ProAct 8404-201 Actuator | Woodward Engine Control Solution

Product Overview

The Woodward 8404-201 is a ProAct™ Analog Electric Actuator that combines an electric actuator and integral driver electronics into a compact, industrial-grade unit. It is specifically designed for precise rotary control of butterfly valves, fuel racks, and throttle levers.

This actuator eliminates the need for hydraulic systems. Moreover, it simplifies installation while reducing maintenance complexity and overall system footprint.

Using proven Limited Angle Torque motor technology, the 8404-201 delivers accurate positioning and fast response. Therefore, it supports stable closed-loop control in demanding engine and turbine applications.

Technical Specifications

Product type: ProAct™ Analog Electric Actuator with integral driver
Manufacturer: Woodward
Model number: 8404-201
Actuation method: Limited Angle Torque (LAT) electric motor
Function: Rotary actuation for throttle or fuel rack control
Mechanical travel: 75° rotation
Torque output: High torque for industrial valve and rack movement
Power supply: 24 VDC nominal
Control input: Analog signal from Woodward controllers
Response behavior: Fast dynamic response to load changes
Operating temperature: –40 °C to +85 °C
Storage temperature: –40 °C to +85 °C
Housing: Rugged, vibration-resistant industrial enclosure
Dimensions: 290 mm × 190 mm × 60 mm
Weight: 2.8 kg
Certifications: CE, UL, RoHS compliant

FAQ

Q1: What type of actuator is the Woodward 8404-201?
A1: It is a ProAct™ analog electric actuator with integrated driver electronics.

Q2: What control systems are compatible with this actuator?
A2: It interfaces with Woodward governors such as the 2301E and 2500 series.

Q3: What is the actuator’s rotation range?
A3: The actuator provides up to 75 degrees of mechanical rotary travel.

Q4: Does the 8404-201 require a hydraulic system?
A4: No, it is fully electric and eliminates the need for hydraulics.

Q5: Is this actuator suitable for harsh industrial environments?
A5: Yes, it is designed for vibration, temperature extremes, and continuous operation.