




š§ Master your power flow with precision and confidence!
The BESTDO SM852B is a compact, reliable 3-phase sequence rotation tester designed for professionals needing accurate phase detection from 60V to 600V AC. Featuring LED and buzzer indicators, it operates safely within a 20Hz to 400Hz frequency range and includes robust impulse voltage protection up to 2000V, making it an essential tool for efficient electrical diagnostics.





| Brand | BESTDO |
| Power Source | Corded Electric |
| Style | Modern |
| Color | Blue, Green, Red, Yellow |
| Item Weight | 200 Grams |
| Item dimensions L x W x H | 7.09 x 4.33 x 1.97 inches |
| Min. Operating Voltage | 6E+1 Volts (AC) |
| Upper Temperature Rating | 60 Degrees Celsius |
| UPC | 712323818728 |
| Manufacturer | BESTDO |
| Item Weight | 7.1 ounces |
| Product Dimensions | 7.09 x 4.33 x 1.97 inches |
| Item model number | SM852B |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Display Style | LED |
| Batteries Included? | No |
| Batteries Required? | No |
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