Hill Water Conditioning
7101 Oxford Street | St. Louis Park, MN 55426
 952-925-1444
Menu
  • Home
  • Industrial 
    • Industrial Water Treatment
    • Industrial Water Softeners
    • Reverse Osmosis Systems
    • Boiler Water Treatment
    • Dow Resin & Products
    • Industrial Water Filtration
  • Commercial 
    • Commercial Products
    • Water Softening for Car Wash
    • Multi-Family Housing Water Treatment
    • Hospitality Water Treatment
    • Healthcare Water Treatment
    • Water Softening for Schools
    • Skid-mounted Commercial Water Softeners
    • Commercial Reverse Osmosis
  • Salt 
    • Commercial Salt Delivery
    • Neusalt Salt Delivery
    • Salt Types
  • Wholesale 
    • Become a Dealer
    • Products
  • Resources 
    • FAQ
    • Hardness Removal
    • Iron Removal
    • How Much Sodium Does a Water Softener Add?
    • Fleck Commercial Valves
    • Fleck Residential Valves
    • Pentair Drinking Water Systems
    • Projects
      • Industrial Water Treatment for Boiler Feed
      • Skid built softening system
      • Industrial Water Softener for Biochem Boiler Feed
  • Blog
  • Contact
COVID-19 Update: We are open regular business hours and there has been no impact on our operations. More information here.
Skip Navigation LinksHomeWholesaleProductsWater Softener Control ValvesAutotrol 255 Control Valve

Request Information

952-925-1444

Autotrol 255 control valve for water softener

AUTOTROL 255 VALVE RESIDENTIAL CONTROL VALVES

ManufactureAutotrol
Model Number255
AvailabilityIn-Stock

Get a Custom Quote

Product Features

  • Time-tested Duraflow flapper provides frictionless sealing for longer service life
  • Fiber-reinforced polymer valve body for superior strength and durability, non-corrosive, and UV-resistant
  • Designed with double backwash for reduced hardness leakage
  • Optical sensor for precision cycle positioning
  • Fully adjustable 5 or 8 cycle control for efficient and reliable water treatment system
  • Continuous service flow rate of 15.5 GPM with a backwash of 6 GPM
  • Backwash capability accommodates softener tanks up to 14" and filter up to 10" GPM in diameter
  • Designed for single or multiple tank systems
  • Supercapacitor for keeping time of day during power outage
  • Environmental protective cover for water resistance, corrosion resistance, and UV stability
  • Programming stored in memory and will not be lost due to power outages
  • History data for valve performance

Valve Specifications

Valve MaterialGlass-filled thermoplastic
Inlet/Outlet1" NPT or BSPT, female;
3/4" NPT or BSPT, female;
3/4" NPT or BSPT, male
(thermoplastic);
1/2" NPT or BSPT, male
(thermoplastic)
Weight4lbs (1.8 kg)
Operating Pressure20-120 psi (1.38-8.27 bar)
Hydrostatic Test Pressure300 psi (20.69 bar)
Water Temperature35°-100°F (2°-38°C)

Flow Rates

Service
15 psi (1.03 bar) drop
15.5 gpm (3.52 m3/h)
Backwash
25psi (1.72 Bar) drop
6.0 gpm (1.36 m3/h)
ServiceCv = 3.99 (Kv = 3.4)
BackwashCv = 1.20 (Kv = 1.0)


Dimensions

Width14.9" (37.8 cm)
Height8.4" (21.3 cm)
Riser Tube Dia.1.05" (27 mm) or
0.8125" (20.6 mm)
Riser HeightAbove top of tank 1.125"
(+/- 0.125")
Height From Top of Tank7-1/2"

Specs Sheet and Manuals for Autotrol 255

Autotrol 255

Autotrol 255 Specs Sheet

Download
Autotrol 255 manual

Autotrol 255 Manual

Download
Hill Water Conditioning

Industrial water treatment equipment & service, wholesale water treatment equipment and commercial salt delivery serving the Minneapolis area.

QUICK LINKS
  • Home
  • Industrial Water Treatment
  • Commercial Salt Delivery
  • Wholesale
  • Resources
  • Contact
OUR OFFICE
  • Robert B. Hill Co.
    7101 Oxford Street
    St. Louis Park, MN 55426
  • Phone 952-925-1444
  • Fax 952-925-1471
  • sales@hillwater.com
©2023 Robert B. Hill Company. All rights reserved.