Full Automatic Electroplating Sewage Water Treatment Plant

Basic Information
Place of Origin: China
Certification: CE ; NSF ; ISO9001
Model Number: AJIE-WS
Minimum Order Quantity: 10Piece/Pieces
Price: Negotiable
Packaging Details: 1,Winding withe the crashworthy foam.2,Packed with double deck carton.3,Using pallet for flange tanks.
Delivery Time: 3 to 5 working days
Payment Terms: L/C,D/P,T/T,MoneyGram payments for offline orders, Western Union, MoneyGram
Supply Ability: 500 Set/Sets per Month
Detail Information
Material: Carbon Steel Product Name: Screw Sludge Dewatering Machine
After-sales Service Provided: Online Support Capacity: 10-5000 M3/d
Color: Black/green/OEM Size: Customized Water Tank
High Light:

250 GPM Sewage Water Treatment Plant


10M3/d Sewage Water Treatment Plant


325 GPM Sewage Treatment Plant Equipment

Product Description

Electroplating sewage treatment equipment



Benefits of Fleck 3900 Control Valves


Solid lead-free brass body for long life and durability

Excellent service flow rates (250 GPM continuous, 325 GPM peak)

The rugged, simple mechanical design is easy to use

Fully automatic operation for single or multi-tank systems in alternating or interlocking arrays


Detailed Product Description


Applicable Industries Manufacturing Plant Place Of Origin China (Mainland)
Brand Name Onelynn Material Carton
Product Name 3900Fleck Valve Automatic Valve In Water Treatment Funcation Filter/softener
Model Number 3900 Warranty 2 Years
Use Domestic Control Valves Full Automatic
Function Auto Regeneration    


3900ST fully automatic FLECK filter softening multichannel control valve one level agent

Fleck 3900 Series 3" Commercial Control Valves

Fleck’s 3990 valve is ideal for commercial and industrial water softeners and filters with service flows up to 250 GPM and backwash requirements of up to 100 GPM. The Fleck 3900 valve body offers rugged construction and simple mechanical operation.

Fleck Control Valves automatically control the backwash and regeneration cycles for media filters and water softeners to keep your water treatment system working at optimal performance all the time. Fleck control valves are available in time-clock option which can be set to regenerate every day, every two to three days, or on certain days of the week. Fleck valves are also available in metered options for on-demand regeneration based on the volume of water that has been used. Manual operation, dP triggered regeneration, interlocking, series and remote start configurations are available upon request.


Fleck 3900 Control Valves Product Details


Flow Rates: (50 PSI Inlet) – For Top Mount

Continuous (15 psi drop): 250 gpm

Peak (25 psi drop): 325 gpm

Max Backwash (25 psi drop): 100 gpm

Valve Material: Lead-Free Brass

3" NPT In/Out Connections

6" – 8 Threaded or Flanged

1800 Brine System (softener)

Hard Water Bypass



Valves shown 110v/60Hz

Valves shown with 100 gpm backwash flow (indicated by last 2 digits). Other backwash flows are available (max. 10 gpm)





Fleck 3900 Control Valves Features

Fully adjustable, 5-cycle control delivers upflow back wash, downflow brining, slow rinse, rapid rinse and down flow service

Designed for single tank or multi-tank systems, alternating or interlocking

Continuous flow rate of 250 GPM

Protective NEMA 3R enclosure is water-resistant, corrosion-resistant, and UV stable

Choice of 7 or 12 day clock or meter initiated regeneration

TESTED AND CERTIFIED By the WQA To NSF/ANSI SDT. 61 Section 8 Material Safety Only and ANNEX "G"




Applications for Fleck 3900 Control Valves


Commercial/Industrial Water Softeners up to 250 GPM Service flow and 100 GPM Backwash Flow Requirements

Commercial Applications

Industrial Applications

Pretreatment to RO and other Water Treatment Systems

Pretreatment to Ion Exchange Systems

Spot-Free Rinse/ Carwash

Large Office

Hotels and Resorts



Food Processing




Rinse Water

Bottled Water

Ice Makers





Optional Equipment for Fleck 3900 Control Valves

Fleck controls are available with the following options upon customer request:

  • 7 or 12 Day Timers, Electronic timer, Metered, Pressure Differential, and Other Regeneration Methods

  • No Hard Water Bypass

  • Auxiliary Switches

  • Service Valve Operator

  • Side Mount

Related Media Filtration Products
  • Mineral Tanks for Water Softeners and Media Filters

  • Tank Adapters & Tank Accessories for Water Softeners & Media Filters

  • Brine Tanks for Water Softeners

  • DOWEX Ion Exchange Resins

  • Filtration Media




Literature for Fleck 3900 Control Valves

Fleck 3900 Spec Sheet

Fleck 3900 Service Manual

AMI Softeners and Media Filters Using Fleck Valves

Water Softener and Media Filtration Products

Standard export carton packing.




7-20 days after confirming order,detail delivery date should be decided according to production season and order quantity.


Contact Details

Phone Number : +8618576673383