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- Ingersoll Rand
- 47704430001 47557738001
- Air Filter
- USA
- 212 x 345 x 132 mm
- 2.4 kg
- Xiamen, China
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Product Overview
The Ingersoll Rand 47704430001 47557738001 Air Filter is an industrial air filtration component designed for use with compatible Ingersoll Rand compressed-air equipment.
An air filter is an important part of an industrial compressor because the compressor continuously draws atmospheric air into the compression system. This incoming air can contain dust, dirt, fibers, oil mist, moisture and other airborne contaminants. Without appropriate filtration, these particles can enter the compressor and accelerate wear on internal components.
The primary function of the 47704430001 47557738001 Air Filter is to provide a clean air path into the compressor while helping protect the air-end and other internal components from airborne contamination.
The supplied product dimensions are approximately 212 × 345 × 132 mm, with a listed weight of approximately 2.4 kg.
For maintenance engineers and compressed-air system operators, the correct air filter is an important part of preventive maintenance. Filter condition can influence intake resistance, compressor efficiency, internal cleanliness and long-term equipment reliability.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Ingersoll Rand |
| Model | 47704430001 |
| Additional Part Number | 47557738001 |
| Product Type | Air Filter |
| Application | Industrial air compressor intake system |
| Primary Function | Intake air filtration |
| Filtration Purpose | Removal of airborne contaminants |
| Installation Position | Compressor air intake system |
| Application Environment | Industrial |
| Product Dimensions | 212 × 345 × 132 mm |
| Weight | Approx. 2.4 kg |
| Maintenance Type | Replaceable service component |
| Typical Equipment | Compatible Ingersoll Rand compressor systems |
| Airflow Function | Provides filtered intake air |
| Contaminant Control | Dust and particulate filtration |
| System Role | Compressor intake protection |
| Typical Application | Industrial compressed-air generation |
Function and Working Principle
The 47704430001 47557738001 Air Filter is installed in the compressor’s intake-air path.
During normal compressor operation, atmospheric air enters the compressor through the intake system.
A simplified airflow path is:
Atmospheric Air
↓
Compressor Air Filter
↓
Filtered Intake Air
↓
Compressor Air End
↓
Compressed Air System
The filter captures airborne contaminants before they enter the compressor.
These contaminants may include:
- Dust
- Dirt
- Fine particles
- Fibers
- Industrial airborne debris
- Other particulate contamination
The filtration element allows air to pass through while retaining particles within the filter medium.
As the filter collects contaminants, the resistance to airflow can gradually increase. This is why filter condition is an important part of compressor maintenance.
What Is the Ingersoll Rand 47704430001 Air Filter Used For?
The Ingersoll Rand 47704430001 47557738001 Air Filter is used to clean the air entering compatible industrial compressor equipment.
Its primary purpose is to protect the compressor from contamination contained in the surrounding atmosphere.
Typical applications include:
- Industrial air compressors
- Rotary screw compressor systems
- Factory compressed-air systems
- Manufacturing plants
- Packaging facilities
- Automotive production
- Process industries
- Pneumatic equipment installations
- General industrial utility systems
- Workshop compressor systems
The filter is especially important in industrial environments where airborne dust and particulate contamination may be significant.
Role in Industrial Air Compressor Systems
The air filter is the first major filtration barrier in many compressor systems.
A typical compressor airflow arrangement can be represented as:
Ambient Air
↓
Air Filter
↓
Air Intake Valve
↓
Compressor Air End
↓
Air/Oil Separation System
↓
Compressed Air Outlet
The air filter protects the upstream side of the compressor from airborne contamination.
This can help reduce the amount of particulate material entering the compressor air end.
Maintaining a clean intake filter can support:
- Stable airflow
- Compressor cleanliness
- Reduced particulate contamination
- Reliable compressor operation
- Protection of internal components
- Consistent intake conditions
- Preventive maintenance objectives
The air filter should therefore be considered a critical compressor service component rather than simply an external accessory.
Why Air Filtration Is Important
Industrial compressors operate continuously in many applications.
Every unit of atmospheric air entering the compressor can carry airborne contamination.
In a dusty manufacturing environment, the concentration of contaminants can be considerably higher than in a clean indoor environment.
If the intake air is insufficiently filtered, particles may enter the compressor and accumulate on internal surfaces.
