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- Ingersoll Rand
- 47704436001 47557738001
- Air Filter
- USA
- 212 × 345 × 132 mm
- 2.4 kg
- Xiamen, China
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Product Overview
The Ingersoll Rand 47704436001 / 47557738001 Air Filter is an industrial air filtration component designed for use with compatible Ingersoll Rand compressed air equipment. Its primary function is to remove dust, dirt, airborne particles, and other contaminants from the intake air before the air enters the compressor’s compression system.
Intake air quality has a direct effect on compressor reliability. Atmospheric air can contain dust, moisture, fibers, oil aerosols, and other suspended particles. If these contaminants enter the compression element, they can accumulate on internal surfaces, increase component wear, reduce efficiency, and contribute to premature maintenance requirements.
The 47557738001 air filter provides an important protective barrier between the external environment and the compressor intake system. By filtering incoming air, it helps protect the compression element and supports stable compressor operation.
The component is associated with the Ingersoll Rand 47704436001 product/application reference and is identified by 47557738001 as the air filter part number provided for this application.
With specified dimensions of 212 × 345 × 132 mm and an approximate weight of 2.4 kg, this is a larger industrial filter designed for compressor applications rather than small pneumatic equipment.
Air filters of this type are particularly important in manufacturing plants, workshops, mining facilities, construction-related operations, chemical plants, food-processing facilities, and other environments where rotary screw compressors operate continuously.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Ingersoll Rand |
| Product Reference | 47704436001 |
| Part Number | 47557738001 |
| Product Type | Air Filter |
| Primary Function | Compressor intake air filtration |
| Application | Industrial Air Compressor |
| Filtration Stage | Intake Air |
| Contaminant Control | Dust, Dirt and Airborne Particles |
| Installation Position | Compressor Air Intake System |
| Maintenance Type | Periodic Filter Replacement |
| Dimensions | 212 × 345 × 132 mm |
| Weight | 2.4 kg |
| Application Environment | Industrial |
| Typical Equipment | Compatible Ingersoll Rand Compressor Systems |
| Main Purpose | Protect Compression Components |
Function and Working Principle
The 47557738001 Air Filter operates at the compressor’s intake side.
A simplified air path is:
Atmospheric Air → Air Filter → Intake Valve → Compression Element → Oil Separation System → Compressed Air Outlet
Before atmospheric air reaches the compression element, it passes through the filter media.
The filter captures unwanted particles while allowing clean air to continue into the compressor.
Its main functions include:
- Removing airborne dust
- Capturing dirt particles
- Reducing contamination entering the compressor
- Protecting the compression element
- Supporting clean intake air
- Reducing internal contamination
- Helping maintain compressor efficiency
- Supporting stable long-term operation
- Reducing premature component wear
- Contributing to preventive maintenance
The effectiveness of the filtration system depends not only on the filter itself but also on proper installation, sealing, maintenance intervals, operating environment, and the overall condition of the compressor intake system.
Why Compressor Intake Filtration Matters
A compressor processes a very large volume of atmospheric air during normal operation. Even relatively clean industrial environments contain airborne particles.
Without appropriate filtration, these contaminants can enter the compressor and accumulate on internal components.
Potential consequences include:
- Increased compression-element contamination
- Higher component wear
- Reduced heat-transfer efficiency
- Increased maintenance requirements
- Reduced compressor performance
- Increased operating costs
- Shortened service life of critical components
For this reason, the air filter should be treated as an essential maintenance component rather than an optional accessory.
Regular inspection and replacement help maintain the intended operating conditions of the compressor.
Role in an Industrial Compressed Air System
The air filter is positioned at the beginning of the compressor’s air path.
A typical rotary screw compressor system can be represented as:
Ambient Air
↓
47557738001 Air Filter
↓
Air Intake / Inlet Valve
↓
Compression Element
↓
Oil Separation
↓
Air-Oil Separator
↓
Aftercooling
↓
Compressed Air Network
The air filter therefore provides the first major contamination-control stage in the compressor.
