D52-2066 DIN Rail Multi-Function Digital Meter measures voltage, current, active power, apparent power, frequency, and power factor. Features an LCD screen with large font and a 178° viewing angle for clear data visibility. Two voltage options: AC40-300V and AC250-450V. Widely applicable in chemical industry, power systems, automation equipment, DOS systems, electromechanical devices, etc. Features: Multi-function: Measures voltage, current, active power, apparent power, frequency, and power factor. LCD Display: Large font, 178° wide viewing angle for clear data visibility. Voltage Options: AC40-300V for AC110V or AC220V household electricity; AC250-450V for AC380V three-phase electricity. Easy Installation: DIN rail mounting design for simple and convenient installation. Wide Applications: Suitable for chemical industry, power systems, automation equipment, DOS systems, and electromechanical devices. Specifications: Name: Power Meter Material: Plastic Type: AC40-300V, AC250-450V (optional) Current: AC 0.00-100.0A Frequency: 45.0Hz-65.0Hz Active Power: 0.0-30000W (AC40-300V), 0.0-45000W (AC250-450V) Apparent Power: 0-9999kWh Power Factor: 0.00-1.00 PF Test Speed: 2 times per second Item Size: 54*64*80mm/2.13*2.52*3.15 inches Package Size: 85*70*60mm/3.35*2.76*2.36 inches Package Weight: 140g/4.94 ounces Package List: 1 * Power Meter