Potential consequences can include:
- Increased component wear
- Internal contamination
- Reduced compressor efficiency
- Increased maintenance requirements
- Reduced service life
- Unstable operating conditions
Proper intake filtration helps reduce these risks.
Air Filter Contamination and Pressure Drop
One of the most important characteristics of a compressor air filter is the relationship between filtration and airflow resistance.
A new filter normally allows air to pass through with relatively low resistance.
As dust accumulates on the filtration medium, the pressure drop across the filter can increase.
The general relationship is:
More Contamination → Higher Airflow Resistance
If the filter becomes excessively restricted, the compressor may have difficulty obtaining the required intake airflow.
Possible symptoms include:
- Reduced compressor performance
- Increased operating load
- Increased energy consumption
- Intake restriction alarms
- Reduced air delivery
- Higher operating temperatures
- Increased compressor stress
The exact symptoms depend on compressor design and control strategy.
Air Filter Maintenance
Air filters are normally considered scheduled maintenance components.
The replacement interval depends on the operating environment and compressor usage.
Important factors include:
- Compressor operating hours
- Ambient dust concentration
- Factory cleanliness
- Installation environment
- Compressor load
- Air quality
- Filter differential pressure
- Manufacturer maintenance requirements
A compressor installed in a dusty industrial plant may require more frequent inspection than one operating in a clean environment.
Maintenance personnel should therefore evaluate actual operating conditions instead of using a fixed replacement interval without considering the environment.
Signs of a Dirty or Restricted Air Filter
| Symptom | Possible Cause |
|---|---|
| Increased intake restriction | Contaminated filter |
| Reduced airflow | Filter blockage |
| Reduced compressor capacity | Restricted intake |
| Increased energy consumption | Increased intake resistance |
| High compressor temperature | Insufficient airflow or another cooling issue |
| Intake alarm | Excessive filter restriction |
| Frequent compressor loading | Reduced effective air intake |
| Unusual compressor operating behavior | Intake restriction |
| Visible dust accumulation | Dirty filter element |
| Increased maintenance frequency | Severe operating environment |
These symptoms should not automatically be attributed to the air filter.
A complete inspection should also consider the intake valve, pressure sensors, control system, air-end condition and other compressor components.
Industrial Applications
Manufacturing Plants
Manufacturing facilities often use compressed air for:
- Pneumatic tools
- Automation systems
- Assembly equipment
- Control valves
- Production machinery
- Material handling
Clean intake air helps protect compressor equipment operating continuously in these environments.
Automotive Manufacturing
Automotive production facilities commonly use compressed air for:
- Assembly tools
- Robotic equipment
- Pneumatic actuators
- Material handling
- Production systems
Air filtration becomes particularly important in large facilities where compressors operate for extended periods.
Packaging Machinery
Packaging equipment frequently uses compressed air for:
- Pneumatic cylinders
- Grippers
- Control valves
- Sorting mechanisms
- Packaging actuators
Reliable compressor operation supports consistent pneumatic performance.
Process Industries
Industrial process plants can use compressed air as utility air or instrument air.
The compressor intake filter contributes to maintaining clean airflow into the compressor system.
Workshops and Utility Systems
Compressed-air systems used in workshops and industrial utilities also require routine intake-filter maintenance to maintain reliable operation.
Installation and System Integration
The 47704430001 47557738001 Air Filter is installed in the compressor’s intake-air system.
A general replacement procedure includes:
- Shut down the compressor.
- Isolate the electrical supply according to the applicable maintenance procedure.
- Allow the equipment to reach a safe condition.
- Confirm that the correct replacement filter has been selected.
- Open the compressor air-intake filter housing.
- Remove the used filter.
- Inspect the filter housing.
- Remove accumulated dust and debris from the housing.
- Check the sealing surfaces.
- Inspect the new filter for damage.
- Install the new filter in the correct orientation.
- Ensure that the filter is seated correctly.
- Close and secure the filter housing.
- Restore the compressor to service.
- Start the compressor.
- Check intake conditions and operating status.
- Verify that there are no abnormal alarms.
- Record the maintenance activity.
The exact procedure depends on the specific Ingersoll Rand compressor model.
Installation Precautions
Several precautions should be observed during installation.
