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water treatment machine supplier

water treatment machine supplier


1. Automatic backwash and manual backwash

2. Automatic switch on when low water level, and switch off when high water level

3. Water shortage protection for multi-stage pump

4. Protection when no voltage, under-voltage, over-current, short circuit and creepage

5. Full stainless steel structure, durable and easy to clean.

6. Integrating water flow indicator, TDS indicator, pressure indicator, control panel

7. China Top Brand or world famous brand electrical, switch and valve systems

8. Built-in soft-start system to avoid damage to the expensive membrane when starting

9. Built-in RO membrane chemical washing device

10. PLC with colorful touch-screen control available




Two-stage RO(Reverse Osmosis) water treatment machine



Pure Water Production Capacity

8000 litre per hour(25°C)

Input water quality

TDS≤2000PPM(SDI≤5, 2≤PH≥11, NTU≤1)

Minimum flux requirement for raw water(to reach the max output)


Systematic Salt Rejection Rate


Recovery Rate(pure water : inlet water)


Recommended Working Temp.


Input Power(standard)

AC380V / 50Hz / 8.10KW


Quartz Sand Filter(Flux: 6M3/H)

Φ750×1500mm(t=2.0mm) SUS304 stainless tank with 800KG quartz sand

Or optional fiber glass tank

Active Carbon Filter(Flux: 6M3/H)

Φ750×1500mm(t=2.0mm) SUS304 stainless tank with 300KG activated carbon

Or optional fiber glass tank

Micron (PP Sediment) Filter

Φ330×500mm SUS304 stainless steel tank with 5u 20inch PP filter×8PCS

Booster Pump

China Nanfang CHL8-30 pump×1PC / 1.1KW

Or optional Denmark GRUNDFOS CR8-30 pump×1PC / 1.1KW

Multi-stage Pump for first stage RO

China Nanfang CDL4-220 pump×1PC / 4.0KW

Or optional Denmark GRUNDFOS CR15-12 pump×1PC / 11.0KW

Multi-stage Pump for second stage RO

China Nanfang CDL4-220 pump×1PC / 3.0KW

Or optional Denmark GRUNDFOS CR15-12 pump×1PC / 11.0KW

Reverse Osmosis System


U.S. HYDRANAUTIC ultra-low pressure ESPA-4040 membrane × 18PCS

Optinal DOW FILMTEC membrane


SUS304 stainless steel 40120 housing×6PCS



U-PVC quick connection


Full SUS304 stainless steel 40160 housing×2PCS

Electrical Parts

China Tengen



Flow metre, TDS metre, pressure metre, electromagnetic valve, etc.


Chemical dosing System for PH adjustment, anti-scaling, etc.

U.S. Pulsafeeder Xo60 Automatic Dosing valve with 50L tank

UV sterilizer

IP67 waterproof grade UV-40W UV sterilizing(up to 5000hour lamp lifespan)

Or U.S. Hanovia lamp(up to 9000hours lamp lifespan)

Ozone sterilizer

SOZ-YB-10G ozone generating and mixing machine with oil free air compressor and 10gram ozone output directly from air

Built-in chemical membrane washing device for RO system

For regular membrane cleanning so as to renew and improve the membrane performance

Water softener

Φ530×1500mm fiber glass tank with 200L food-grade resin and 180 automatic control valve(Total hardness≤300PPM)

Touch-screen PLC control panel

Japan Panasonic PLC with colorful touch-screen operation

Cheap water treatment machine supplier for sale
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