Technical Specifications
Overview
Professional Insulation and Continuity Testing
This high-voltage insulation and continuity tester is designed for reliable electrical safety testing and troubleshooting. It features a versatile analog display and supports multiple testing ranges, including insulation resistance at 1000V, 500V, and 100V. Built for durability and ease of use, the unit includes essential test leads and a protective carrying case, making it an ideal tool for field technicians and electrical maintenance professionals.
Technical Specifications
Measurement Functions
- Insulation Resistance
- Continuity Test
- AC Voltage Measurement
Resistance Ranges
- Model Number
- 257ST
- Insulation Test Voltages
- 100V500V1000V
Included Accessories
Included Items
- Test leads
- Carrying case




