






⚡ Empower your diagnostics with precision and clarity!
The BTMETER BT-6688B is a professional-grade digital insulation resistance tester featuring selectable test voltages up to 5kV, a maximum resistance measurement of 200 GΩ, and a backlit LCD for enhanced visibility. Designed for electrical pros, it includes smart comparator alerts, automatic calibration, and comes complete with accessories and a durable case, making it ideal for testing transformers, motors, cables, and more in any environment.

| Brand | BTMETER |
| Power Source | Corded Electric |
| Style | 6688B |
| Item Weight | 900 Grams |
| Specification Met | IEC 1010 |
| Upper Temperature Rating | 4E+1 Degrees Celsius |
| UPC | 703546921777 |
| Manufacturer | BTMETER |
| Country of Origin | USA |
| Model number | BT-6688B |
| Number of Memory Sticks | 1 |
| Item Weight | 900 g |
| Package Dimensions | 25.7 x 24.3 x 8.8 cm; 900 g |
| Item model number | BT-6688B |
| Are batteries included? | No |
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