Precision Potentiometers by Servo Instrument S ervo Instrument Corporation
Manufacturer of a complete line of precision conductive plastic
and wirewound potentiometers.

Servo Instrument Corporation is now
ISO 9001:2015 and AS 9100:2016 certified

50 YEARS OF EXCELLENCE!


240 Lynn Street
P.O. Box 43
Baraboo, WI 53913
Phone: 608.356.6623
Fax: 608.356.8189


Non wire wound precision potentiometersOur technology encompasses both wire-wound and non wire-wound capabilities to MIL-R-12934 and MIL-R-39023 requirements.

Precision potentiometersTest verifications have been performed to MIL-STD-202, MIL-STD-810 and NAS-710; and our materials have been approved for space applications.


Servo Instrument Corporation achieves AS9100:2016 Rev. D re-certification

Servo Instrument Corporation is proud to announce that our quality management system has been re-certified to revision D of the AS9100 standard.
A copy of our certificate can be viewed here:
precision potentiometer, potentiometer
AS9100:2016 Rev D certificate

Updated 05/03/2022

Servo Instrument Corporation's Sales Brochure added

Our sales brochure can be viewed here:
Servo Instrument Corporation's precision potentiometers
Design and Sales Brochure
8/30/11

"W" Series wirewound precision potentiometer datasheet has been added

"W" Series precision wirewound potentiometer datasheets can now be downloaded here:
wire wound precision potentiometers
"W" Series Datasheet
6/24/10

"C" Series conductive plastic precision potentiometer datasheet has been added

"C" series precision potentiometer datasheets can now be downloaded here:
wire wound precision potentiometers
"C" Series Datasheet
5/24/10


Our military applications include most aircraft, missile and space programs around the worldServo Precision Potentiometers. Servo potentiometers also have an extensive non-military commercial market, being the choice of manufacturers of recorders; weather and wind monitoring equipment; commercial aircraft indicators; agriculture monitoring equipment; machine tool equipment; and for assorted uses within the medical equipment, robotic and heavy equipment feedback manufacturing industries. Servo Instrument has many national as well as international facility approvals including ''GOLD'' and ''PREFERRED SUPPLIER'' status. State of the art equipment guarantees compliance with customer specifications.

Commercial turn counting dials available from Precision Sales @ 1-800-523-3561


Servo Instrument Corporation
240 Lynn Street
P.O. Box 43
Baraboo, WI 53913-0043
Phone: (608) 356-6623 Fax: (608) 356-8189