AO Smith
Softener

CWS – 25 & CWS – 40

  1. Home
  2. »
  3. Product
  4. »
  5. CWS – 25 & CWS – 40

Experience the ultimate solution to your hard water concerns with A. O. Smith Water Softeners.
By preventing hard water scaling, A. O. Smith Water Softeners extend the lifespan of your appliances, maintain optimal water flow in your plumbing system and preserve the pristine appearance of your bathroom fixtures.
With soft water, you can significantly reduce energy bills and increase the life span of your appliances.

Product Enquiry
Request Brochure

A. O. Smith Advantage

Key Features

  • Superior Strength & Durability: Fiber-reinforced polymer valve body for superior strength and durability, non-corrosive and UV-resistant

  • State of the Art Multi Port Valve (MPV): Eliminates manual intervention during regeneration process

  • Auto Memory Function: Programming stored in memory will not be lost due to power outages

  • On-screen display and soft keys for programming at site

  • FRP Vessel is lightweight & corrosion resistant, resulting in longer life

  • Auto Regeneration: Time-based and volume-based regeneration

  • Maximum working pressure of 6 bar

  • Auto refill of brine tank

  • Ease in serviceability

 

Working Process of Softener

A. O. Smith Water Softeners provide the perfect solution for different types of water problems.
During its operation, A. O. Smith water softeners harness advanced ion-exchange technology facilitated by high-quality, long-lasting resin to eliminate hardness.
This ensures that you get soft water for your everyday needs.

Technical Specification

Model CWS-40 CWS-25
Dimension (Dia / Height) 16 Inch / 65 Inch 13 Inch / 54 Inch
Flow Rate 4 m³/hr @15 psi PD* 2.5 m³/hr @15 psi PD*
Backwash Flow Rate 3.9 m³/hr 1.6 m³/hr
Inlet/Outlet Size 1″ BSPF 1″ BSPF
Mounting Base 2 ½ Inch-8 NPSM 2 ½ Inch-8 NPSM
Operating Pressure 2 – 6 Bar 2 – 6 Bar
Regeneration Down flow Down flow
Distributor Size 1.05 inch 1.05 inch
Brine Tank Capacity 200 Ltrs. 100 Ltrs.
Drain Size 1/2″ NPTF 1/2″ NPTF
Brine Size 3/8″ 3/8″
Controller Operating Voltage 12V DC 24V AC
Recommended Media Volume 125* Ltrs. 50* Ltrs.
Regeneration Mode Flow & Time based Flow & Time based

FAQs
Q1. Why do I need a water softener?
A water softener removes hardness-causing minerals like calcium and magnesium, preventing scale buildup on taps, pipelines, and appliances.

Q2. How does the water softener work?
It uses advanced ion-exchange technology with high-quality resin to replace hard minerals with soft ions, delivering soft water throughout usage.

Q3. What are the benefits of using soft water?
Soft water improves bathing experience, extends appliance life, reduces scaling, improves detergent efficiency, and protects plumbing.

Q4. Is regeneration automatic?
Yes. The system supports both time-based and volume-based automatic regeneration with no manual intervention.

Q5. Will the softener work during power cuts?
Yes. The auto memory function ensures all settings are retained even during power outages.

Q6. How do I choose between CWS-25 and CWS-40 models?
Selection depends on daily water consumption and flow requirement:
• CWS-25 – Smaller households
• CWS-40 – Larger homes or commercial usage

Q7. Does the system require frequent maintenance?
No. It is designed for ease of serviceability with automatic brine refill and durable FRP vessels.

Q8. Is the softener resistant to corrosion?
Yes. The FRP vessel and non-corrosive components ensure long operational life.

Q9. What pressure range does the softener support?
It operates efficiently between 2 to 6 bar, suitable for most residential and commercial setups.

Enquire Now...

Request Brochure