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Honeywell V4043H1080 1" BSP 2 Port Zone Valve

£ 107.22 inc vat
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Honeywell V4043H1080 1" BSP 2 Port Zone Valve

Honeywell V4043H1080 1" BSP 2 Port Zone Valve
The Honeywell V4043H 1" zone valve has been designed to control the flow of water in iron and copper pipe systems. Although specifically designed for small bore central heating systems, the valve can be used in commercial and industrial applications.

The Honeywell V4043H 1" zone valve is normally closed and has end switches for electrical control of the pump and/or boiler. The Honeywell V4043H 1" zone valve incorporates a manual lever, the lever should normally be in AUTO’ position, but can be moved to ‘MAN OPEN’ position for system draindown and filling purposes only.



  • Motor open
  • Spring return action
  • Manual lever for filling & draining the system
  • Powerhead replaceable without draining down
  • Potential free end switch for electrical control of pump and/or boiler
  • Quiet operation, minimal power consumption



  • Power Supply: 230VAC 50Hz
  • Switch Rating: 2.2 Amps
  • Electrical Connections: 1m Flying Lead, Heat Resistant Cable
  • Switch Type: SPDT End Switch
  • Ambient Temperature Range: 5 to 50°C
  • Flow Temperature: 5 to 88°C
  • Static Pressure: 8.6 Bar Max
  • Flow Directions: As Per Arrow On Valve Body
  • Standards: CE, UL, CSA
  • Approvals: 89/336/EEC & 73/23/EEC

Available Spares


  • Powerhead 40003916-001
  • Motor 40002737-003
  • Ball & ‘O’ Ring Kit 272742A CARD

Documentation Downloads

 Honeywell V4043H Installation Guide
 Honeywell V4043 Reference Guide