Watermaker Membrane Replacements Cross Reference Chart
Watermaker Membrane Replacement Chart
Add AMI Membrane Quality to your Existing Seawater Desalination Equipment
AMI Seawater RO Membranes can be used as replacements in many watermaker seawater desalination filter brands, with exceptional value and performance benefits. Please reference the below chart to find the suitable replacement seawater desalination membrane element for your watermaker filter system.
| Spectra Replacements | Katadyn Survivor Replacements | Sea Recovery Replacements | Village Marine Replacements | Other Manufacturers |
Replacement Membranes for Spectra Watermakers - Katadyn Seawater Desalination Systems
| Watermaker System | Membrane Size ("Dia. x "L) | Membrane Qty. | Original Manufacturer Element | AMI Replacement Membrane Element | Replacement Prefilters |
| Spectra Ventura 150 VT-150-12, VT-150-24 |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | H-FS105PCAMI (FT-FTC-5) H-FS1030PCAMI (FT-FTC-20) H-F2510AC (FT-FTC-CC) |
| Spectra Ventura 150C VT-150c-12, VT-150c-24 |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | |
| Spectra Ventura 200T VT-200-T-12, VT-200-T-24, Ventura 200T Deluxe |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | |
| Spectra Ventura 200c VT-200-12, VT-200-24, VT-200c-12, VT-200c-24 |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | |
| Spectra Catalina 340c CT-340c-12, CT-340c-24 |
2.5 x 40 | 1 | FT-MB-40 | M-S2540A | H-FS105PCAMI (FT-FTC-5) H-F2510AC (FT-FTC-CC) |
| Spectra Catalina 340c Compact | 2.5 x 21 | 2 | FT-MB-20 | M-S2521A | |
| Spectra Bimini 300c | 2.5 x 40 | 1 | FT-MB-40 | M-S2540A | |
| Spectra Cape Horn Extreme 330 CH-330, CH-330-24 |
2.5 x 40 | 1 | FT-MB-40 | M-S2540A | |
| Spectra Cape Horn Extreme 330 Compact CH-330S-12, CH-330S-24 |
2.5 x 21 | 2 | FT-MB-20 | M-S2521A | |
| Spectra Newport 400c NP-400c-12, NP-400c-24 |
2.5 x 40 | 1 | FT-MB-40 | M-S2540A | H-FS105PCAMI (FT-FTC-5) H-FS1030PCAMI (FT-FTC-20) H-F2510AC (FT-FTC-CC) |
| Spectra Newport 400c Compact NP-400cS-12, NP-400cS-24 |
2.5 x 21 | 2 | FT-MB-20 | M-S2521A | |
| Spectra Newport 700c NP-700c24, NP-700c-110/12, NP700c-110/24, NP-700c-220/12, NP700c-220/24 |
2.5 x 40 | 2 | FT-MB-40 | M-S2540A | |
| Spectra Newport 1000c NP-1000c24, NP-1000c-110/12, NP1000c-110/24, NP-1000c-220/12, NP1000c-220/24 |
2.5 x 40 | 3 | FT-MB-40 | M-S2540A | |
| Spectra Monterey 1000 | 2.5 x 40 | 3 | FT-MB-40 | M-S2540A | |
| Spectra Farallon 1800c FL-1800c-110-12, FL-1800c-110-24, FL-1800c-220-12, FL-1800c-220-24, FL-1800c-24 |
4 x 40 | 2 | FT-MB-SW4x40 | M-S4040A | H-FS10BB5PCAMI (FT-FTC-BB) H-F4210AC (FT-FTC-CCBB10) |
| Spectra Farallon 2800c FL-2800c-220-12, FL-2800c-220-24 |
4 x 40 | 3 | FT-MB-SW4x40 | M-S4040A | |
| Spectra Cabo 10,000 | 8 x 40 | 3 | FT-MB-SW8x40 | LG SW 400 R | |
| Spectra Aquifer 150 AF-150-DC-12, AF-150-DC-24 |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | H-FS105PCAMI (FT-FTC-5) H-F2510AC (FT-FTC-CC) |
| Spectra Aquifer 200 Aquifer 200 Expedition, Aquifer 200 Power Pack Solar, AF-200-DC-12, AF-200-DC-24, AF-150-Ex-24, AF-200-PPS |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | |
| Spectra Aquifer 360 Flight Ready Aquifer 360, AF-360-DC-12, AF-360-DC-24 |
2.5 x 21 | 1 | FT-MB-20 | M-S2521A | |
| Spectra LB 1800 LB-1800M, LB 1800 M, LB 1800 F, LB-1800F |
