Autotrol Control Valve

Main products of AUTOTROL Control valve and auto controller
- 255, 263/268, 273/278 Valve
- 180, 150, MAGNUM Valve
- 172,182 Valve
- AUTOTROL automatic controller

AUTOTROL Small and medium-sized control Valve

255 compact control valve is used for simple domestic water softeners and reverse osmosis water treatment system equipment it is reliable, convenient and functional.

Model 255
Valve material Noryl
Inlet/Outlet pipe diameter 3/4", 1" (DN20,DN25)
Inlet/Outlet thread F,NPT
Continuous water inflow(m³/h)① 3.5
Back-wash flow(m³/h) 1.5
Regeneration Down-Flow
Suited base diameter (Soften) ∅150-∅350(6"-14")
POWER 12V, 50/60Hz
Control method and function Time-oriented, flow-oriented. Be able to randomly choose between auto-mechanical and auto-digital.③

① is theoretical number under the condition of 0.35Mpa inflow pressure and 0.1Mpa pressure descent.
② is theoretical number under the condition of 0.35Mpa inflow pressure and 0.2Mpa pressure descent.
③For multi-functional valve and controller use please see the appendix.


263/268 and 273/278 are distinguished as small and middle sized control valve. It is used in domestic and commercial water softener, filtrator and reverse osmosis equipment pretreatment processing systems. 273/278 is a high-flow and low-pressure control valve. Can be widely used, simple to handle and stably operate. 263/273 is filtering valve.

Model 263/268 273/278
Valve material Noryl
Inlet/Outlet pipe diameter 1"M (DN25)
Inlet/Outlet thread M,NPT
Continuous water inflow(m³/h)① 5.7
Back-wash flow(m³/h) 3.0 4.5
Regeneration Down-Flow
Suited base diameter (Soften) ∅200-∅400(8"-16") ∅250-∅500(10"-21")
Suited base diameter(filter) ∅200-∅350(8"-14") ∅250-∅450(10"-18")
POWER 12V 50/60Hz
Control method and function Double-tank continuous operating flow-oriented. Be able to randomly choose between auto-mechanical and auto-digital③

① is theoretical number under the condition of 0.35Mpa inflow pressure and 0.1Mpa pressure descent.
② is theoretical number under the condition of 0.35Mpa inflow pressure and 0.2Mpa pressure descent.
③For multi-functional valve and controller use please see the appendix.

AUTOTROL Medium size control Valve
Model 180 150 MAGNUM
Valve material Brass 316 stainless Noryl
Inlet/Outlet pipe diameter 1.5"F (DN40) 1.5" (DN40), 2" (DN50)
Inlet/Outlet thread F,NPT M,Nonmetal-bonded
Continuous water inflow(m³/h)① 11.4 13.0 17.3
Regeneration Down-Flow
Suited base diameter (Soften) ∅400-∅750(16"-30") ∅400-∅900(16"-36") ∅500-∅900(21"-36")
Suited base diameter(filter) ∅400-∅750(16"-30") ∅500-∅900(21"-36")
POWER 220V, 50/60Hz 12V 50/60Hz
Control method and function Time-oriented, flow-oriented. Be able to randomly choose between auto-mechanical and auto-digital.②

① is theoretical number under the condition of 0.35Mpa inflow pressure and 0.1Mpa pressure descent.
② For multi-functional valve and controller use please see the appendix.

AUTOTROL Big size Control Valve
Model 172 182
Valve material Noryl Brass
Inlet/Outlet pipe diameter 2" (DN50) 2.5" (DN65) F
Inlet/Outlet thread M, NPT F,NPT
Continuous water inflow(m³/h)① 26.0 35.0
Regeneration Down-Flow
Suited base diameter (Soften) ∅750-∅1000(30"-40") ∅900-∅1200(36"-48")②
Suited base diameter(filter) ∅750-∅1000(30"-40") ∅900-∅1200(36"-48")
POWER 220V, 50/60Hz
Control method and function Time-oriented, flow-oriented. Be able to randomly choose between auto-mechanical and auto-digital.③

① is theoretical number under the condition of 0.35Mpa inflow pressure and 0.1Mpa pressure descent.
②182 valve is used with the tank of 1200mm (48''), and requires external ejector if used for softener
③For multi-functional valve and controller use please see the appendix.

AUTOTROL Controller Valve Model Explanation
440 or 440i (Automatic Digital) 255/440i
263/440i
268/440i
180/440, 150/440
172/440, 172/440F F is the only filtration
182/440
740 or 742 (Automatic mechanical) 255/740
263/740F F is the only filtration
268/740
273/742F F is the only filtration
278/742
298/742 298 is MAGNUM
760 or 762 (Automatic mechanical) 255/760, 255/762
268/760, 268/762
278/762
298/762 298 is MAGNUM
764(Automatic mechanical-2ea Valve) 255/764 installation as possible
278/764
298/764 298 is MAGNUM
450+480QCElectron flow type, 1eaTank or Application is possible many tanks system 180, 150 480C1+450:1ea tank in flow
480D2+450:2ea Tank S/P
480E2+450:2ea Dual Tank
480D3+450:3ea Tank 2S/P
480E2+450:3ea Dual tank
172
182