Woodward 8405-223 Electric Actuator for Engine Speed Control

Product Overview

The Woodward 8405-223 is a fully integrated electric actuator and digital driver designed for precise engine speed and fuel control. It combines a Limited Angle Torque actuator with advanced digital electronics, eliminating hydraulic governors and external driver modules.

This unit delivers accurate rotary control for throttle plates, butterfly valves, or fuel racks. Therefore, it ensures stable engine speed regulation and consistent load response during transient conditions.

Designed for industrial reliability, the 8405-223 operates across wide voltage ranges and demanding environments. Moreover, its compact construction simplifies installation in modern control panels and engine skids.

Technical Specifications

Manufacturer: Woodward
Model number: 8405-223
Product type: Electric Actuator and Driver
Country of origin: USA

Voltage range: 24–250 V AC/DC
Frequency: 50 / 60 Hz
Power supply type: Universal AC/DC

Actuator technology: Limited Angle Torque electric actuator
Travel range: 75° rotary motion
Torque output: High torque for throttle and fuel control

Communication: Modbus RTU compatible
Relay outputs: Configurable SPDT outputs
Display: Digital status and fault indication

Operating temperature: –40 °C to +85 °C
Protection features: Overcurrent and short-circuit protection

Mounting: Panel or rack mounting
Weight: 600 g

Condition: New, original packaging

FAQ

Q1: What is the main function of the Woodward 8405-223?
A1: It provides integrated electric actuation and digital control for engine throttle or fuel systems.

Q2: What voltage range does the 8405-223 support?
A2: It supports a wide 24–250 V AC/DC input range.

Q3: Does the actuator support remote monitoring?
A3: Yes, it supports Modbus RTU communication for real-time monitoring and diagnostics.

Q4: Is this product suitable for harsh industrial environments?
A4: Yes, it is designed for wide temperature ranges and includes electrical protection features.

Q5: Which engines typically use this actuator?
A5: It is commonly used with diesel engines, gas engines, generator sets, and marine systems.