Hatfield and Company

Master Distributor of USI Technologies

Made in America

SmartStep X-Series

Hazardous-Location Electric Actuators with 0.3° Precision

Multi-turn capable with 100% modulation and SuperCap backup (>10-year life).
C1D2 (Groups A-D) • Up to 5000 in-lb • NEMA 4 • 6000+ starts/hour • ISO 5211 F07/F10
View Specs >

SmartStep X-Series

Hazardous-Location Electric Actuators with 0.3° Precision

Multi-turn capable with 100% modulation and SuperCap backup (>10-year life).
C1D2 (Groups A-D) • Up to 5000 in-lb • NEMA 4 • 6000+ starts/hour • ISO 5211 F07/F10
View Specs >

Industrial Controllers

Custom Controllers – Engineered and Manufactured in the USA

From valve and compressor controllers to medical devices, with MODBUS/CAN/Ethernet and AOI-inspected production.
175+ years combined engineering • AOI 100% inspection • Firmware and PCB in-house
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Reduce downtime. Speed commissioning. Prove compliance.

USI electric actuators provide precise position control (0.3° with MODBUS or 0.5° with 4-20 mA), high duty endurance (6000+ starts per hour), and rugged enclosures for harsh sites. Hatfield and Company adds pre-spec assistance, stocking, and phone support so your team can select the right unit the first time and deploy quickly.

Accuracy and control

0.3° with MODBUS or 0.5° with 4-20 mA

Interfaces: MODBUS RTU or TCP,
4-20 mA, 0-10 V

Programmable analog feedback on XT

Reliability and endurance

6000+ starts per hour for frequent cycling

Permanently lubricated drivetrain
for low maintenance

SuperCap backup to support a safe
position on power or signal loss

Operating temperature: X Series
-40 to 140°F, XT -22 to 140°F

Safety and environment

X Series hazardous location: Class I,
Division II (Groups A-D)

Enclosures: NEMA 4 for X Series,
NEMA 4X for XT

Mounting: ISO 5211 F07 or F10 on
X Series, 0.625″ Double-D shaft on XT

Contact Hatfield at 800-879-9191 for sizing assistance and a streamlined process from specification to installation.

Built for these Environments

Oil and Gas / Petrochemical

Hazardous-location X-Series with C1D2 (A-D) and 0.3° precision for valve automation.

Water and Wastewater

Precise modulating control and programmable feedback for plants and lift stations.

Industrial OEMs

XT actuators and custom controllers for compressors, car wash, and packaging systems.

PRODUCT HIGHLIGHTS
SmartStep™ X-SERIES

Hazardous-location rated as standard, multi-turn capable, and built for continuous duty.

– Class I, Division II (Groups A-D) hazardous-location standard
– 0.3° (MODBUS) or 0.5° (4-20 mA) precision
– Up to 5000 in-lb torque, 100% modulation
– 6000+ starts/hour; permanently lubricated drivetrain
– NEMA 4 cast-aluminum enclosure; ISO 5211 F07/F10
– Operating temperature -40 to 140°F; SuperCap backup option

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Specifications:

– Torque: 500, 1200, 2500, 5000 in-lb
– Accuracy: 0.3° (MODBUS) or 0.5° (4-20 mA)
– Control: 4-20 mA, 0-10 V, MODBUS RTU/TCP
– Enclosure: NEMA 4 (cast aluminum)
– Mounting: ISO 5211 F07/F10
– Starts per hour: >= 6000
– Temperature: -40 to 140°F

PRODUCT HIGHLIGHTS

XT-SERIES

Hazardous-location rated as standard, multi-turn capable, and built for continuous duty.

– 1200 or 2500 in-lb torque options
– 0.3° (MODBUS) or 0.5° (4-20 mA) precision
– 6000+ starts/hour; SuperCap backup option
– NEMA 4X enclosure; -22 to 140°F operating range
– Programmable 4-20 mA feedback; 0-10 V or 4-20 mA control
– 0.625″ Double-D shaft for coupler mating

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Specifications:

– Torque: 1200, 2500 in-lb
– Accuracy: 0.3° (MODBUS) or 0.5° (4-20 mA)
– Control: 4-20 mA, 0-10 V, MODBUS
– Enclosure: NEMA 4X
– Mounting: 0.625″ Double-D shaft
– Starts per hour: >= 6000
– Temperature: -22 to 140°F

PRODUCT HIGHLIGHTS

CUSTOM INDUSTRIAL CONTROLLERS

From concept to production – electronics, firmware, and enclosures designed and built in the USA with AOI 100% inspection.
– Networking: CANBus, MODBUS, Ethernet or Wi-Fi
– Displays: Mono or color, 2.5 to 10.5 inches, touch or keypad
– IO: Digital inputs and outputs with expansion modules
– Applications: valves, compressors, car wash, medical, defense, water/wastewater

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Specifications:

– Manufacturing: Dual SMT lines; AOI 100% inspection; 100% functional test
– Location: St. Louis, MO
– Design: PC, firmware, and PCB in-house

Hatfield has you covered!

18 Offices • 9 States • Regional Field Support • USI Manufacturing: AOI 100% Inspection • Engineer-to-Engineer Help

Frequently Asked Questions

Is X-Series hazardous-location rated?
Yes – Class I, Division II (Groups A-D) standard
What accuracy can I expect?
0.3° with MODBUS and 0.5° with 4-20 mA on X-Series and XT.
What happens on power loss?
SuperCap backup supports a safe position strategy; lifespan typically >10 years.
How many starts per hour?
Both families can exceed 6000 starts per hour.
How do X-Series and XT differ?
X-Series: hazardous-location standard, up to 5000 in-lb, ISO 5211 F07/F10. XT: NEMA 4X compact body, 1200 or 2500 in-lb, Double-D shaft.
Do you build custom controllers?
Yes – USI designs hardware, firmware, and enclosures and manufactures in-house with AOI.

Talk to an Automation Specialist – Call 800-879-9191