Other components perform different functions. For example, the air-oil separator removes oil from compressed air, while the oil filter protects the lubrication circuit.
Understanding these separate filtration stages is important when diagnosing compressor performance problems.
Industrial Applications
Manufacturing Plants
Industrial production facilities frequently use rotary screw compressors to provide compressed air for:
- Pneumatic tools
- Assembly equipment
- Packaging machinery
- Production lines
- Automated actuators
- Instrument air systems
Maintaining clean intake air is important for compressors operating continuously in these environments.
Automotive Manufacturing
Automotive plants use compressed air for assembly, painting, material handling, and pneumatic automation.
Air filtration helps protect compressor components from airborne industrial contaminants.
Food and Beverage Production
Compressed air systems are commonly integrated into production and packaging processes. Regular compressor maintenance helps maintain reliable plant operation.
Pharmaceutical Manufacturing
Pharmaceutical facilities require carefully managed production equipment. Proper compressor maintenance, including intake filter replacement, supports dependable compressed air generation.
Mining and Heavy Industry
Dust levels can be significantly higher in mining and heavy industrial environments. Maintaining an effective compressor intake filter becomes particularly important under these conditions.
Chemical and Process Industries
Continuous-duty compressors used in process facilities depend on appropriate filtration and maintenance to minimize contamination-related problems.
General Workshop Applications
Industrial workshops, fabrication facilities, and service centers can also use compatible Ingersoll Rand compressors equipped with replacement air filters.
Installation and Replacement Guide
The air filter is a maintenance item and should be inspected and replaced according to equipment requirements and actual operating conditions.
Before replacement, technicians should check:
- Compressor model
- Filter part number
- Filter housing condition
- Intake ducting
- Filter sealing surface
- Gasket or sealing components
- Ambient dust level
- Operating hours
- Differential pressure or restriction indication, where applicable
Typical Replacement Procedure
- Stop the compressor.
- Isolate electrical power according to the site’s safety procedure.
- Allow the compressor to stop completely.
- Release pressure where required.
- Open the air filter housing.
- Remove the used filter element.
- Inspect the filter housing for dirt or damage.
- Clean the housing without allowing contamination to enter the intake path.
- Check the sealing surfaces.
- Install the replacement 47557738001 filter.
- Ensure the filter is seated correctly.
- Secure the filter housing.
- Restore the system to operating condition.
- Start the compressor.
- Check for abnormal intake noise or leakage.
- Monitor compressor operation.
- Record the replacement date and operating hours.
The actual procedure may vary depending on the specific compressor model and filter housing design.
Air Filter Maintenance
Filter maintenance should be based on both scheduled service intervals and actual operating conditions.
A compressor operating in a relatively clean indoor environment may experience significantly different filter loading from a compressor installed near:
- Cement production
- Metal processing
- Mining
- Construction
- Wood processing
- Agricultural operations
- Bulk material handling
Technicians should therefore pay attention to the actual operating environment.
Important maintenance checks include:
Visual Inspection
Look for excessive dust accumulation, damaged filter media, deformation, or sealing problems.
Airflow Restriction
If the compressor provides an intake restriction indicator or monitoring function, it should be checked according to the equipment maintenance procedure.
Filter Housing
The housing should remain clean and properly sealed. A damaged housing can allow unfiltered air to bypass the filter.
Replacement Timing
A filter should be replaced when it reaches the applicable maintenance limit or when its condition indicates that continued operation could compromise compressor performance.
Compatible Compressor Maintenance Components
The 47557738001 Air Filter is part of a broader compressor maintenance system.
| Component | Main Function |
|---|---|
| 47557738001 | Intake air filtration |
| 24900433 | Compressor oil filtration |
| 23708423 | Air-oil separation |
| 47690462001 | Minimum pressure control |
| Compressor Oil | Lubrication and cooling |
| Oil Cooler | Lubricant temperature management |
| Compression Element | Air compression |
| Intake Valve | Controls compressor intake |
| Air Receiver | Compressed air storage |
| Aftercooler | Compressed air cooling |
Each component has a specific function, and proper maintenance of the complete system is necessary for reliable compressor operation.
