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- Ingersoll Rand
- 47704433001 47569978001
- Pre-Filter
- USA
- 110 x 35 x 100 mm
- 0.15 kg
- Xiamen, China
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Product Overview
Effective intake filtration is an important part of maintaining reliable industrial air compressor operation. The Ingersoll Rand 47704433001 / 47569978001 Pre-Filter is a pre-filtration component designed for compatible Ingersoll Rand compressor and air-intake systems.
The pre-filter provides an initial filtration stage before ambient air reaches downstream filtration components. It helps capture larger airborne contaminants such as dust, dirt, fibers, and other particulate matter, reducing the contamination load placed on the main air filter and compressor intake system.
The supplied product dimensions are 110 × 35 × 100 mm, with a listed weight of approximately 0.15 kg. Its compact construction makes it suitable for applications where a pre-filter is installed within a dedicated intake assembly.
For compressor maintenance personnel, the pre-filter is an important preventive-maintenance component. Keeping this stage clean helps maintain suitable airflow while reducing the amount of particulate contamination reaching downstream components.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Ingersoll Rand |
| Model / Part Number | 47704433001 / 47569978001 |
| Product Type | Pre-Filter |
| Filter Category | Air Intake Pre-Filter |
| Primary Function | Preliminary intake-air filtration |
| Application | Industrial air compressor systems |
| Dimensions | 110 × 35 × 100 mm |
| Weight | Approx. 0.15 kg |
| Installation | Compressor air-intake assembly |
| Installation Type | Replacement filtration component |
| Filtration Purpose | Removal of coarse airborne contaminants |
| Filter Stage | Preliminary / upstream filtration |
| Application Environment | Industrial |
| Maintenance Type | Periodic inspection and replacement |
| System Function | Protects downstream air filtration and intake components |
| Equipment Type | Compatible Ingersoll Rand compressor systems |
Function and Working Principle
The Ingersoll Rand 47704433001 / 47569978001 operates as an initial filtration barrier within the compressor air-intake system.
When the compressor operates, ambient air is drawn toward the intake. Before the air reaches the main filtration or compression system, it passes through the pre-filter.
The basic filtration process is:
Ambient Air → Pre-Filter → Main Air Filter / Intake Assembly → Compressor
The filter media captures larger airborne particles while allowing the required airflow to continue through the intake system.
Typical contaminants that can be intercepted include:
- Dust
- Dirt
- Fibers
- Industrial debris
- Airborne particulate matter
- Larger environmental contaminants
By removing these particles at an early stage, the pre-filter reduces the amount of contamination reaching downstream filtration components.
This two-stage approach can be particularly useful in industrial environments where airborne contamination levels vary significantly.
Role in Industrial Air Compressor Systems
The pre-filter serves as a protective first stage in the compressor’s air-intake system.
An industrial compressor can process a large volume of ambient air during normal operation. Even a relatively small concentration of airborne dust can accumulate over extended operating periods.
The 47704433001 / 47569978001 helps reduce this contamination before it reaches the main intake filter and compressor.
Its role can include:
- Reducing coarse particulate contamination
- Protecting the main air filter
- Helping maintain cleaner intake air
- Supporting stable airflow
- Reducing contamination of downstream components
- Supporting preventive compressor maintenance
- Helping extend the useful service interval of downstream filtration components
As the pre-filter accumulates dust, its airflow resistance can increase. Regular inspection is therefore important for maintaining proper intake conditions.
Industrial Applications
The Ingersoll Rand 47704433001 / 47569978001 can be used in compatible compressor intake applications in environments such as:
- Manufacturing plants
- Automotive factories
- Metalworking facilities
- Packaging plants
- Industrial workshops
- Assembly facilities
- Process manufacturing
- Machinery production
- Compressor rooms
- Factory compressed-air systems
- Industrial utility areas
- Dust-prone production environments
It is especially useful where the compressor operates in an environment with elevated airborne dust or particulate contamination.
Installation and System Integration
The 47704433001 / 47569978001 is installed as part of the compressor’s intake pre-filtration assembly.
A typical replacement procedure includes:
- Shut down the compressor using the applicable operating procedure.
- Isolate the equipment and allow it to reach a safe maintenance condition.
- Locate the intake pre-filter assembly.
- Remove the existing pre-filter.
- Inspect the filter housing, retaining components, and surrounding surfaces.
- Remove accumulated dust and debris.
- Install the replacement pre-filter in the correct position.
- Ensure that the filter is seated evenly.
- Check that there are no gaps that could allow unfiltered air to bypass the filter.
- Reinstall the retaining grille or cover.
- Restart the compressor.
- Verify normal intake airflow and compressor operation.
The precise installation arrangement depends on the specific Ingersoll Rand compressor model.
