MAINSBOOST Charger Vessel Mount (Vertical) MJ3 VM

  • 5 year warranty
  • Boosts mains water pressure by 3.5 bar
  • Compatible with Mainsboost vertical steel pressure vessels up to 450 litre capacity
  • Vertical vessel mounted
  • Quiet operation
  • WRAS approved product
  • 22 mm bypass
  • Patent protected
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Product specification

Product codeProduct codes for the UK and Ireland models41712
GeneralGTIN5050400447504
Warranty5 years (subject to conditions)
WRASWRAS-approved product
Conformity certificationUKCA | CE
System patent no.2349908
Typical noiseFrom 50 dB(A)
FeaturesBypass22 mm
MountingVertical Vessel
Pump typePeripheral
Flexible hoses2
Dry run protection
Materials
Pump bodyBrass
Pump impellerBrass
Mechanical sealEPDM / PTFE / Al. Oxide
Performance
Maximum head - closed valve4.3 bar (43 metres)
Maximum working pressure*600 kPa (6 bar)
Maximum ambient air temperature40 °C
Min / Max operating temperatureMin 4 °C / Max 35 °C
Connections
Pump connectionsG ¾ male
Flexible hoses
Connections22 mm push-in x 22 mm push-in x 240 mm long
Motor
TypeInduction (auto-reset thermal trip)
Duty ratingContinuous (S1)
Electrical
Power supply (Vac/Ph/Hz)230 V a.c. / 1 / 50 Hz
Power consumption - P1398 Watts
Current - full load1.8 Amps
Fuse rating3 Amps
Power cable length1.5 metres (pre-wired)
Dimensions
Enclosure protectionIPX4
Pump length200 mm
Pump width203 mm
Pump height216 mm
Weight - including fittings8.0 Kg
*The maximum pressure that can be applied to the system under any installation conditions.
More information

Integrated Booster System

The Stuart Turner MAINSBOOST Charger Pump is designed to work seamlessly with your MAINSBOOST vessel, creating a fully integrated, space-saving boosting solution.

Mounted directly onto the vessel, the Charger Pump forms a compact unit that delivers consistent mains pressure performance without the need for complex system layouts.

Engineered for reliability and ease of installation, it’s the ideal solution where space is limited but performance can’t be compromised.

So you can enjoy consistent water performance across your home, even at peak demand.

Get specified today

Speak to our team to find the right setup for your property.