Features: 1. Designed to control engine speed with fast and precise response to transient load changes. 2. The speed controller includes protection against reverse polarity connection of the power supply. 3. Supports high- and low-speed conversion and fine speed adjustment. 4. Functions include Automatic Parking Protection, High-Speed Start, Full Speed Control, and Parallel Operation. 5. Steady-state speed droop is adjustable. Specifications: Item Type: Generator Speed Controller Speed Fluctuation Rate: ±0.25% High Speed Setting Range: 1 kHz to 5 kHz Speed Signal Input: 1–20 V RMS Steady-State Speed Droop: 0–5% Temperature Drift: ±5% Operating Ambient Temperature: –40 °C to +80 °C Shock Resistance: 2 g Vibration Resistance: Up to 100 Hz Relative Humidity: Up to 95% Speed Fine-Tuning Range: ±200 Hz around calibrated speed Package Includes: 1 × Generator Speed Controller Note: 1. Slight measurement variations may occur. 2. Screen settings may cause slight color differences between images and the actual product.