AUMA Electric Actuators and Valve Automation Systems
Turnkey supply of genuine AUMA multi-turn and part-turn electric actuators, intelligent micro-controller units, and heavy-duty gearboxes for mission-critical industrial flow control in energy, oil & gas, and water infrastructure.
AUMA Equipment Series and Control Units
Comprehensive range of heavy-duty AUMA actuation systems designed to operate gate, globe, ball, and butterfly valves across challenging industrial environments.
AUMA SA 07.2 – SA 48.2 and SAR Multi-turn Electric Actuators
Engineering procurement, technical auditing, and international delivery of AUMA SA Series multi-turn electric actuators and modulating SAR variants designed for industrial valve automation.
Built for reliable operation of gate valves, globe valves, knife gates, and penstocks across thermal power plants, water supply networks, oil & gas infrastructure, and chemical refineries.
The modular architecture integrates high-starting-torque three-phase induction motors, hardened worm gearing, mechanical travel and torque sensing assemblies, and a manual handwheel with automatic motor preference declutching.
Actuators support demanding S2-15 min and S4-1200 starts/h duty cycles across extreme temperature profiles from -60°C to +80°C. We supply complete actuators with factory test certificates, custom output drives, and ISO 5210 mechanical interfaces.
Torque 10 to 32,000 Nm, speeds 4 to 180 rpm, IP68 hermetic enclosure, ATEX and IECEx explosion-proof certification.
AUMA SQ 05.2 – SQ 14.2 and SQR Part-turn Actuators
Delivering genuine AUMA SQ Series part-turn actuators and SQR modulating models engineered for direct quarter-turn automation of butterfly valves, industrial ball valves, and HVAC dampers.
Actuators deliver rigid, high-precision angular seating across a 90-degree operating swing, ensuring smooth valve closure and preventing water hammer shocks in liquid lines.
The robust drive train utilizes a self-locking gear design backed by adjustable internal mechanical end stops that protect valve internals against overtravel.
SQ actuators withstand severe hydrodynamic line vibration, provide verified IP68 submersion protection, and carry international hazardous location approvals for explosive gases and dust. Supplied with interchangeable spline or keyed drive bushings conforming to ISO 5211 mounting standards.
Torque 50 to 2,400 Nm, swing angle 75° to 105°, ISO 5211 flanges F05 to F16, up to 1,200 starts per hour.
AUMA MATIC AM 01.1 & AM 02.1 Integrated Actuator Controls
Turnkey export supply of AUMA MATIC AM 01.1 and AM 02.1 integrated actuator controls engineered for seamless power switching and logic processing of SA and SQ actuators.
The controls consolidate mechanical or solid-state reversing contactors, power supply transformers, micro-switch signal conditioning electronics, and an intuitive local operator interface into an IP68 enclosure.
The front fascia incorporates a lockable Local-Off-Remote selector switch, pushbuttons for Open-Stop-Close commands, and high-visibility LED status indicators.
AM control units mount directly onto actuator terminal compartments using AUMA round plug-and-socket connectors or can be wall-mounted up to 100 meters away for valves situated in severe vibration, radiation, or extreme thermal zones.
Lockable selector switch, reversing contactors, AUMA quick-disconnect plug, optional 4–20 mA analog positioner.
AUMATIC AC 01.2 & Variable-Speed ACV 01.2 Intelligent Controls
Supplying state-of-the-art AUMATIC AC 01.2 microprocessor controls and ACV variable-speed modules engineered for deep integration into modern industrial Distributed Control Systems (DCS).
Units feature a backlit multi-language graphic LCD, continuous torque curve logging, non-volatile historical event recording, and wireless Bluetooth commissioning via the AUMA CDT diagnostic software.
The variable-speed ACV version incorporates an integrated frequency inverter that adapts motor velocity throughout valve travel, effectively eliminating pipeline cavitation, pressure surges, and seat wear.
Backed by TÜV functional safety certifications up to SIL 2 / SIL 3 according to IEC 61508, AC controls natively support redundant digital communication protocols including Profibus DP-V1, Modbus RTU, Foundation Fieldbus, and industrial Ethernet.
