Fluke 3790573 FLUKE-376/E Electrical specifications: Range: 999.9 A / Resolution: 0.1 A / Error: 2% ± 5 digits (10-100 Hz) , 2.5% ± 5 digits (100-500 Hz) / Shape factor (50/60 Hz): 3 at 500 A (only 375 and 376) , 2.5 at 600 A , 1.42 @ 1000 A (only 376), add 2% for a form factor of> 2 AC current measurement using a flexible current probe: Range: 2500 A / Resolution: 0.1 A (≤ 999.9 A), 1 A (≤ 2500 A) / Error: 3% ± 5 digits (5 - 500 Hz) / Shape factor (50/60 Hz): 3.0 at 1100 A (only 375 and 376) , 2.5 at 1400 A , 1.42 at 2500 A , Add 2% for a form factor of> 2 Frequency measurement using a flexible current probe: Range: 5.0–500.0 Hz / Resolution: 0.1 Hz / Error: 0.5% ± 5 digits Capacity: Range: 1000 uF / Resolution: 0.1 μF (≤ 100 μF) / 1 μF (≤ 1000 μF) / Dimensions: 246 x 83 x 43mm / Weight: 388g