Recommended Maintenance Components
| Part Number | Product Type | Main Function | Application |
|---|---|---|---|
| 47557738001 | Air Filter | Intake air filtration | Compressor Intake |
| 24900433 | Oil Filter | Lubricating oil filtration | Compressor Lubrication |
| 23708423 | Air-Oil Separator | Oil separation | Compressor Separation System |
| 47690462001 | Minimum Pressure Valve Kit | Pressure control | Compressor Air System |
| 47569978001 | Gasket Pre-Filter | Pre-filtration / sealing support | Air Intake System |
When selecting replacement components, the exact compressor model and existing maintenance configuration should be checked carefully. Similar-looking filters may have different dimensions, sealing arrangements, filtration characteristics, or flow requirements.
Key Advantages
- Designed for compatible Ingersoll Rand compressor systems
- Provides intake air filtration
- Helps remove dust and airborne contaminants
- Protects the compressor compression element
- Supports cleaner compressor intake air
- Helps reduce contamination-related wear
- Supports stable compressor performance
- Suitable for preventive maintenance programs
- Important for continuous-duty compressor applications
- Useful in demanding industrial environments
- Helps maintain the compressor air intake system
- Supports long-term equipment reliability
- Dimensions 212 × 345 × 132 mm
- Approximate weight 2.4 kg
Technical FAQs
What is the Ingersoll Rand 47704436001 / 47557738001?
It is an air filter used in compatible Ingersoll Rand industrial compressor systems. The supplied product reference is 47704436001, with 47557738001 identified as the air filter part number.
What is the main function of the 47557738001?
Its main purpose is to filter atmospheric intake air before it enters the compressor’s compression system.
Why does a compressor need an air filter?
Atmospheric air contains dust and other airborne contaminants. The air filter helps prevent these contaminants from entering the compression element and other internal components.
What are the dimensions of the filter?
The specified dimensions are 212 × 345 × 132 mm.
What is the weight?
The specified weight is approximately 2.4 kg.
Where is the air filter installed?
It is installed in the compressor’s air intake system, upstream of the compression element.
How often should the filter be replaced?
Replacement intervals depend on the compressor model, operating hours, ambient conditions, and the level of contamination in the intake environment.
Can a dirty air filter affect compressor performance?
Yes. Excessive filter loading can increase intake restriction and may contribute to reduced compressor efficiency, increased operating stress, or abnormal operating conditions.
Should the filter housing also be cleaned?
Yes. During replacement, technicians should inspect and clean the filter housing and sealing surfaces so that contaminants do not enter the intake system.
Is the air filter the same as the compressor oil filter?
No. The two components perform different functions. The air filter cleans incoming atmospheric air, while the oil filter removes contaminants from the compressor lubrication circuit.
What other maintenance components are commonly associated with the compressor?
Depending on the compressor configuration, related maintenance components may include oil filters, air-oil separators, minimum pressure valve components, compressor oil, oil coolers, and other service parts.
Conclusion
The Ingersoll Rand 47704436001 / 47557738001 Air Filter is an important intake filtration component for compatible industrial compressor systems. By filtering atmospheric air before it reaches the compression element, it helps protect internal compressor components from dust and airborne contamination.
Its specified dimensions of 212 × 345 × 132 mm and approximate weight of 2.4 kg make it a substantial industrial filtration component suitable for compressor maintenance applications.
Proper air filtration is essential for maintaining compressor reliability, especially when equipment operates continuously or in dusty industrial environments. Regular inspection and timely replacement of the 47557738001 filter can help maintain clean intake air, reduce contamination-related wear, and support dependable compressed air production.
For replacement projects, technicians should verify the exact compressor model, filter part number, physical dimensions, sealing arrangement, and system requirements before installation. Using the correct filter is essential for maintaining the intended airflow and protection of the compressor.