Polyethersulfone
AMI® polyethersulfone (PES) spiral wound ultrafiltration(UF) membrane elements provide removal of fine particles from aqueous solutions to a molecular weight cut-off (MWCO) of 10,000.
AMI membrane elements are among the finest in the industry. With hundreds of thousands of membranes in operation world-wide, we offer these spiral wound ultrafiltration (UF) membrane elements in standard residential and commercial sizes. AMI UF Membranes are 100% Quality and Performance Tested in our ISO 9001:2015 Certified Facilities. Each PES UF membrane meets or exceeds our strict performance requirements before shipping. For the past 30 years we have earned a reputation of delivering consistent, high quality which makes AMI Ultrafiltration Membranes the natural choice for use in water treatment systems.
| Model No. | Size (Dia.”× Length”) |
Style | Outer Wrap | Molecular Weight Cut-Off (MWCO) |
| M-U1812PES | 1.75 × 12 | Standard | Tape Wrap | 10,000 |
| M-U2514PES | 2.5 × 14 | Standard | Tape Wrap | 10,000 |
| M-U2521PES | 2.5 × 21 | Standard | Tape Wrap | 10,000 |
| M-U2540PES | 2.5 × 40 | Standard | Tape Wrap | 10,000 |
| M-U4014PES | 4.0 × 14 | Standard | Tape Wrap | 10,000 |
| M-U4021PES | 4.0 × 21 | Standard | Tape Wrap | 10,000 |
| M-U4040PES | 4.0 × 40 | Standard | Tape Wrap | 10,000 |
| M-U4040PESD | 4.0 × 40 | Flush-Cut | Tape Wrap | 10,000 |
| M-UB4040PESD | 4.0 × 40 | Flush-Cut | FRP Wrap | 10,000 |
| M-UB8040PES | 8.0 × 40 | Flush-Cut, 46 mil | FRP Wrap | 10,000 |
30 mil spacer standard for 2-4” Dia.. For 43 mil spacer, add -43 at the end of the model number. Example: M-U2540PES-43.
Note: An interconnector is provided with each 8” element, part no. PV-IN810.
M-U1812PES |
M-U2514PES |
M-U2521PES |
M-U2540PES |
M-U4014PES |
M-U4021PES |
M-U4040PES |
M-U4040PESD |
M-UB4040PESD |
- Tolerant to Solvents, Esters and Aromatics
- Absolute Bacteria and Virus Removal
- High flux results in high yields
- Low energy usage reduces power consumption and cost
- Manufactured in our ISO 9001:2015 Certified Facilities
- 100% Performance and Quality Tested
- Backed by our Experienced Technical Support Staff
- High Quality for Consistent and Reliable Performance
- Uses the Most Advanced Membrane Technology and Manufacturing Processes
- Standard Dimensions to Fit in Commonly Available Housings
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Ultrafiltration Polyethersulfon (PES UF) Membrane Specifications
AMI Brand Membrane Elements Brochure
About Ultrafiltration
Comparison of RO, UF, MF, NF, Membranes
Membrane Storage, Disinfection and Preservation
Membrane Warranty