Electronic Feedback Servo and Proportional Valves
Explore Our Servo and Proportional Valves with Electronic Control
Size & Max Flow
Valve Function
Special Features
Interface

Direct Drive Servo-Proportional Valves | 242 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
Special (< 20 l-min)
Flow,
Pressure,
Switching
Pressure,
Switching
Compact,
Low Weight 429 g,
Position Sensoring Options
Low Weight 429 g,
Position Sensoring Options
Flying Lead
Size & Maximum Flow Rate
Special (< 20 l-min)
Valve Function
Flow,
Pressure,
Switching
Pressure,
Switching
Special Features
Compact,
Low Weight 429 g,
Position Sensoring Options
Low Weight 429 g,
Position Sensoring Options
Interface
Flying Lead

Direct Drive Servo-Proportional Valves | 245 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
Special (< 10 l-min)
Flow,
Pressure,
Switching
Pressure,
Switching
Compact,
Light Weight 185 g,
Position Sensoring Options
Light Weight 185 g,
Position Sensoring Options
Flying Lead
Size & Maximum Flow Rate
Special (< 10 l-min)
Valve Function
Flow,
Pressure,
Switching
Pressure,
Switching
Special Features
Compact,
Light Weight 185 g,
Position Sensoring Options
Light Weight 185 g,
Position Sensoring Options
Interface
Flying Lead

Direct Driven Servo Valves | D633 and D634 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Direct Driven Servo Valves | D636 and D637 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Standard,
Marine Use,
ATEX Certified
Marine Use,
ATEX Certified
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus
Size & Maximum Flow Rate
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Special Features
Standard,
Marine Use,
ATEX Certified
Marine Use,
ATEX Certified
Interface
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus

Direct Driven Servo Valves | D638 and D639 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow,
Pressure Compensated Flow
Flow,
Pressure,
Pressure & Flow,
Pressure Compensated Flow
Standard,
ATEX Certified
ATEX Certified
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus
Size & Maximum Flow Rate
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow,
Pressure Compensated Flow
Flow,
Pressure,
Pressure & Flow,
Pressure Compensated Flow
Special Features
Standard,
ATEX Certified
ATEX Certified
Interface
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus

Direct Operated Proportional Valves | D926 and D927 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Direct Operated Servo-Proportional Valves | D936 and D937 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG06 (< 80 l-min),
NG10 (< 180 l-min)
NG10 (< 180 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Pilot Operated Proportional Valves | D66x Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Pilot Operated Proportional Valves | D67x Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Marine Use,
ATEX Certified,
Standard
ATEX Certified,
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Special Features
Marine Use,
ATEX Certified,
Standard
ATEX Certified,
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Pilot Operated Proportional Valves | D68x Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Pilot Operated Proportional Valves | D94x Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Standard,
ATEX Certified
ATEX Certified
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus
Size & Maximum Flow Rate
NG10 (< 180 l-min),
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
NG16 (< 600 l-min),
NG25 (< 1100 l-min),
NG25+ (< 1500 l-min),
NG32 (< 3600 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Special Features
Standard,
ATEX Certified
ATEX Certified
Interface
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus

Pilot Operated Servo Valves | D661 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
NG10 (< 180 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)

Pilot Operated Servo Valves | D671 and D672 Series
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
NG10 (< 180 l-min),
NG16 (< 600 l-min)
NG16 (< 600 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Standard,
ATEX Certified
ATEX Certified
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus
Size & Maximum Flow Rate
NG10 (< 180 l-min),
NG16 (< 600 l-min)
NG16 (< 600 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Special Features
Standard,
ATEX Certified
ATEX Certified
Interface
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus

Pilot Operated Servo Valves | D791 and D792 Series (w/ EFB Pilot Valve)
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
Special (< 250 l-min),
Special (< 1100 l-min)
Special (< 1100 l-min)
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Standard
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus
Size & Maximum Flow Rate
Special (< 250 l-min),
Special (< 1100 l-min)
Special (< 1100 l-min)
Valve Function
Axis,
Flow,
Pressure,
Pressure & Flow
Flow,
Pressure,
Pressure & Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE),
Fieldbus
11+PE),
Fieldbus

Pilot Operated Servo Valves | D791 and D792 Series (w/ MFB Pilot Valve)
Size & Maximum Flow Rate
Valve Function
Special Features
Interface
Special (< 250 l-min),
Special (< 1100 l-min)
Special (< 1100 l-min)
Flow
Standard
Analog (6+PE,
11+PE)
11+PE)
Size & Maximum Flow Rate
Special (< 250 l-min),
Special (< 1100 l-min)
Special (< 1100 l-min)
Valve Function
Flow
Special Features
Standard
Interface
Analog (6+PE,
11+PE)
11+PE)