4 x 40 | 2 | FT-MB-SW4x40 | M-S4040A | |
| Spectra LB 4000 LB 4000 M, LB-4000M, LB 4000 F, LB-4000F |
4 x 40 | 4 | FT-MB-SW4x40 | M-S4040A | |
| Spectra LB 10,000 LB-10000 |
8 x 40 | 3 | FT-MB-SW8x40 | LG SW 400 R |
Replacement Membranes for Katadyn Survivor Series Emergency Desalination and Watermaker Systems
| Watermaker System | Membrane Size ("Dia. x "L) | Membrane Qty. | Original Manufacturer Element | AMI Replacement Membrane Element |
| Katadyn Survivor 35, PS 35, ProSurvivor 35 | 1.7 x 13 | 1 | 8012793 | M-S1713A |
| Katadyn PowerSurvivor 40E, 40, PS 40E | 1.7 x 13 | 1 | 8012793 | M-S1713A |
| Katadyn PowerSurvivor 80E, 80, PS 80E | 1.7 x 13 | 2 | 8012793 | M-S1713A |
Replacement Membranes for Sea Recovery Watermaker Desalination Systems
| Watermaker System | Membrane Size ("Dia. x "L) | Original Manufacturer Element | AMI Replacement Membrane Element |
| Aquamatic 450-1 | 3 x 21 | 2724011233 | M-S3021A |
| Aquamatic 700-1 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aquamatic 900-1 | 3 x 40 | 2724011433 | M-S3040A |
| Aquamatic 900-2 | 3 x 21 | 2724011233 | M-S3021A |
| Aquamatic 1400-2 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aquamatic 1800-2 | 3 x 40 | 2724011433 | M-S3040A |
| Aquamatic xL 2200 A300C-2200GPD, A310M-2200GPD |
3 x 40 | 2724011433 | M-S3040A |
| Aquamatic xL 2600 A300C-2600GPD, A310M-2600GPD |
3 x 40 | 2724011433 | M-S3040A |
| Aquamatic xL 2800 A300C-2800GPD, A310M-2800GPD |
3 x 40 | 2724011433 | M-S3040A |
| Aquamatic xL 3400 A300C-3400GPD, A310M-3400GPD |
3 x 40 | 2724011433 | M-S3040A |
| Aqua Whisper Dx 450-1 | 3 x 21 | 2724011233 | M-S3021A |
| Aqua Whisper Dx 700-1 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper Dx 900-1 | 3 x 40 | 2724011433 | M-S3040A |
| Aqua Whisper Dx 900-2 | 3 x 21 | 2724011233 | M-S3021A |
| Aqua Whisper Dx 1400-2 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper Dx 1800-2 | 3 x 40 | 2724011433 | M-S3040A |
| Aqua Whisper PRO PRO 450-1 | 3 x 21 | 2724011233 | M-S3021A |
| Aqua Whisper PRO PRO 700-1 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper PRO PRO 900-1 | 3 x 40 | 2724011433 | M-S3040A |
| Aqua Whisper PRO PRO 900-2 | 3 x 21 | 2724011233 | M-S3021A |
| Aqua Whisper PRO PRO 1400-2 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper PRO PRO 1800-2 | 3 x 40 | 2724011433 | M-S3040A |
| Aqua Whisper Mini AM 170 | 3 x 21 | 2724011233 | M-S3021A |
| Aqua Whisper Mini AM 350 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper Mini AM 550 | 3 x 31 | 2724011333 or 33-3004 | M-S3031A |
| Aqua Whisper Mini AM 750 | 3 x 40 | 2724011433 | M-S3040A |
| Ultra Whisper III 200 | 3 x 21 | 2724011233 | M-S3021A |
| Ultra Whisper III 400 | 3 x 40 | 2724011433 | M-S3040A |
| Ultra Whisper III 600 | 3 x 40 | 2724011433 | M-S3040A |
| Java Sea A500-27, A500-28, A500-33, A500-35, A500-43, A500-45 |
3 x 40 | 2724011433 | M-S3040A |
| Coral Sea A550-13, A550-15, A550-23, A550-25, A550-33, A550-35, A550-43, A550-45, A550-53, A550-55, A551-13, A551-15, A551-23, A551-25, A551-33, A551-35, A551-43, A551-45, A551-53, A551-55, A552-13, A552-15, A552-23, A552-25, A552-33, A552-35, A552-43, A552-45, A552-53, A552-55 |
3 x 40 | 2724011433 | M-S3040A |
Replacement Membranes for Village Marine Seawater Desalination Systems
| Watermaker System | Membrane Size ("Dia. x "L) | Original Manufacturer Element | AMI Replacement Membrane Element |
