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Wuhan Grat Control Valve Co., Ltd.

  • China,Wuhan ,Hubei
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China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water

  1. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
  2. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
  3. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
  4. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
  5. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water
  6. China GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water

GRAT IoT Mini Actuator RS485 Modbus Smart Signal Remote Control for HVAC Water

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Delivery Time 7 working days
Power DC24V/AC24V/AC110V/AC220V
Application Water treatment, HVAC
Protection Class IP66
Material ABS
Control Signal Bus Communication, Analog Signal
Payment Terms T/T
Supply Ability 1000
Torque 20Nm, 50Nm
Mountingtype Flange Mount
Brand Name GRAT
Place of Origin China
Model Number EA-100
Certification CE, RoHS, SIL

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  1. Product Details
  2. Company Details

Product Specification

Delivery Time 7 working days Power DC24V/AC24V/AC110V/AC220V
Application Water treatment, HVAC Protection Class IP66
Material ABS Control Signal Bus Communication, Analog Signal
Payment Terms T/T Supply Ability 1000
Torque 20Nm, 50Nm Mountingtype Flange Mount
Brand Name GRAT Place of Origin China
Model Number EA-100 Certification CE, RoHS, SIL
High Light RS485 Modbus IoT Mini Actuator ,Smart Signal Remote Control Actuator ,HVAC Water Treatment Electric Actuator
IoT & Smart Control

The GRAT IoT Mini Electric Actuator combines intelligent adaptability with cross-industry versatility. It supports industrial automation and IoT applications, empowering smart systems with easy operation and remote monitoring capabilities.

Weighing only 1kg with a palm-sized form factor (109×94×100mm), this compact actuator delivers 50N·m high torque at only 10W. Its one-piece die-cast aluminum housing ensures durability, making it ideal for data center liquid cooling systems, semiconductor precision processes, and other demanding applications.

Product Structure & Construction

The GRAT IoT Mini Actuator features a robust one-piece die-cast aluminum housing for maximum durability. Its integrated design combines a high-performance brushless motor, built-in controller, and OLED display, providing reliable transmission and multiple feedback options for precise valve control in tight spaces.

GRAT IoT Mini Electric Actuator product structure showing compact integrated design with brushless motor, controller and OLED display
IoT Mini Electric Actuator overview
Key Features
  • Power Supply: AC 220V, DC 24V
  • High Efficiency: Low power consumption (10W) with high torque output (50N·m)
  • Torque Range: 20N·m, 50N·m
  • Ingress Protection: IP65 rated, durable and interference-resistant
  • High Accuracy: 0.5% control accuracy with encoder adjustment
  • Valve Adaptability: 0~90° rotation, compatible with DN25 and smaller ball valves (20N·m) and DN32-DN40 (50N·m)
  • Control Signals: 4-20mA, 0-10V, 1-5V, RS-485, Modbus
  • Speed Control: PWM stepless speed regulation, smooth operation
  • Optional Functions: Built-in OLED display, IoT communication, LOS reset, low-temperature operation (-30°C)
Compact Design, Big Torque
GRAT IoT Mini Electric Actuator compact palm-sized design with dimensions 109x94x100mm and 1kg weight
Compact palm-sized design
Precision

0.5% control accuracy, encoder adjustment

Smooth

PWM stepless speed control, smooth operation

Protection

IP65 rating, durable and interference-resistant

Compact

Weighs 1kg, palm-sized (109×94×100mm)

Powerful

Delivers 50N·m high torque at only 10W

Integrated

One-piece die-cast aluminum housing

Technical Specifications
General Specifications
Rated Torque20N·m / 50N·m
Compatible Ball ValvesDN25 and smaller (20N·m) / DN32-DN40 (50N·m)
Speed ControlPWM stepless speed regulation, smooth operation
Adjustable Range30%-100%
Control MethodRegulation (Encoder) / ON-OFF (50N·m only)
Communication Protocol4-20mA, 0-10V, 1-5V, RS-485, Modbus
Control Precision0.5%, high-performance brushless motor with built-in overload protection
Travel Time15s-25s (0-90°)
Manual OperationHex key operation
Housing MaterialABS housing + TPE buttons + integrated PC lens upper case
IP RatingIP65
Output ShaftRecessed octagonal (14×14mm)
Weight1kg
Dimensions109×94×100mm
Model Representation

WA-20PCUZ1 indicates an IoT Mini Electric Actuator with 20N·m torque, 4-20mA proportional control, and Square 9×9 connection.

Torque & Power Specifications
Model WA-20 WA-50
Output Torque20N·m50N·m
Ball Valve AdaptationDN25 and smallerDN32-DN40
Action Time15s-25s (0-90°)15s-25s (0-90°)
Rotation Angle0~90°
Power SupplyAC 220V, DC 24V
Motor Power10W
Weight1kg
Additional Specifications
Insulation Resistance100 MΩ at 500 V DC
Withstand Voltage1,500 V AC for 1 minute
Protection RatingIP65
Operating Temperature-30°C to +70°C
Installation Orientation360° adjustable
Electrical InterfaceM20×1.5 cable gland
Control CircuitType S/MS/PCU/DRS
Optional FeaturesOLED display, IoT communication, LOS reset, low-temperature operation
Testing StandardJB/T8219-2016, GB/T 3836.1-2021
Dimension Drawings
GRAT IoT Mini Electric Actuator application example in data center liquid cooling system
Application example in data center liquid cooling

WA-20 IoT Mini Actuator (Modulating Type) dimension drawing · WA-50 IoT Mini Actuator (Modulating Type) dimension drawing · WA-50 IoT Mini Actuator (On-Off Type) dimension drawing.

Circuit Diagram
GRAT IoT Mini Electric Actuator DC 24V circuit wiring diagram
DC 24V Circuit Wiring Diagram
GRAT IoT Mini Electric Actuator AC 220V circuit wiring diagram
AC 220V Circuit Wiring Diagram

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Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2006

  • Total Annual:

    4200000-6900000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Grat Control Valve Professional valve manufacturers since 2006. Delivering top-notch automation solutions for industry leaders worldwide. Recognized for its high-quality products and expertise in industrial automation. With a professional R&D team, Grat ensures 100,000 maintenance-free cycles ... Grat Control Valve Professional valve manufacturers since 2006. Delivering top-notch automation solutions for industry leaders worldwide. Recognized for its high-quality products and expertise in industrial automation. With a professional R&D team, Grat ensures 100,000 maintenance-free cycles ...

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  • Wuhan Grat Control Valve Co., Ltd.
  • B8-3-2, OVU, Wuhan, Hubei, China
  • https://www.gratcn.com/

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