal pumps do not require a gravity flow of water to start.


  • Boost hot and cold water supplies equally
  • Suitable for single or multiple (up to 4) outlets within a bathroom subject to correct specification and pump sizing

Technical Specification

Product code 46532
Guarantee 3 years
WRAS approval 1212078
Pump type Peripheral
Mechanical seal EPDM / PTFE/ Al. Oxide
Anti vibration feet  
Flexible hoses 4
Run on timer 3 sec
Dry run protection  
Pump body Plastic
Impeller Plastic
Maximum head (closed valve) 1.8 bar
Performance @ 9 l/min 1.4 bar
Performance @ 18 l/min 0.8 bar
Maximum flow 33 l/min
Maximum static inlet pressure 6 metres
Maximum static outlet pressure 6 metres
Maximum working pressure* 380 kPa (3.8 bar)
Maximum ambient air temperature 40 °C
Min / Max water temperature** Min 4 °C / Max 65 °C
Flow switch sensitivity (approx) 0.8 l/min
Pressure vessel air pre-charge 1.5 bar (21.75 psi)
Pump connections G ¾ male
Flexible hoses
Connections G ¾ female x 15 mm push-in
200 mm long
Isolating valves on inlet hoses
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 440 Watts
Fuse rating 5 Amps
Power cable (pre-wired) 1.5 metres
Enclosure protection IP22
Length 305 mm
Width 163 mm
Height (excluding hoses) 373 mm
Weight (including fittings) 5.6 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.