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
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- 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












