Benefits
  • Excellent for very large flow
  • Lower electrical power level
  • Pressure assists valve operation
  • Needs minimum pressure differential
  • More economical for higher flow values
Solenoids
AC or DC power
Power Consumption 87 VA inrush, 30 VA holding on 50 or 60 Hz; 14 watts on DC
Ambient Temperature
40° to 120°F (4° to 50°C)
Media Temperature
40° to 175°F (4° to 80°C)
Flow Media Filtered air / 5 micron recommended
Inlet Pressure
  • G 1/4 to G 1-1/2 Port Sizes: 15 to 150 psi (1 to 10 bar)
  • G 1-1/2 G to 2-1/2 Port Sizes: 30 to 150 psi (2 to 10 bar)
Pilot Pressure When external supply is used, pressure must be equal to or greater than inlet pressure.
Threads Model numbers above specify NPT pressure port threads.
DIMENSIONS mm
Port Size A B C D E F G H
G 1/4 to G 1/2
 90 175 79 181 79 99 191 99
G 1/2 to G 1 116 193 79 201 91 117 241 134
G 1 to G 1-1/2 168 263 104 263 123 165 274 211
G 1-1/2 to G 2-1/2 219 300 130 313 161 – – –

2/2 Valves

ROSS Controls® Series 27 Single Solenoid Pilot Inline 2:2 Valves Thailand Authorized Distributor Flu-Tech
ROSS Controls® Series 27 Single Solenoid Pilot Inline 2/2 Valves N.C. N.O. Thailand Authorized Distributor Flu-Tech
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Port Size Valve Model Numbers
Average kv
 Weight (kg)
Normally Closed Normally Open N.C. N.O.
G 1/4 2.0 2.0 1.1
G 3/8 3.3 2.9
G 1/2 3.5 3.1
G 1/2 6.7 5.7 1.5
G 3/4 7.9 6.4
G 1 7.9 6.9
G 1 21 18 3.2
G 1-1/4 25 17
G 1-1/2 25 18
G 1-1/2 43 43 6.9
G 2 50 50
G 2-1/2 56 63

3/2 Valves

ROSS Controls® Series 27 Single Solenoid Pilot Inline 3:2 Valves Thailand Authorized Distributor Flu-Tech
ROSS Controls® Series 27 Single Solenoid Pilot Inline 3:2 Valves Normally Open Normally Closed Thailand Authorized Distributor Flu-Tech
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Port Sizes Valve Model Numbers
Average kv
 Weight (kg)
In-Out Exh. Normally Closed Normally Open N.C. N.O.
G 1/4 G 1/2 2.4 2.2 1.1
G 3/8 G 1/2 3.9 2.6
G 1/2 G 1/2 3.8 2.6
G 1/2 G 1 6.8 6.2 1.5
G 3/4 G 1 8.2 6.2
G 1 G 1 8.7 6.2
G 1 G 1-1/2 25 18 3.2
G 1-1/4 G 1-1/2 27 19
G 1-1/2 G 1-1/2 27 18
G 1-1/2 G 2-1/2 60 51 7.4
G 2 G 2-1/2 61 52
G 2-1/2 G 2-1/2 62 48

4/2 Valves

ROSS Controls® Series 27 Single Solenoid Pilot Inline 4:2 Valves Thailand Authorized Distributor Flu-Tech
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Port Sizes Valve Model Numbers
Average kv
 Weight (kg)
In-Out Exh.
G 1/4 G 1/2 2.2 1.4
G 3/8 G 1/2 3.1
G 1/2 G 1/2 3.2
G 1/2 G 1 6 2.4
G 3/4 G 1 7.1
G 1 G 1 D2776B6011 7.8
G1 G 1-1/2 20 5.1
G 1-1/4 G 1-1/2 21
G 1-1/2 G 1-1/2 21

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