Feature: 1. MULTI PROTECTION: AVR voltage regulator provide over voltage, over current and short circuit protection, safe and stable 2. HIGH QUALITY ELECTRONIC COMPONENTS: AVR voltage regulator uses high quality electronic components, bring stable and reliable performance 3. FOR MOST 5‑6.5KW GENERATORS: This is a universal accessory, suitable for most 5-6.5KW generators, very versatile 4. ENSURE VOLTAGE STABILITY: The regulator can effectively ensure the voltage stability of the generator, very reliable 5. HALFMOON STYLE SHAPE: Come with Halfmoon style shape, ABS material with impact resistance, scratch resistance, and environmentally friendly Specification: Item Type: AVR Voltage Regulator Material: ABS Purpose: Voltage regulator Applicable Equipment: Suitable for 5-6.5KW single phase gasoline generator set, diesel generator set Applicable Engine Power: 5-6.5KW Number of Generator Phases: Single phase Output Voltage: 220V Harness: 6 Wires(4 wire socket + 2 carbon brush wires(red is +)) Voltage Adjustment Rate: ≤3% Starting Voltage: RMS≤2V Insulation Resistance: ≥500MΩ Installation Hole Distance: Approx. 140mm / 5.51in ±1. Package List: 1 x AVR Voltage Regulator Note: Please cooperate with a suitable generator to avoid damage to the voltage regulator.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.