Digital guide

You are here:

Woodward 8555-425

  • Product Name: PGA-12 Pneumatic Governor
  • Product Description: Compact pneumatic governor for small-to-medium diesel/gas engines, providing reliable speed regulation and fuel control using compressed air as the power source.
  • Technical Specifications:
    • Speed Range: 600–1800 RPM (adjustable)

Detailed content

    • Air Pressure Supply: 14.5–72.5 PSI (1.0–5.0 bar)
    • Speed Droop: 2–4% (fixed)
    • Actuator Stroke: 12 mm
    • Operating Temperature: -30 °C to +80 °C
    • Weight: 4.5 kg
  • Key Features:
    • Compact Design: Space-saving footprint for easy installation on small engines.
    • Fuel Efficiency: Precise fuel metering reduces consumption and emissions.
    • Vibration Resistance: Reinforced housing withstands engine vibration in harsh environments.
    • Manual Speed Adjustment: Front-panel dial for on-site speed setpoint changes.
  • Applications:
    • Small diesel generators (20–200 kW) for residential/industrial backup
    • Construction equipment engines (excavators, bulldozers)
    • Agricultural machinery and irrigation pump drives

You may also like