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You will note that the following list of vendors is quite short. We only deal with equipment vendors who have impressed us with product quality and that have a track record of being reasonable and helpful should any site problems arise. We have been associated for many years with our vendors and have built up a mutual trust.

AUMA Riester GmbH & AUMA Actuators Inc.
AUMA Riester GmbH & AUMA Actuators Inc.

AUMA, headquartered in Germany, has been developing and building electric actuators and valve gearboxes for 50 years and is one of the leading manufacturers in the industry.

AUMA Actuators Inc is the North American manufacturing base for AUMA International.  They produce rugged and reliable products, offering modular, user friendly design.


Energy sector, water industry, petro-chemical industry and users from the most diverse industries worldwide rely on technologically sophisticated electric actuator products by AUMA.


www.auma-usa.comAuma Products Overview

ProMation Engineering
ProMation Engineering

ProMation Engineering manufactures a full range of electrical actuators designed for long term, reliable process control in harsh industrial environments.


www.promationei.comProMation Products Overview

Troy-Ontor Products
Troy-Ontor Products

Troy-Ontor produces in-house a considerable range of products accessory to valve automation.

This includes, but is not limited to:

  • Sluice Gate Stems - Adaption Kits - Remote Control Panels
  • Single to 3 Phase Convertors - Floorstands - Wall Brackets
  • Stem Extensions


Valve automation requires accessory products, such as gate stems, adaptors, floor stands and more.  Troy-Ontor is proud to produce all of these in house.


Our product selection is being updated, but we are happy to provide photos and details of our custom adapted products.

Contact us for product stock information or any further inquiries.

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