DescriptionSocket & See SP400 AC 50-690V Proving UnitProduct Description:The SP400 Proving Unit is an essential tool for electricians, providing a safe and reliable method to verify the proper functioning of multimeters and two-pole Voltage Indicators (VIs) before and after use. Designed in accordance with best practices, this battery-powered unit ensures that your testing equipment is functioning correctly, enhancing safety during electrical work. The SP400 also has the capability to test non-contact voltage detectors, making it a versatile addition to any electrician’s toolkit. With its unique and logical safety features, the unit generates a test voltage at 50Hz, simulating genuine AC mains supply frequency, ensuring accurate readings on your tester or multimeter.Key Features:Intelligent voltage ramp for accurate testing of multimeters and Voltage IndicatorsGenerates voltage ranging from 50-690V with a true AC waveform outputIncludes a non-contact voltage indicator testing featureCapable of lighting older filament-style test lampsAutomatic operation and turn-off for user convenienceProves volt sticks for additional testing reliabilityBacked by a 2-year Socket & See warrantyWhat’s Included:SP400 Proving UnitInstruction manualCalibration certificateBattery (pre-installed)Carrying case