Graphic LCD screen, Bluetooth commissioning, ACV variable speed, SIL 2 / SIL 3 safety compliance, Profibus/Modbus fieldbus.
AUMA GS Worm, GK Bevel, and GST Spur Heavy-Duty Gearboxes
Engineering distribution of heavy-duty AUMA industrial gearboxes encompassing GS part-turn worm gear units, GK multi-turn bevel gearboxes, and GST spur gear reducers for large-diameter, high-pressure pipeline valves.
These mechanical gear units multiply output torque from SA actuators or manual handwheels, delivering up to 675,000 Nm to operate massive hydroelectric gates, penstocks, main oil transport valves, and district heating isolators.
Gearbox housings are cast from high-tensile ductile iron, internal worm gears are machined from centrifugally cast tin bronze mated with hardened steel worm shafts, and heavy-duty axial roller bearings absorb multi-ton thrust loads without mechanical binding or gear tooth deflection.
Output torque ratings to 675,000 Nm, high axial thrust resistance, bronze worm wheels, sealed synthetic gear lubricant.
AUMA LE Series Linear Thrust Units for Control Valves
Supplying AUMA LE linear thrust units paired with SA multi-turn actuators to automate globe control valves, linear diaphragm valves, and knife gate designs. The LE mechanism converts actuator rotational motion into smooth, high-force linear stem thrust spanning from 4 kN up to 217 kN.
Configurations utilizing precision preloaded ball-screw drives achieve negligible mechanical hysteresis, rapid dynamic response, and micro-inch positioning repeatability during continuous modulation of high-pressure steam, gases, and fluids.
Units come equipped with flexible oil-resistant protective bellow boots, continuous linear position feedback transmitters, and standardized yoke mounting kits matching leading international control valve bonnets.
Thrust capability 4 to 217 kN, strokes up to 500 mm, preloaded ball-screw option, heavy-duty protective bellows.
Continuous international procurement of genuine replacement electromechanical components and sensor instrumentation for preventive maintenance and rapid emergency overhaul of AUMA actuators.
The spare catalog includes dedicated AD three-phase and VD single-phase motors engineered with high breakdown torque ratings (2.5 to 3.0 times nominal) to unseat sticky valves, non-contact MWG magnetic absolute position encoders, RWG precision potentiometric transmitters, mechanical reduction counters, and twin DSR torque limit micro-switch clusters.
All electric motors feature embedded PTC thermistors or bimetallic thermal overload switches and are manufactured with Class F or H insulation for extended operational life under continuous industrial cycling.
Embedded PTC thermistors, 3x starting torque ratio, non-contact MWG encoders, standard 4–20 mA current outputs.
Factory Seal Overhaul Kits, Bearings, and Retrofit Packages
Supplying factory overhaul spare parts packages and maintenance kits engineered for in-situ actuator servicing without dismounting parent valves from live pipelines.
Offerings encompass molded O-ring elastomeric seal kits in premium NBR and FKM (Viton) to fully restore IP68 enclosure hermetic integrity, high-load radial and thrust roller bearing sets, Arctic-grade low-temperature synthetic greases rated to -60°C, and comprehensive mechanical-electronic retrofit adapter packages enabling field migration from obsolete relay control enclosures to state-of-the-art AUMATIC AC 01.2 digital controllers supporting fieldbus networking.
Full IP68 re-sealing, Arctic greases to -60°C, Viton/NBR elastomers, plug-and-play AC 01.2 controller migration kits.
Our engineering specialists assist in sizing actuators for new installations and plant retrofits. We evaluate operational run torque, break-away safety factors, stroking speed requirements, hazardous area certifications, and environmental ambient conditions.
Genuine Spares & Overhaul Maintenance Kits
We maintain structured supply chains for replacement AUMA electric motors, electronic controller boards, contactless position encoders, and factory seal overhaul kits to guarantee maximum process uptime.
Procurement & Commercial Delivery Terms
All orders are handled under direct international supply agreements with full shipping documentation, inspection certificates, and warranty coverage. We deliver reliable international freight coordination and comprehensive post-delivery customer care.
