Stuart Turner Mainsboost MJ3 HM Charger Pump Vessel Mounted – Efficient Horizontal Vessel Mounted Booster Pump

The Stuart Turner Mainsboost MJ3 HM (Product Code: 41729) is a robust vessel-mounted mains water pressure booster pump designed specifically for horizontal pressure vessels such as the Mainsboost 200 & 250 litre steel horizontal vessels. It effectively boosts water pressure by up to 3.5 bar to ensure enhanced flow for domestic or small commercial properties.

Why Buy the Mainsboost MJ3 HM Charger Pump?

• Vessel Mounted Design: Directly mounts onto horizontal Mainsboost vessels providing compact, space-saving installation with minimal plumbing.
• Powerful Pressure Boost: Capable of boosting water pressure up to 3.5 bar with a maximum head of 4.3 bar (43 metres) to maintain strong water flow.
• Quiet and Efficient Operation: Designed for quiet running with noise levels from 50 dB(A) and continuous duty rating for reliable performance.
• High-Quality Materials: Features a brass pump body and impeller for corrosion resistance and durability.
• Automatic Protection: Equipped with dry run protection and auto-reset thermal trip to safeguard the pump.
• Easy Installation: Comes with a 1.5 metre power cable, flexible hoses (22 mm push-in fittings), and straightforward mounting on horizontal vessels.
• WRAS Approved: Approved for potable water use ensuring compliance with UK standards.
• 5 Year Manufacturer Warranty: Provides long-term assurance of quality and dependability.

Suitable For

• Domestic or small commercial properties using horizontal Mainsboost steel pressure vessels.
• Systems where space-saving vessel-mounted boosting is desired.
• Situations requiring quiet, efficient booster pumps with robust protection features.
• Applications needing WRAS-approved products for potable water supply.

Technical Specifications

MPN: 41729

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX