Product
Ingersoll Rand 88111901 Air Filter Element — SSR M37/M45 Rotary Screw Air Compressor Intake Filter
Air filter element Ingersoll Rand 88111901 genuine, compatible with SSR M37, SSR M37B, SSR M45, MM45 screw air compressors. F5 grade synthetic fiber filter media, low resistance and high dust holding capacity, protects the main unit rotor. Complete model range, precise matching by machine serial number.
- Export packaging & documentation support
- OEM / ODM customization available
- Sample and bulk order workflow
I. Product Overview
88111901 Air Filter Element is a genuine Ingersoll Rand original screw air compressor intake filter element, designed and manufactured specifically for the SSR M37, SSR M37 B, SSR M45 and MM45 series screw air compressors. This filter element uses high-efficiency synthetic fiber filter media to effectively block dust, dirt and particulate matter in the air from entering the screw main unit, protecting the rotors, bearings and oil seals from wear and extending the service life of the air compressor.
As an original factory intake filtration accessory for the Ingersoll Rand SSR series screw compressors, the 88111901 is produced in strict accordance with Ingersoll Rand's globally unified technical standards, featuring low initial resistance, high dust holding capacity and easy installation. It is a core consumable part in the routine maintenance of SSR M37~M45 series air compressors.
II. Basic Parameters
| Item | Parameter |
|---|---|
| Part Number | 88111901 |
| Brand | Ingersoll Rand |
| Accessory Name | Air Filter Element |
| Product Line | CC |
| Product Class | P266 |
| Lead Time | Approx. 150 days (original factory order) |
| Unit of Measure | EA (piece) |
| Status | Normally supplied |
III. Product Technical Parameters
1. Filtration Performance Parameters (Core Indicators)
| Parameter Item | Parameter Value |
|---|---|
| Filtration Accuracy | Approx. 5 μm |
| Filtration Efficiency | Approx. 98% @ 5 μm |
| Filtration Grade | F5 grade (medium-efficiency pre-filtration, compliant with EN 779 / ISO 16890) |
| Dust Holding Capacity (Contaminant Capacity) | Approx. 0.30~0.40 kg (at final resistance under rated air flow) |
| Filtration Ratio β Value | β₅ ≥ 100 |
Note: The above parameters are typical values for air filter elements of the same class for Ingersoll Rand SSR M37/M45; refer to actual original factory measured data for specifics.
2. Flow and Resistance Parameters
| Parameter Item | Parameter Value |
|---|---|
| Rated Processing Air Flow | Approx. 6~8 Nm³/min (suitable for 37~45kW models) |
| Initial Pressure Drop (Initial Resistance) | Approx. 200~250 Pa (rated air flow in clean condition) |
| Operating Pressure Differential Range | 250 ~ 450 Pa |
| Alarm/Final Resistance | Alarm value: 550 Pa; final resistance: 650 Pa (must be replaced) |
| Pressure Drop-Energy Consumption Relationship | For every 100 Pa increase in inlet pressure loss, the specific power of the air compressor increases by approx. 0.4% |
3. Structural Dimensions and Installation Parameters
| Parameter Item | Parameter Value |
|---|---|
| Overall Dimensions | Approx. φ150 × φ80 × 200 mm (outer diameter × inner diameter × height, reference value) |
| Effective Filtration Area | Approx. 1.2~1.5 m² (unfolded area of pleated filter cartridge) |
| Number of Pleats/Pleat Pitch | Approx. 60~80 pleats, pleat pitch approx. 7~8 mm |
| Installation Interface | Center through-hole type, stud-fixed installation |
| Sealing Type | Polyurethane (PU) end cap sealing ring, double-sided sealing |
Note: Dimensions are reference values for air filter elements of the same class for SSR M37/M45; physical measurement is recommended for confirmation.
