• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
• Stable & medium-speed digital readings, 0.8 second response time of PASS/ FAIL decisions
• Drop proof onto concrete from 1m (3.28 feet)

• Measure insulation of high-voltage equipment (such as transformers, cables, and motors)
• Wide testing voltage range, up to 5.00 kV from 250 V DC
• Wide measurement insulation range, up to 10 TΩ

• Safely and accurately measure PV insulation resistance even while generating solar power
• Built-in PV dedicated function, display measurements in 4 seconds
• Five ranges (50/125/250/500/1000V) built in for normal insulation resistance measurement

• 300 times better noise resistance
• Max. 2000 V output : SM7120

• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
• Digital bar graph
• Stable & high-speed digital readings, 0.3 second response time for PASS/ FAIL decisions

• Support for multi-channel systems up to 32-channel output
• 8-channels or 16-channels dual-line output voltage setting
• Positive and negative polarities required for the MLCC test line included in a single unit