| Items |
 AK2540FM AK Series Low Energy Brackish Water RO Elements |
AK2540TM AK Series Low Energy Brackish Water RO Elements |
AK4040C AK Series Low Energy Brackish Water RO Elements |
AK4040CM AK Series Low Energy Brackish Water RO Elements |
AK4040FM AK Series Low Energy Brackish Water RO Elements |
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| Membrane | A-Series, Thin-Film Membrane (TFM™) | |||||||||
| Flow Average | 710 gpd2.7 m³/day | 710 gpd2.7 m³/day | 2475 gpd9.4 m³/day | 2350 gpd8.9 m³/day | 2200 gpd8.3 m³/day | |||||
| Salt Rejection Average (NaCl) | 99.0 % | |||||||||
| Salt Rejection Minimum (NaCl) | 98.0 % | |||||||||
| Note |
Average salt rejection after 24 hours operation. Individual flow rate may vary +25%/-15%. Testing conditions: 500ppm NaCl solution at 115psig (793 kPa) operating pressure, 77ºF, pH7.5 and 15% recovery. |
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| Active Area | 29 ft²2.7 m² | 27 ft²2.5 m² | 95 ft²8.8 m² | 90 ft²8.4 m² | 85 ft²7.9 m² | |||||
| Outer Wrap | Fiberglass | Tape | Cage™ | Cage™ | Fiberglass | |||||
| Part Number | 1206800 | 1206802 | 1223696 | 1227885 | 1206813 | |||||
| Dimension A (Length) | 40.0 in101.6 cm | |||||||||
| Dimension B1 | 0.75 inOD: 1.90 cm | 0.75 inOD: 1.90 cm | 0.625 in1.59 cm | 0.75 inOD: 1.90 cm | 0.75 inOD: 1.90 cm | |||||
| Dimension C (Outside Diameter) | 2.4 in6.1 cm | 2.4 in6.1 cm | 3.9 in9.9 cm | 3.9 in9.9 cm | 3.9 in9.9 cm | |||||
| Boxed Weight | 5 lb2.3 kg | 5 lb2.3 kg | 8 lb3.5 kg | 8 lb3.5 kg | 8 lb3.5 kg | |||||
| Typical Operating Pressure | 100 psig689 kPa | |||||||||
| Typical Operating Flux | 10 - 20 GFD15 - 35 LMH | |||||||||
| Maximum Pressure | 400 psig2756 kPa | |||||||||
| Maximum Operating Temperature | 122 ºF50 ºC | |||||||||
| Maximum Cleaning Temperature | 122 ºF50 ºC | |||||||||
| Optimum Rejection Recommended pH | 7.0 - 7.5 | |||||||||
| Operating Range Recommended pH | 4.0 - 11.0 | |||||||||
| Cleaning Range Recommended pH | 2.0 - 11.5 | |||||||||
| Recommended Pressure Drop Over an Element | 12 psig83 kPa | |||||||||
| Recommended Pressure Drop Per Housing | 50 psig345 kPa | |||||||||
| Chlorine Tolerance | 1,000+ ppm-hours, Dechlorination Recommended | |||||||||
| Feedwater | NTU < 1 SDI < 5 | |||||||||
| Note |
These elements ship dry unless specified wet. Trademark of General Electric Company; may be registered in one or more countries. |
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