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WELCOME ...
Gefran SIEI is a division of the Worldwide Gefran Group. We are a global leader in supplying quality automation and industrial control products. From top-quality AC and DC drives and motors to dependable soft starters and feedback devices, you'll find it all at Gefran SIEI.
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ABOUT GEFRAN SIEI >>
We develop and produce state-of-the-art electrical drives to regulate the speed of AC electric...
COMPANY MISSION >>
Quality, flexibility, and service for the customer are guidelines for our national and...
OUR HISTORY >>
SIEI was established in 1934 with the goal of producing innovative electrical products...
OUR SERVICES >>
Our services extend well beyond the boundary of sales as we provide helpful selection...
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Our current success is the result of a constant desire to involve ourselves in the most important worldwide industrial sectors, and is based on specialized research, the sincere nature of our customer relationships, and our internationally recognized technological thinking.

With over 300,000 drives operating all over the world, Gefran SIEI offers the most comprehensive understanding of the industrial automation field. Contact Us >>

WE PROVIDE :

AC Drives:
QUIX Compact
AGy-EV Torque Vector
AVy Flux Vector
AVy Lift Series

Servos:
XVy Servo Drives
XVy-EV Servo Drives
GSM Servo Motors

DC Drives:
TPD32 Digital
TPa2…1B Analog

Soft Starts:
easySTART - eST
midiSTART - dST

View All Products >>

- Selection Help
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- Technical Support
- Product Repair

For general product
literature, click here.
Visit our FTP Site for additional resources.
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Feedback Devices:
Tachometers
Encoders

Hubner Berlin Site >>

AGy-EV Torque Vector
The ARTDrive G inverter series has been designed to satisfy the typical needs of...
GSM Servo Motors
GSM Series High Energy Brushless Servo Motors have been engineered with advanced...
XVy-EV Servo Drives
The development synergies of ARTDriveS servo drives are the basis for a...
TPD32 Digital DC
The Typact-TPD32 series of digital converters is a product of the ever growing...
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