Confirm the Correct Part Number
The filter identification should be checked carefully:
47704430001
and:
47557738001
The complete compressor model should also be verified before replacement.
Keep the Intake System Clean
Do not allow loose dust or debris to enter the compressor intake while the filter is being replaced.
Inspect the Housing
The filter housing should be checked for:
- Dust accumulation
- Foreign objects
- Damage
- Loose components
- Seal deterioration
Check Filter Seating
An improperly seated filter can allow unfiltered air to bypass the filtration medium.
This is potentially more serious than a visibly dirty filter because contaminants may enter the compressor without passing through the intended filtration path.
Maintenance and Inspection
A proper maintenance program should include regular inspection of the air filter and intake system.
| Inspection Item | Purpose |
|---|---|
| Filter surface | Check contamination |
| Filter restriction | Determine airflow resistance |
| Filter housing | Check cleanliness |
| Sealing area | Prevent unfiltered air bypass |
| Intake duct | Check for blockage |
| Air intake valve | Verify operation |
| Compressor diagnostics | Check restriction alarms |
| Operating temperature | Identify possible airflow problems |
| Compressor performance | Detect reduced capacity |
| Maintenance records | Establish replacement history |
Maintenance records can help identify trends and determine whether the compressor is operating in an increasingly contaminated environment.
Air Filter vs. Oil Filter
The 47704430001 47557738001 Air Filter should not be confused with an oil filter.
The two components perform different functions.
| Component | Main Function | System Location |
|---|---|---|
| Air Filter | Cleans incoming atmospheric air | Compressor intake |
| Oil Filter | Cleans circulating lubricating oil | Compressor oil circuit |
| Air/Oil Separator | Separates oil from compressed air | Separation system |
| Line Filter | Cleans compressed air downstream | Compressed-air network |
| Air Dryer | Removes moisture | Compressed-air treatment system |
The air filter protects the compressor from contamination entering through the intake.
The oil filter protects the lubrication circuit from contaminants circulating within the compressor.
Compatible System Components
The air filter operates together with several other compressor components.
| Component | Function |
|---|---|
| Compressor Air End | Compresses incoming air |
| Air Filter | Filters atmospheric intake air |
| Air Intake Valve | Controls air entering the compressor |
| Oil Filter | Filters compressor lubrication oil |
| Air/Oil Separator | Separates oil from compressed air |
| Oil Cooler | Removes heat from compressor oil |
| Air Cooler | Reduces compressed-air temperature |
| Oil Circuit | Provides lubrication and cooling |
| Pressure Sensors | Monitor system pressure |
| Temperature Sensors | Monitor operating temperature |
| Compressor Controller | Supervises compressor operation |
| Air Receiver | Stores compressed air |
| Air Dryer | Removes moisture |
| Downstream Air Filters | Improve compressed-air quality |
The exact configuration varies according to the compressor model.
Relationship Between the Air Filter and Compressor Efficiency
A clean intake filter can support stable airflow through the compressor.
When the filter becomes heavily contaminated, the pressure required to draw air through the filter can increase.
This creates additional resistance in the intake path.
A simplified relationship is:
Clean Filter → Lower Restriction → Stable Intake Airflow
Dirty Filter → Higher Restriction → Reduced Intake Airflow
Maintaining appropriate intake filtration can therefore form part of an energy-efficiency and preventive-maintenance strategy.
However, compressor efficiency depends on many factors, including:
- Compressor load
- Operating pressure
- Air demand
- Compressor control method
- Oil condition
- Cooling performance
- Air leakage
- Intake restriction
- Compressor element condition
An air filter alone does not determine total compressor efficiency.
Recommended Alternative Models
| Model | Type | Key Feature | Typical Application |
|---|---|---|---|
| 47704430001 / 47557738001 | Air Filter | Industrial compressor intake filtration | Compatible Ingersoll Rand equipment |
| Ingersoll Rand Compressor Air Filter | Air Filter | Compressor intake protection | Routine maintenance |
| Heavy-Duty Compressor Air Filter | Industrial Air Filter | Designed for demanding environments | Dusty industrial facilities |
| High-Efficiency Air Filter | Compressor Air Filter | Enhanced particulate filtration | Cleaner compressor intake |
| Standard Replacement Air Filter | Air Filter | General compressor maintenance | Industrial utility systems |
| Compressor Air Filter Element | Filter Element | Replaceable intake filtration | Scheduled service |
| Compressor Maintenance Filter Kit | Maintenance Kit | Multiple filtration components | Preventive maintenance |
| Industrial Intake Filter | Air Intake Filter | Protects compressor air-end | Manufacturing facilities |
When selecting an alternative, the replacement should be verified against the complete compressor model, filter dimensions, installation arrangement and required filtration characteristics.
