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How to choose a gas valve

The gas valve provides the following functions: control of the gas flow to the burner, monitoring of the burner flame using a serve-regulator and regulation of the gas pressure on the burner. Furthermore, together with other elements, it ensures fully automatic regulation of the gas boiler.

Not sure how to choose the right gas valve?

Here is a short guide and description of how to determine the correct type of HONEYWELL and SIT valve .

HONEYWELL gas valve label description

The manufacturer of gas valves, Honeywell, indicates the exact type of valve on the product label. Here is an example of how to correctly determine the type.

  1. coil designation
  2. coil power supply
  3. gas pressure regulation
  4. designation of the type of gas fitting
  5. type designation second part
  6. valve designation third part
  7. valve specifications

Send us a photo of the valve to and we will send you the correct type.

Description of HONEYWELL gas valve
  1. adjustment screw
  2. two-stage coil with pressure regulator
  3. connector for connecting the automatic ignition
  4. flat connectors and ground terminal
  5. electromagnetic coils
  6. connector for ground wire
  7. gas pipe connection

SIT gas valve label description
  1. 848 SIGMA type of gas fitting
  2. maximum gas pressure: 60 mbar
    gas regulation: 0.5 - 12 mbar
  3. The unique code of the gas fitting cannot be exchanged for another code. It can only be exchanged after confirmation by the manufacturer.

Send us a photo of the valve to and we will send you the right type.

Description of the SIT gas valve
  1. electromagnetic coils
  2. connector for connecting the automatic ignition
  3. minimum power (OFSET)
  4. maximum performance
  5. gas pipe connection

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