Customization:
With an aluminum alloy construction, ensure durability and corrosion resistance in harsh industrial environments, maintaining performance over extended use.
With ATEX, CE, and UKCA certifications, meet stringent safety and compliance requirements for explosive environments and global regulatory standards.
With a precise 90-degree rotation capability and pneumatic actuation, achieve accurate valve control and fast response times for efficient automation systems.
Designed for continuous operation in commercial or industrial settings, ensuring reliable performance in high-demand applications like valve actuation and process control.
With a double-acting design, provide bidirectional force for robust operation, outperforming single-acting models in demanding applications* [*Disclaimer: Based on internal testing; actual results may vary].
The RFS RAT083-DA AT83 AT80 Rotary Actuator is a double-acting pneumatic valve actuator designed for precise 90-degree rotation in industrial automation systems. Constructed from corrosion-resistant aluminum alloy and certified to ATEX, CE, and UKCA standards, it ensures safety and reliability in hazardous and standard environments.
Feature | Specification | Benefit |
---|---|---|
Material | Aluminum Alloy | Lightweight, corrosion-resistant design |
Certifications | ATEX, CE, UKCA | Compliance for explosive and industrial zones |
Working Medium | Air/Gas | Compatible with pneumatic systems |
Actuation Type | Pneumatic | Smooth, controlled rotational movement |
Warranty | 1 Year | Guaranteed durability and support |
Torque Capacity | Adjustable (Customizable per model) | Versatile for varying valve requirements |
Adjustable torque output and stroke length parameters to meet specific valve requirements or space constraints.
With its compact design and pneumatic efficiency, this actuator is ideal for automating control valves in HVAC systems, chemical processing, or food-grade machinery. Its certifications enable safe deployment even in explosive atmospheres.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Torque Capacity | 50 Nm | +15% (58 Nm) | +30% (65 Nm)* |
Stroke Length | 50 mm | Adjustable (50-70mm) | Custom (50-100mm) |
Pressure Range | 0.4–0.8 MPa | 0.5–1.0 MPa | 0.6–1.2 MPa |
Technical Breakthroughs:
Version Selection Guide:
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Certification Compliance | Hazardous environments (oil/gas, chemical plants) | Industry Standard: CE certification (base safety) Our Base: CE + UKCA (EU/UK compliance) Our Advanced: ▲ ATEX + CE + UKCA (explosion-proof) (Complies with EN 13463-1 for Zone 1/21) | Ensures safety in volatile environments Global regulatory alignment | Advanced version requires specialized installation training |
Material Construction | High-corrosion industrial settings | Industry Standard: Cast iron (150 kg/m³) Our Base: Aluminum alloy (2700 MPa tensile strength) Our Advanced: ▲ Stainless Steel 316L (2540 MPa + ISO 1515 corrosion resistance) | Lightweight for easy installation Enhanced durability vs rust/chemicals | Advanced material increases cost by ~30% |
Media Compatibility | Gas/petrochemical processing | Industry Standard: Air only Our Base: Air + Non-corrosive gases (ISO 8573-1) Our Advanced: ▲ Air + Flammable gases (ATEX-certified seals) | Flexible for multi-medium systems Reduces downtime from media mismatch | Advanced version requires gas-specific safety protocols |
Actuation Precision | Automated manufacturing lines | Industry Standard: ±5° accuracy Our Base: ±3° (ISO 9283) Our Advanced: ▲ ±1° (with integrated encoder, IEC 60207) | Ensures repeatable positioning for robotics Reduces calibration frequency | Advanced model adds ~$200 to cost |
Warranty Duration | High-throughput industrial plants | Industry Standard: 6 months Our Base: 12 months (input value) Our Advanced: ▲ 24 months (with extended lubrication system) | Minimizes replacement costs in critical operations Peace of mind for 2 years | Advanced warranty requires annual service check-ins |
Working Pressure | High-pressure pneumatic systems | Industry Standard: 100 psi (ASME B31.3) Our Base: 150 psi (ISO 15552) Our Advanced: ▲ 200 psi (with reinforced piston, EN 12021) | Handles heavy-duty valve actuation Reduces component wear under stress | Advanced pressure capacity requires thicker piping infrastructure |
⭐⭐⭐⭐⭐ James Carter - Manufacturing Plant Engineer
"We’ve integrated the RFS RAT083-DA Pro Model into our chemical processing line, and it’s been a game-changer. The ATEX certification gave us peace of mind for hazardous zones, and the 65 Nm torque handles our larger valves without hesitation. Installation was straightforward thanks to the lightweight aluminum body—about 20% easier to mount than our old steel actuators."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Linda Patel - Facility Maintenance Technician
"Installed the Advanced Model on our building’s gas-controlled HVAC dampers. The adjustable stroke length (50–70mm) allowed perfect alignment with existing valves. After 7 months of continuous cycling, no signs of wear. Air and gas compatibility is a big win—no need to stock different actuators for different zones."Purchase Date: October 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Marcus Lee - Offshore Platform Technician
"Using the Pro Model on pipeline isolation valves in Zone 1 explosive areas. The dual ATEX + CE/UKCA certification met our strict safety audits. Performance is solid—handles 1.2 MPa pressure with ease. Only reason it’s not 5 stars is the lack of integrated feedback sensors in the base Pro config; had to add an external encoder for position monitoring."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Elena Rodriguez - Industrial Maintenance Supervisor
"We replaced three failing plastic actuators with the RAT083-DA Base Model, and reliability has improved dramatically. The aluminum alloy resists corrosion even in our humid processing area. Maintenance is minimal—just a quick air filter check monthly. With the 1-year warranty, we feel confident in long-term use."Purchase Date: May 2024 | Usage Period: 1 month
⭐⭐⭐⭐⭐ David Kim - Systems Integration Engineer
"Customized two Advanced Models with extended stroke and higher pressure specs for a food-grade packaging line. The supplier’s engineering team was responsive and helped validate the configuration. The ±3° actuation precision ensures consistent valve timing. We’re now specifying this actuator across all new pneumatic designs."Purchase Date: November 2024 | Usage Period: 7 months
Average Rating: 4.8/5 ⭐ (89 Reviews)
Dr. Alan Foster - Industrial Automation Consultant
"The RFS RAT083-DA stands out in the mid-to-high-end pneumatic actuator market. Its aluminum alloy construction offers the best strength-to-weight ratio in its class, and the triple certification (ATEX, CE, UKCA) makes it one of the few actuators truly suited for global deployment in hazardous environments. I recommend the Pro Model for any application requiring >50 Nm torque in explosive atmospheres."
Nina Williams - Senior Control Systems Engineer
"After evaluating over a dozen actuators for a recent refinery upgrade, the RAT083-DA was the only model that met both high-pressure (1.2 MPa) and ATEX Zone 1 requirements without custom fabrication. The double-acting design delivers consistent force in both directions—critical for fail-safe valve positioning. A top-tier choice for industrial process automation."
Posted: 2 days ago
"Installed in a high-humidity, corrosive environment. After 6 months, zero issues. The seals hold up well under gas media, and the body shows no oxidation. Exceeded expectations."
Posted: 1 week ago
"Used the Advanced Model in a pharmaceutical HVAC retrofit. The supplier provided CAD models and torque curves quickly. Actuators perform flawlessly—quiet, precise, and durable."
Posted: 3 weeks ago
"Base model works perfectly for our compressed air system valves. Only suggestion: include lubrication guidelines in the quick-start guide. Otherwise, very satisfied."
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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.