| Village Marine Little Wonder 200 | 2.5x38 | 33-3002 | M-S2538A-210 |
| Village Marine Stowaway 800 | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine LT Series 500 | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine LT Series 800 | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine LT Series 1300 | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine LT Series 1800 | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine Pure Water 600+ | 2.5x38 | 33-0238 | M-S2538A |
| Village Marine Squirt Series SPW-400 | 2.5x19 | 33-2519 | M-S2519A-220 |
| Village Marine Squirt Series SPW-600 | 2.5x19 | 33-2519 | M-S2519A-220 |
| Sea Quencher SQ-145 90-8564 |
2.5 x 19 | 33-3000 | M-S2519A-150 |
| Sea Quencher SQ-200 90-8549, 90-8561, 90-8550 |
2.5 x 19 | 33-3001 | M-S2519A-100 |
| Little Wonder Modular LWM-145 90-8200, 90-8622 |
2.5 x 19 | 33-3000 | M-S2519A-150 |
| Little Wonder Modular LWM-180 90-8512, 90-8596, 90-8516, 90-8515 |
2.5 x 19 | 33-3001 | M-S2519A-100 |
| Stowaway STW-400 90-8293, 90-8294, 90-8295 |
2.5 x 19 | 33-2519 | M-S2519A-220 |
| Stowaway STW-600 90-8296, 90-8297, 90-8298 |
2.5 x 19 | 33-2519 | M-S2519A-220 |
| Stowaway STW-800 90-8299, 90-8300, 90-8301 |
2.5 x 38 | 33-0238 | M-S2538A |
| Squirt Series SPW-400 | 2.5 x 19 | 33-2519 | M-S2519A-220 |
| Squirt Series SPW-600 | 2.5 x 19 | 33-2519 | M-S2519A-220 |
| Squirt Series SPW-800 | 2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-400 90-8633, 90-8217, 90-8513, 90-8036, 90-8238, 90-8037 |
2.5 x 19 | 33-2519 | M-S2519A-220 |
| Pure Water PW-600 90-8125, 90-8006, 90-8223, 90-8636, 90-8635, 90-8634 |
2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-800 90-8028, 90-8637, 90-8047, 90-8638, 90-8292 |
2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-1200 90-8038, 90-8210, 90-8606, 90-8212, 90-8040 |
2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-1600 90-8600, 90-8603, 90-8601, 90-8017, 90-8604 |
2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-2000 90-8554, 90-8039, 90-8597, 90-8598, 90-8011 |
2.5 x 38 | 33-0238 | M-S2538A |
| Pure Water PW-7000 90-8659, 90-8245 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-8000 90-8214, 90-8203 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-10000 90-8051, 90-8073 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-12000 90-8258, 90-8284 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-16000 90-8075, 90-8193 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-18000 90-8232, 90-8542 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water PW-20000 | 6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-7000 90-8658 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-8000 90-8660 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-10000 90-8661 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-12000 90-8662 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-16000 90-8193 |
6 x 40 | 33-0036 | M-S6040A |
| Pure Water Modular PWM-18000 90-8663 |
6 x 40 | 33-0036 | M-S6040A |
| LT Watermakers LT-400 90-6016, 90-6017, 90-6018 |
2.5 x 19 | 33-2519 | M-S2519A-220 |
| LT Watermakers LT-500 90-6021, 90-6022, 90-6023 |
2.5 x 38 | 33-0238 | M-S2538A |
| LT Watermakers LT-600 90-6024, 90-6025, 90-6026 |
2.5 x 19 | 33-2519 | M-S2519A-220 |
| LT Watermakers LT-800 90-6027, 90-6028, 90-6029 |