During replacement, technicians should inspect the surrounding seals and housing. A damaged seal or incorrectly positioned filter can allow contaminated air to bypass the filtration material.
Compatible System Components
The Ingersoll Rand 47704433001 / 47569978001 normally works together with several components within the compressor intake system.
| Component | Function |
|---|---|
| Pre-Filter Housing | Holds and positions the pre-filter |
| Intake Grille | Protects the intake opening and filtration assembly |
| Main Air Filter | Provides the primary stage of compressor intake filtration |
| Intake Duct | Directs ambient air toward the compressor |
| Compressor Intake System | Transfers filtered air into the compression system |
| Filter Retaining Hardware | Secures the pre-filter |
| Compressor Element | Compresses incoming air |
| Compressor Controller | Controls and monitors compressor operation |
The exact configuration depends on the specific compressor model and intake architecture.
Recommended Alternative Models
The following products or product families may be considered when evaluating alternative pre-filtration components for compatible compressor systems. They should not automatically be treated as direct substitutes because dimensions, filtration characteristics, airflow capacity, and mounting arrangements must be verified.
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 47704433001 / 47569978001 | Pre-Filter | Compact intake pre-filtration | Compatible Ingersoll Rand systems |
| 47557738001 | Air Filter | Compressor intake filtration | Compatible compressor applications |
| 23595879 | Pre-Filter Pad | Large-area intake pre-filtration | Selected Ingersoll Rand systems |
| 39831888 | Air Filter | Industrial compressor filtration | Selected compressor applications |
| Ingersoll Rand OEM Pre-Filter Series | Pre-Filter | Application-specific intake protection | Compressor maintenance |
The 47704433001 / 47569978001 should remain the preferred replacement when it is identified as the correct component for the compressor being serviced. Alternative part numbers should only be selected after confirming equipment compatibility.
Key Advantages
- Designed for compatible Ingersoll Rand compressor systems
- Provides preliminary intake-air filtration
- Helps capture coarse airborne contaminants
- Reduces particulate loading on downstream filters
- Supports cleaner compressor intake air
- Helps maintain suitable airflow conditions
- Compact 110 × 35 × 100 mm dimensions
- Approximate weight of 0.15 kg
- Suitable for industrial compressor environments
- Supports preventive maintenance programs
- Helps protect downstream air filtration components
- Practical replacement component for compatible compressor systems
Technical FAQs
What is the Ingersoll Rand 47704433001?
The 47704433001 is an Ingersoll Rand part identification associated with a filtration component for compatible compressor equipment.
What is Ingersoll Rand 47569978001?
The 47569978001 is the associated identification for the Pre-Filter described in this configuration.
What is the main function of the 47569978001?
Its primary function is to provide preliminary filtration of ambient air before it reaches downstream compressor air-filtration components.
What are the dimensions of the pre-filter?
The supplied dimensions are approximately 110 × 35 × 100 mm.
How much does the pre-filter weigh?
The listed weight is approximately 0.15 kg.
Where is the pre-filter installed?
It is installed within the compressor’s air-intake pre-filtration assembly, upstream of the main intake filtration stage where applicable.
Why does a compressor need a pre-filter?
A pre-filter helps remove larger airborne contaminants before they reach the main air filter. This can reduce the contamination load on downstream filtration components and help maintain cleaner intake conditions.
When should the pre-filter be replaced?
Replacement should follow the maintenance requirements of the specific compressor. The filter should also be inspected when significant dust accumulation, visible damage, or excessive airflow restriction is present.
Can another filter with the same dimensions be used?
Not automatically. Correct replacement requires more than matching physical dimensions. Filtration characteristics, airflow requirements, mounting configuration, sealing, and compressor compatibility should also be checked.
What happens if the pre-filter becomes clogged?
A heavily contaminated pre-filter can increase airflow resistance. Excessive restriction may reduce the amount of air available to the compressor intake and negatively affect operating efficiency.
Is the pre-filter a maintenance consumable?
Yes. Pre-filters are normally treated as maintenance components and should be inspected and replaced at appropriate service intervals.
Conclusion
The Ingersoll Rand 47704433001 / 47569978001 Pre-Filter is a compact intake-filtration component designed to provide an initial barrier against airborne dust and particulate contamination in compatible industrial compressor systems.
With supplied dimensions of 110 × 35 × 100 mm and a listed weight of approximately 0.15 kg, it provides a practical solution for preliminary filtration within a compressor air-intake assembly.
By reducing the amount of coarse contamination entering the downstream filtration system, the pre-filter helps maintain cleaner intake air and supports reliable compressor operation. Regular inspection and timely replacement are important, particularly in dusty or heavily contaminated industrial environments.
For maintenance and spare-parts selection, engineers should verify the compressor model, original part number, intake assembly, filter housing, airflow requirements, and mounting configuration before installing a replacement pre-filter.