U21 Exd | Rotork

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Electric Industrial Actuators
Electric Intelligent Actuators
Electro-Hydraulic Actuators
Heavy Duty Fluid Actuators
Light Duty Fluid Actuators
HVAC Actuators
Precision Modulating Actuators
Flow Pressure Control and Filtration
Gearbox Accessories
Master Station, Networks and Protocols
Multi-turn Gearboxes
Part-turn Gearboxes
Valve Positioners and Controllers
HVAC Sensors
Instrumentation Valves
Electrical Instrumentation
Limit Switches and Position Transmitters

Solutions

Integrated Ethernet
Packaged Solutions
Carbon Capture and Storage (CCS)
Industrial Gases - Hydrogen
Desalination
Methane Emissions Reduction

Our Brands

Bifold
Centork
Fairchild
Hanbay
Mastergear
Midland
M&M International
Noah
Remote Control
RotoHammer
Schischek
Soldo Controls
YTC

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Chemical, Process & Industrial

Chemical, process & industrial
Carbon capture & storage
Chemicals
Data centres
Hydrogen
Industrial
Process

Oil & Gas

Oil & gas
Oil & gas - downstream
Methane emissions reduction
Oil & gas - midstream
Oil & gas - upstream

Water & Power

Water & power
Conventional thermal power
Desalination
Nuclear power
Renewable power
Water
Wastewater

Thought leadership

The focus on Energy Transition at Rotork

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Products

Product Line

Electric Industrial Actuators
Electric Intelligent Actuators
Electro-Hydraulic Actuators
Heavy Duty Fluid Actuators
Light Duty Fluid Actuators
HVAC Actuators
Precision Modulating Actuators
Flow Pressure Control and Filtration
Gearbox Accessories
Master Station, Networks and Protocols
Multi-turn Gearboxes
Part-turn Gearboxes
Valve Positioners and Controllers
HVAC Sensors
Instrumentation Valves
Electrical Instrumentation
Limit Switches and Position Transmitters

Solutions

Integrated Ethernet
Packaged Solutions
Carbon Capture and Storage (CCS)
Industrial Gases - Hydrogen
Desalination
Methane Emissions Reduction

Our Brands

Bifold
Centork
Fairchild
Hanbay
Mastergear
Midland
M&M International
Noah
Remote Control
RotoHammer
Schischek
Soldo Controls
YTC

Our Group Products and Services brochure

Download a copy

Industries

Chemical, Process & Industrial

Chemical, process & industrial
Carbon capture & storage
Chemicals
Data centres
Hydrogen
Industrial
Process

Oil & Gas

Oil & gas
Oil & gas - downstream
Methane emissions reduction
Oil & gas - midstream
Oil & gas - upstream

Water & Power

Water & power
Conventional thermal power
Desalination
Nuclear power
Renewable power
Water
Wastewater

Thought leadership

The focus on Energy Transition at Rotork

View more about Energy Transition

Service

Rotork Service

Connected services
Field services
Reliability services
Support services

About Rotork service
Download Service Brochure
Product registration
Request an iAM report

Need OEM Service Support?

Support

How can we help?

Service technical support
Wiring diagram selector
Sizing and selection toolkit
Software downloads
Rotork app
Discontinued products

Global directory
Technical training
Product registration

Can't find what you're looking for?

About us
Sustainability
Work with us
Investors

Product Line

Electric Industrial Actuators
Electric Intelligent Actuators
Electro-Hydraulic Actuators
Heavy Duty Fluid Actuators
Light Duty Fluid Actuators
HVAC Actuators
Precision Modulating Actuators
Flow Pressure Control and Filtration
Gearbox Accessories
Master Station, Networks and Protocols
Multi-turn Gearboxes
Part-turn Gearboxes
Valve Positioners and Controllers
HVAC Sensors
Instrumentation Valves
Electrical Instrumentation
Limit Switches and Position Transmitters

Solutions

Integrated Ethernet
Packaged Solutions
Carbon Capture and Storage (CCS)
Industrial Gases - Hydrogen
Desalination
Methane Emissions Reduction

Our Brands

Bifold
Centork
Fairchild
Hanbay
Mastergear
Midland
M&M International
Noah
Remote Control
RotoHammer
Schischek
Soldo Controls
YTC

Our Group Products and Services brochure

Download a copy

Chemical, Process & Industrial

Chemical, process & industrial
Carbon capture & storage
Chemicals
Data centres
Hydrogen
Industrial
Process

Oil & Gas

Oil & gas
Oil & gas - downstream
Methane emissions reduction
Oil & gas - midstream
Oil & gas - upstream

Water & Power

Water & power
Conventional thermal power
Desalination
Nuclear power
Renewable power
Water
Wastewater

Thought leadership

The focus on Energy Transition at Rotork

View more about Energy Transition

Rotork Service

Connected services
Field services
Reliability services
Support services

About Rotork service
Download Service Brochure
Product registration
Request an iAM report

Need OEM Service Support?

How can we help?

Service technical support
Wiring diagram selector
Sizing and selection toolkit
Software downloads
Rotork app
Discontinued products

Global directory
Technical training
Product registration

Can't find what you're looking for?

Products

Product Line

Electric Industrial Actuators
Electric Intelligent Actuators
Electro-Hydraulic Actuators
Heavy Duty Fluid Actuators
Light Duty Fluid Actuators
HVAC Actuators
Precision Modulating Actuators
Flow Pressure Control and Filtration
Gearbox Accessories
Master Station, Networks and Protocols
Multi-turn Gearboxes
Part-turn Gearboxes
Valve Positioners and Controllers
HVAC Sensors
Instrumentation Valves
Electrical Instrumentation
Limit Switches and Position Transmitters

Solutions

Integrated Ethernet
Packaged Solutions
Carbon Capture and Storage (CCS)
Industrial Gases - Hydrogen
Desalination
Methane Emissions Reduction

Our Brands

Bifold
Centork
Fairchild
Hanbay
Mastergear
Midland
M&M International
Noah
Remote Control
RotoHammer
Schischek
Soldo Controls
YTC

Our Group Products and Services brochure

Download a copy

Industries

Chemical, Process & Industrial

Chemical, process & industrial
Carbon capture & storage
Chemicals
Data centres
Hydrogen
Industrial
Process

Oil & Gas

Oil & gas
Oil & gas - downstream
Methane emissions reduction
Oil & gas - midstream
Oil & gas - upstream

Water & Power

Water & power
Conventional thermal power
Desalination
Nuclear power
Renewable power
Water
Wastewater

Thought leadership

The focus on Energy Transition at Rotork

View more about Energy Transition

Service

Rotork Service

Connected services
Field services
Reliability services
Support services

About Rotork service
Download Service Brochure
Product registration
Request an iAM report

Need OEM Service Support?

Support

How can we help?

Service technical support
Wiring diagram selector
Sizing and selection toolkit
Software downloads
Rotork app
Discontinued products

Global directory
Technical training
Product registration

Can't find what you're looking for?

About us
Sustainability
Work with us
Investors

Instrumentation Valves
ALCON - Solenoid Operated Valves
U21 Exd

Alcon

U21 Exd

ALCON - Solenoid Operated Valves

U21 Series Ex (USA) – 2/2 Normally Closed Solenoid Valves

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Head office

Rotork plc
Brassmill Lane
Bath
BA1 3JQ
United Kingdom

Company number: 00578327

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