Reliable RCP100-40EPP Replacement Filter Cartridge | Parker Fulflo ParMax Compatible High Flow Filter
The RCP100-40EPP Replacement Filter Cartridge from MemKway is engineered as a reliable alternative to the Parker Fulflo ParMax RCP Series cartridge. Featuring 10 micron polypropylene pleated media, a 40-inch large-diameter design, and EPDM sealing, it delivers high flow capacity, excellent dirt-holding capability, and consistent particle removal for demanding industrial filtration systems.
Designed with an inside-to-outside flow configuration, this Parker ParMax compatible high flow filter cartridge is ideal for RO pretreatment, process water, cooling water, power generation, chemical processing, and general industrial pre-filtration. MemKway provides cost-effective replacement solutions with OEM/private label support and flexible global supply.
1. Core Specifications
| Parameter | Specification |
|---|---|
| Brand | MemKway |
| Model | MK-PA-PP100-40E |
| OEM Reference | Parker Fulflo ParMax RCP100-40EPP |
| Market Compatibility | Designed as a replacement for Parker Fulflo ParMax RCP100-40EPP |
| Micron Rating | 10 μm |
| Retention Efficiency | 99.98% |
| Filter Media | Multi-Layer Pleated Polypropylene |
| Seal Material | EPDM |
| Flow Direction | Inside-to-Outside |
| Nominal Length | 40 in (1016 mm) |
| Outside Diameter | 6 in (152 mm) |
| Inside Diameter | 3.0 in (76 mm) |
2. Materials of Construction
Component | Material |
Filter Media | Polypropylene |
Support Layer | Polypropylene |
End Cap | Polypropylene |
Inner/Outer Cage | Polypropylene |
O-ring Material | EPDM Standard / Nitrile, Silicone and Viton Optional |
3. Operating Conditions
Parameter | Maximum / Recommended Value |
MaximumOperating Temperature | 82°C (180°F) |
Maximum Forward Differential Pressure | 3.4 bar @ 20°C (50 psid @ 68°F) |
Recommended Change-out Differential Pressure | 2.4 bar @ 20°C (35 psid @ 68°F) |
Maximum Water Flow Rate | 350 gpm / 1,325 lpm |
4. Key Features of RCP100-40EPP Replacement Filter
- Parker ParMax Compatible Design: Designed as a replacement for Parker Fulflo ParMax RCP100-40EPP, providing compatible dimensions and installation configuration.
- 10 Micron High-Efficiency Filtration: Provides 10 μm particle retention at 99.98% efficiency for reliable contaminant control.
- High Flow Capacity: The 6-inch large-diameter cartridge supports high-volume industrial filtration while reducing the number of conventional cartridges required.
- High Dirt-Holding Capacity: Multi-layer pleated polypropylene media provides a large filtration area for applications with higher contaminant loading.
- Inside-to-Outside Flow: The flow configuration promotes effective contaminant capture and simplifies handling of retained solids during cartridge change-out.
- EPDM Sealing: EPDM sealing makes the cartridge well suited to compatible water-based and industrial liquid filtration applications.
- Adhesive-Free Construction: Thermally bonded polypropylene construction eliminates media adhesives and helps minimize extractables.
- Cost-Effective Replacement: MemKway offers a practical alternative for distributors and industrial users requiring competitive pricing, OEM/private label options, and flexible supply.
5. Typical Applications
The RCP100-40EPP Replacement Filter Cartridge is particularly suitable for high-flow systems where 10 micron particle removal, high contaminant capacity, and extended service intervals are important.
- RO Pretreatment: Removal of suspended solids before downstream membrane filtration systems.
- Industrial Water Treatment: High-flow filtration of process water, utility water, and plant water.
- Cooling Water: Removal of particulate contaminants from industrial cooling and recirculation systems.
- Power Generation: Pretreatment and filtration of cooling, utility, and process water streams.
- Chemical & Petrochemical Processing: Filtration of compatible process water and industrial liquids.
- Food & Beverage Process Water: High-capacity particulate filtration where the selected materials meet process requirements.
- General Industrial Pre-Filtration: Coarse-to-intermediate particulate control upstream of finer filtration equipment.
6. Quality & Regulatory Compliance
- Certification: Manufactured in an ISO 9001:2015 certified facility.
- Standards: CE marked for international safety and quality standards.
- Food Contact: Materials comply with FDA 21 CFR requirements for food & beverage contact.
7. Cross-Reference Disclaimer
Parker, Fulflo ParMax are registered trademarks of their respective owners. MemKway is an independent manufacturer of high-quality equivalent filters. Any reference to original part numbers (RCP100-40EPP) is for comparison and compatibility information only.
Frequently Asked Questions (FAQ)
Q1: What is MemKway MK-PA-PP100-40E?
A:MemKway MK-PA-PP100-40E is a Parker Fulflo ParMax compatible high flow cartridge featuring 10 micron polypropylene media and EPDM sealing.
A: RCP045-40EPP is rated at 4.5 μm, while RCP100-40EPP is rated at 10 μm. The 10 μm model is better positioned for higher-flow pre-filtration and higher contaminant-loading applications.
A: Typical applications include RO pretreatment, process water, cooling water, power generation, industrial water treatment, and general high-flow pre-filtration.
A: MemKway provides a cost-effective Parker ParMax compatible replacement with reliable filtration performance, OEM/private label support, flexible quantities, and global supply.