Do not select a replacement based only on physical dimensions.
Key Advantages
- Designed for industrial compressor intake-air filtration
- Helps protect compressor internal components from airborne contaminants
- Supports cleaner intake air
- Helps reduce particulate contamination
- Supports reliable compressor operation
- Can help maintain stable intake airflow
- Important component for preventive maintenance
- Suitable for compatible Ingersoll Rand compressor systems
- Product dimensions of 212 × 345 × 132 mm
- Approximate weight of 2.4 kg
- Associated identification 47704430001 / 47557738001
- Suitable for industrial compressed-air applications
- Supports long-term compressor maintenance
Technical FAQs
What is the Ingersoll Rand 47704430001 47557738001?
The 47704430001 47557738001 is an industrial air filter designed for the intake-air system of compatible Ingersoll Rand compressor equipment.
What is the main function of this air filter?
Its primary function is to remove airborne particulate contamination from the air entering the compressor.
Where is the filter installed?
It is installed in the compressor intake-air system, upstream of the compressor air end.
What are the dimensions of the filter?
The supplied dimensions are approximately:
212 × 345 × 132 mm
What is the weight?
The listed product weight is approximately:
2.4 kg
Is this an oil filter?
No. The 47704430001 47557738001 is an air filter. An oil filter is installed in the compressor lubrication circuit and performs a different function.
Why does a compressor need an air filter?
A compressor draws atmospheric air into the machine. That air can contain dust and other airborne contaminants. The air filter helps prevent these contaminants from entering the compressor.
What happens when an air filter becomes dirty?
A heavily contaminated filter can increase intake resistance and reduce airflow. Depending on the compressor design, this can contribute to reduced performance, increased energy consumption or intake restriction alarms.
How often should the air filter be replaced?
The replacement interval depends on compressor operating hours, environmental conditions, filter condition and the applicable equipment maintenance schedule.
Can a dirty air filter cause compressor overheating?
A severely restricted intake filter can contribute to inadequate airflow and abnormal operating conditions, but overheating can have multiple causes. The complete compressor cooling and lubrication systems should be checked.
Can this filter be used on any Ingersoll Rand compressor?
No. Compatibility must be verified against the specific compressor model and applicable filter specification.
Can I replace it with another filter having the same dimensions?
Physical dimensions alone are not sufficient to establish compatibility. The filtration characteristics, sealing arrangement, airflow requirements and compressor application should also be verified.
What should be checked after installing a new air filter?
Maintenance personnel should check:
- Filter seating
- Housing sealing
- Intake airflow
- Compressor operating status
- Intake restriction
- Diagnostic indications
- Abnormal noises
- Compressor temperature
Conclusion
The Ingersoll Rand 47704430001 47557738001 Air Filter is an important intake-filtration component for compatible industrial air compressor systems. Its primary purpose is to remove airborne particulate contamination before intake air reaches the compressor air end.
With supplied dimensions of 212 × 345 × 132 mm and an approximate weight of 2.4 kg, the filter is designed as a substantial industrial service component rather than a small general-purpose air filter.
Maintaining the intake filter in good condition can help support clean airflow, reduce contamination entering the compressor and contribute to reliable long-term operation. A heavily restricted filter, on the other hand, can increase intake resistance and potentially affect compressor performance.
The air filter also works as part of a larger compressor maintenance system that includes the oil filter, air/oil separator, oil cooler, air cooler, intake valve, sensors and compressor controller.
For maintenance engineers and system integrators, the most important considerations are the 47704430001 / 47557738001 identification, compressor compatibility, filter dimensions, sealing arrangement, airflow requirements and maintenance interval.
Overall, the Ingersoll Rand 47704430001 47557738001 Air Filter provides an essential protective function for compatible industrial compressor equipment, helping maintain clean intake air and supporting dependable compressed-air generation.