Auma Sqex
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Auma Sqex

The AUMA SQEx explosion-proof actuator is engineered for safe and reliable automation of quarter-turn valves—such as butterfly valves, ball valves, and dampers—in hazardous industrial environments. Designed specifically for facilities where flammable gases, vapors, or dusts may be present, the SQEx series ensures that the actuator itself will never act as an ignition source.

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Product Introduction

AUMA SQEx Explosion-Proof Quarter-Turn Actuator

The AUMA SQEx explosion-proof actuator is engineered for safe and reliable automation of quarter-turn valves-such as butterfly valves, ball valves, and dampers-in hazardous industrial environments. Designed specifically for facilities where flammable gases, vapors, or dusts may be present, the SQEx series ensures that the actuator itself will never act as an ignition source. Its flameproof construction eliminates ignition sparks and prevents the development of excessive surface temperatures during operation.
Certified through close cooperation with leading national and international bodies, the SQEx series fully complies with global explosion-protection standards, including ATEX, IECEx, and other major regulatory frameworks. This guarantees dependable and compliant operation in classified zones across industries ranging from oil & gas to chemical processing and offshore applications.

Key Features of the SQEx Series

AUMA SQEx Product Overview Table

Feature Category	Description
Explosion Protection	Flameproof Ex d enclosure prevents ignition sparks & hot surfaces
Valve Type	Designed for quarter-turn valves (ball, butterfly, plug, damper)
Certification	ATEX, IECEx, CSA and international approvals
Operation Mode	On/Off duty and positioning duty
Control Options	Available with advanced actuator controls for diagnostics & network integration
Construction	Heavy-duty, corrosion-resistant housing for harsh environments
Industries	Oil & gas, petrochemical, power, water treatment, offshore
Maintenance	Low-maintenance design with long service intervals

Why Choose SQEx for Hazardous Areas?

The SQEx combines explosion-proof safety with precise quarter-turn valve control, making it ideal for applications requiring rapid actuation, rugged durability, and reliable operation under challenging conditions. With optional intelligent controls, users can gain real-time feedback, performance data, and seamless integration with DCS/PLC or digital fieldbus systems. Its robust mechanical design ensures long service life, reduced downtime, and dependable performance in mission-critical environments.

Our Advantages

We stand out with competitive pricing, fast lead times, and reliable on-time delivery. Every product is backed by a one-year warranty and supported by experienced engineers. We offer various shipping methods and secure packaging to ensure safe arrival. These advantages make us a dependable partner for your industrial projects.

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