Features: 1ENVIRONMENTALLY FRIENDLY: Possess low smoke, low noise, meet the requirements of environmental protection, improve people feeling 2LOW TEMPERATURE START: Diesel generator speed controller is easy to start in cold, harsh environment 3STABLE AND INTERFERENCE RESISTANT: Come with strong non interference ability, stable operation, very reliable 4PREVENT DAMAGE: The output protector can protect the actuator from damage caused by short circuit, you can use with confidence 5EXCELLENT PERFORMANCE: Generator speed control governor possess stable performance, running speed, idle regulation, quick response Item Type: Diesel Generator Speed Controller Product Size: Approx. 15 x 11.8 x 5cm / 5.9 x 4.6 x 2in Speed Stability: Better than 0.25% Speed Range: 1KHz~6.5KHz Thermal Stability: 0.7% IDLE Adjustment: 26020Hz to 85% of rated speed DROOP Adjusts: Small Position: 15Hz6Hz/ load current change per ampere Position: 400Hz75Hz/ load current change per amp External Speed Adjustment: 200Hz(external 1K) AUX Input Sensitivity: 148Hz/1V., 10Hz., impedance 1M Environment: Operating Temperature Range: -40 to 85 Operating Humidity Range: 95% Storage Temperature: -55 to 92 Vibration: 20-100HZ 500mm/Sec. Input Power Supply: Supply voltage 12V and 24VDC battery system Ground Polarity: Negative Power consumption 40mA Continuous Current Of Actuator: Small 1A; 4.5A (3062322 current can reach 8A) Speed Sensor Signal: 2~120VRMS Note: The above performance parameters are measured at the operating frequency of 3800Hz Material: Plastic Weight: 754 g / 26.6 oz(approx.) 1 x Diesel Generator Speed Controller