2.5 x 38 | 33-0238 | M-S2538A |
| LT Watermakers LT-1000 90-6011, 90-6012 |
2.5 x 38 | 33-0238 | M-S2538A |
| LT Watermakers LT-1300 90-6013, 90-6014, 90-6073 |
2.5 x 38 | 33-0238 | M-S2538A |
| LT Watermakers LT-1800 90-6015, 90-6074 |
2.5 x 38 | 33-0238 | M-S2538A |
| LT Watermakers LT-7000 90-6065, 90-6064 |
6 x 40 | 33-0036 | M-S6040A |
| Offshore Desalinators SW Series SW 24 90-8558 |
6 x 40 | 33-0036 | M-S6040A |
| Offshore Desalinators SW Series SW 32 90-8556 |
6 x 40 | 33-0036 | M-S6040A |
| Offshore Desalinators SW Series SW 40 90-8608 |
6 x 40 | 33-0036 | M-S6040A |
| LTM Modular Watermakers LTM-500 90-6019, 90-6047, 90-6048, 90-6078 |
2.5 x 38 | 33-0238 | M-S2538A |
| LTM Modular Watermakers LTM-800 90-6049, 90-6050, 90-6051, 90-6079 |
2.5 x 38 | 33-0238 | M-S2538A |
| LTM Modular Watermakers LTM-1000 90-6052, 90-6053, 90-6080 |
2.5 x 38 | 33-0238 | M-S2538A |
| LTM Modular Watermakers LTM-1300 90-6054, 90-6055, 90-6081 |
2.5 x 38 | 33-0238 | M-S2538A |
| LTM Modular Watermakers LTM-1800 90-6056, 90-6076, 90-6077 |
2.5 x 38 | 33-0238 | M-S2538A |
Replacement Membranes for Eco-Sistems Water-Pro Watermakers
| Watermaker System | Membrane Size ("Dia. x "L) | Membrane Qty. | AMI Replacement Membrane Element |
| Water-Pro S-60 Compact S-60, Modular S-60 |
2.5 x 21 (Reverse Seal) | 2 | M-S2521A |
| Water-Pro S-90 Compact S-90, Modular S-90 |
2.5 x 21 (Reverse Seal) | 3 | M-S2521A |
Replacement Membranes for Blue Water Desalination Watermakers
Most Bluewater Desalination Watermaker Systems use 3" Diameter Membrane Elements, in one of three lengths. which are interchangeable with AMI 3" membranes. To verify compatibility, measure physical dimensions of your current membrane element and compare to those listed in the AMI element specifications. If in doubt, please contact us for assistance.
| Watermaker System | Membrane Size ("Dia. x "L) | AMI Replacement Membrane Element |
| Blue Water Desalination | 3" x 21" | M-S3021A |
| Blue Water Desalination | 3" x 31" | M-S3031A |
| Blue Water Desalination | 3" x 40" | M-S3040A |
Replacement Membranes for Other Watermaker Manufacturers
Most other manufacturers of watermaker seawater desalination equipment use industry standard sized membranes that are interchangeable with AMI elements. To verify compatibility, measure physical dimensions of your current membrane element and compare to those listed in the AMI element specifications. If in doubt, please contact us for assistance.
| 2.5" x 14" | M-S2514A |
| 2.5" x 21" | M-S2521A |
| 2.5" x 40" | M-S2540A |
| 4" x 21" | M-S4021A |
| 4" x 40" | M-S4040A |
- 2.5"x40" | 700 GPD | 99.6% Salt Rejection | Watermaker Seawater RO Membrane | Applied Membraneswas $353.00 Special Price $230.00
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- 3"x21" | 450 gpd | Seawater RO Membrane for Sea Recovery Watermaker | Replaces 2724011233was $653.00 Special Price $500.00
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- 3"x31" | 700 gpd | Seawater RO Membrane for Sea Recovery Watermaker | Replaces 2724011333 & 33-3004$550.00
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Item will ship in 3-10 days. Contact us for exact dates or replacements.
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Item will ship in 3-10 days. Contact us for exact dates or replacements.