4. Material Composition
| Parameter Item | Parameter Value |
|---|---|
| Filter Media | Synthetic fiber filter media (imported high-efficiency filter paper) |
| Filter Media Gram Weight | Approx. 100~120 g/m² |
| Inner and Outer Frames | Inner galvanized metal support mesh, outer protective mesh |
| End Cap | Polyurethane (PU) end cap, oil-resistant and aging-resistant |
| Sealing Element | Polyurethane foam sealing ring, integrally molded with the end cap |
| Adhesive Layer | Polyurethane adhesive bonding end cap and filter media, temperature-resistant and non-debonding |
5. Operating Condition Tolerance Parameters
| Parameter Item | Parameter Value |
|---|---|
| Operating Temperature | Continuous operation: -20℃ ~ 80℃; short-term tolerance up to 100℃ |
| Relative Humidity | ≤95% RH, no condensation |
| Bursting Strength/Collapse Resistance | Overall collapse resistance pressure differential ≥ 3.0 kPa |
| Special Features | Low resistance, high dust holding capacity, suitable for industrial continuous operation environments |
6. Life and Maintenance Parameters
| Parameter Item | Parameter Value |
|---|---|
| Service Life | Approx. 4000 hours under standard operating conditions (approx. 8~12 months); shortened to 2000~3000 hours under high-dust conditions |
| Storage Shelf Life | Original sealed packaging, room temperature dry environment: 36 months |
7. Executive Standards
- ISO 5011: Performance testing of intake air filters for internal combustion engines and compressors (efficiency and dust holding capacity)
- ISO 16890 / EN 779: Classification of air filters for general ventilation
- GB/T 14295: Air filters
- GB/T 6165: Test methods for air filter performance (efficiency and resistance)
IV. Standard Maintenance and Installation Steps
Replacement Interval
- Standard operating conditions: every 4000 hours or 8~12 months (whichever comes first)
- High-dust operating conditions (mining, building materials, woodworking workshops, etc.): every 2000~3000 hours
- Replace immediately if visual inspection reveals blackened filter media, severe dust accumulation, or a pressure differential reaching 650 Pa
Installation Steps
- Shut down and disconnect power: Turn off the main power supply of the air compressor, apply lockout/tagout (LOTO), and confirm the unit has completely stopped running.
- Open the air filter cover: Loosen the fixing nuts or clips of the air filter cover and remove the upper cover.
- Remove the old filter element: Pull out the old 88111901 filter element and check whether the center seal ring remains in the housing groove.
- Clean the filter housing: Wipe the inner wall and sealing surface of the air filter housing with a clean cloth to remove dust and debris. It is strictly prohibited to blow back the old filter element with compressed air and reuse it.
- Inspect the new filter element: Verify the part number 88111901, and check the filter media for damage, the pleats for deformation, the end caps for cracks, and the seal ring for aging.
- Install the new filter element: Insert the new filter element onto the center fixing rod of the air filter, ensuring the seal ring fits properly on both top and bottom without skewing or twisting.
- Reinstall the end cover: Reinstall the end cover and evenly tighten the nuts or fasten the clips to ensure a tight seal with no gaps.
- Start-up inspection: Start the air compressor, check for any air leakage noise at the air filter, and observe whether it runs normally.
V. Frequently Asked Questions
Q1: Is 88111901 a genuine original part?
A: 88111901 is a genuine Ingersoll Rand original accessory, manufactured in strict accordance with Ingersoll Rand's global unified technical standards, and is compatible with Ingersoll Rand SSR M37/M45 series air compressors.
Q2: Which air compressors is 88111901 compatible with?
A: 88111901 is compatible with Ingersoll Rand SSR M37, SSR M37 B, SSR M45, and MM45 series screw air compressors. If you are unsure whether it fits your model, please provide the unit serial number (Serial Number) and we will match it precisely for you.
Q3: How do I determine whether the air filter element needs replacement?
A: Replacement is required in three situations: ① Visual inspection reveals blackened filter media or severe dust accumulation; ② The operating pressure differential reaches the alarm value of 550 Pa; ③ The replacement interval of 4000 hours or 8~12 months has been reached.
Q4: What impact does a dirty air filter element have?
A: A clogged air filter element will cause insufficient intake, reduced discharge capacity, increased specific power, and higher energy consumption in the air compressor. In severe cases, dust entering the main unit will cause wear to the rotor and bearings and aging of the oil seal, leading to increased oil content in the discharge and even scrapping of the main unit.
Q5: Can 88111901 be used interchangeably with other SSR air filter elements?
A: SSR models of different power ranges have different air filter element sizes and air handling capacities, and cannot be freely interchanged. Please verify the correct part number using the unit serial number.
VI. Compatible Models for This Accessory
| Model Series | Specific Models |
|---|---|
| SSR M Series | SSR M37, SSR M37 B |
| SSR M Series | SSR M45 |
| MM Series | MM45 |
The above compatible model data is sourced from the Ingersoll Rand original parts system. To confirm whether it fits a specific model, please provide the air compressor unit serial number (Serial Number) and we will query it precisely for you.
VII. Related Parts
| Part Number | Name | Description |
|---|---|---|
| 89295976 | Air Filter Element | Air filter element for R4-R11 series small screw compressors |
| 88171913 | UP5-11C-8 Air Filter Element | Air filter element for UP5 series small screw compressors |
| 24578023 | Air Filter Element 5-11KW | Air filter element for R series 5~11kW |
| 46856837 | Air Filter Element V 15-22KW | Air filter element for V series 15~22kW |
| 88111901 | Air Filter Element SSR M37 | Product on this page |
Note: The parts marked as "reference values" in the technical parameters on this page are typical industry data for Ingersoll Rand SSR M37/M45 air filter elements of the same class. Specific dimensions and performance are subject to Ingersoll Rand original factory measured reports. For 100% precise matching, please provide the complete air compressor unit serial number (Serial Number), and we will query the original factory parts diagram and confirm the latest supply information for you.