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Pressure reducers
D04FM-3/4AA Honeywell pressure reducer 3/4"
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Honeywell D04FM-3/4AA is a pressure reducer for water installations that protects the system from excessively high inlet pressure. It s Read moreShow less
Honeywell D04FM-3/4AA is a pressure reducer for water installations that protects the system from excessively high inlet pressure. It stabilizes the pressure on the outlet side even with fluctuations in supply, reducing the risk of damage and decreasing flow noise. Adjustment is done with a convenient knob. The body is made of dezincification-resistant brass, with a 3/4" connection featuring external threads.
Specifications
D04FM-3/4
9995 Items
- Accessory type
- Valve
- Compatibility
- Standard water installations
- Connection size
- 3/4″
- Material
- Brass
- Maximum working temperature
- 40 °C
- Model
- D04FM-3/4AA
View full specifications
- Product type
- Valve
Description
D04FM-3/4AA Honeywell pressure reducer 3/4" is a robust water pressure reducer designed for domestic and industrial installations. It stabilizes outlet pressure even with significant fluctuations in supply pressure, protects fittings and devices against the effects of excessively high pressure, and helps reduce flow noise and water consumption. It is a practical solution for modern installations where a water filter, water filtration system, as well as systems such as a reverse osmosis filter or reverse osmosis system require stable operating conditions.
Stable system operation and effective protection against pressure surges
Pressure regulators from the D04 FM series protect water installations against excessively high inlet pressure. The Honeywell D04FM-3/4AA model has been designed to maintain a constant outlet pressure even when the supply pressure fluctuates strongly.
In practice, this means better protection of the entire installation, fittings, valves, and devices connected to the water network. Reducing and stabilizing pressure also helps lower flow noise throughout the system, improving everyday comfort.
The reducer is suitable for both domestic and industrial installations. In addition to protecting against damage caused by pressure changes, it also supports more economical operation of the installation by limiting excessive water consumption.
Main design features
The D04FM-3/4AA model combines durability, convenient adjustment, and solutions that support stable operation of the water system.
- compact design, making it easy to use in various types of installations,
- the adjustment spring is located outside the water flow area,
- pressure setting is carried out using a convenient knob,
- inlet pressure compensation - changes in inlet pressure do not affect outlet pressure.
Why pressure stabilization matters
Excessive or unstable water pressure can negatively affect the operation of the entire installation. A pressure reducer helps maintain predictable operating conditions, which is important not only for pipes and fittings, but also for end devices.
Constant outlet pressure is beneficial wherever uniform flow and protection of components matter. This also applies to installations where water treatment, an under-sink water filter, an osmotic filter, or a more advanced reverse osmosis system is in operation.
The reducer is intended for use with water within the parameters specified in the specifications. For proper operation, it should be selected to match the installation connection diameter and the operating pressure should be set in accordance with the requirements of the given system.
Materials and workmanship
The body of the device is made of dezincification-resistant brass, which translates into high durability and material resistance in the demanding operating environment of a water installation. The spring support is made of synthetic material.
The 3/4" external thread connection allows standard integration of the reducer into a water installation equipped with suitable threaded connections.
Application
The Honeywell D04FM-3/4AA is suitable for installations where it is necessary to reduce excessively high supply pressure and maintain stable parameters on the receiving side. It can be used in domestic water systems as well as in industrial installations.
It is a good choice wherever the priority is protecting fittings, reducing the risk of failure, quieter system operation, and more controlled water consumption.
Technical specifications
| Model | D04FM-3/4AA |
|---|---|
| Brand | Honeywell |
| Product type | Water pressure reducer |
| Connection size | 3/4" |
| Connection type | External threads |
| Body material | Dezincification-resistant brass |
| Spring support material | Synthetic material |
| Static pressure | PN16 |
| Pressure adjustment range | 1.5-6 bar |
| Maximum medium temperature | 40 °C |
| Operating temperature | Max. 40°C according to DIN EN 1567; WRC approval up to 23 °C |
| Adjustment | By knob |
| Operating characteristics | Inlet pressure compensation and stable outlet pressure |
Questions
What is the Honeywell D04FM-3/4AA pressure reducer used for?
The device is used to reduce and stabilize pressure in a water installation. It protects the system against excessively high inlet pressure, reduces the risk of damage, and lowers flow noise.
Is the D04FM-3/4AA Honeywell pressure reducer 3/4" suitable for a domestic installation?
Yes, the reducer is intended for domestic installations, but it can also be used in industrial installations where pressure stabilization and protection of the water system are required.
What is the pressure adjustment range?
The pressure adjustment range is from 1.5 to 6 bar. Adjustment is made using a knob, which allows you to conveniently adapt the setting to the installation requirements.
What connection does the D04FM-3/4AA reducer have?
The model has a 3/4" connection and external threads. This means it can be used in installations prepared for standard threaded connections of this type.
What material is the body made of?
The body is made of dezincification-resistant brass. This is a material valued for its durability and good resistance in water applications.
What does inlet pressure compensation mean?
It means that changes in inlet pressure do not affect outlet pressure. As a result, the receiving side of the installation operates more stably even with supply fluctuations.
What is the maximum operating temperature of the reducer?
The maximum medium temperature is 40 °C. The operating temperature is a maximum of 40°C according to DIN EN 1567, and for WRC approval 23 °C is specified.
Can the reducer work with water treatment and filtration systems?
Yes, pressure stabilization is beneficial for many water systems, including those where a water filter, water filtration system, osmotic filter, or reverse osmosis system operates. The correct operating pressure helps maintain predictable operating conditions for the entire installation.