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The Sigma Instruments SG 1040 is a battery-powered digital insulation tester featuring a 3999-count backlit display, autoranging capability, and testing voltages of 250V, 500V, and 1000V DC. It offers a high insulation resistance measurement up to 40GΩ with a driving current ≥15mA, making it a reliable and portable tool for professional electrical diagnostics, complete with a calibration certificate for assured accuracy.
| Brand | Sigma Instruments |
| Power Source | Battery Powered |
| Style | Digital |
| Colour | Black |
| Item Weight | 920 Grams |
| Item dimensions L x W x H | 7.4 x 18.8 x 20.2 Centimeters |
| Min. Operating Voltage | 250 Volts (DC) |
| Measurement Type | Multimeter |
| Manufacturer | Sunil Associates, Sunil Associates, Ashoka Place, Main Road ,Opp. Metro Piller No 211, 23 West Patel Nagar , New Delhi 110008 ; +91 7042836466 |
| Manufacturer | Sunil Associates |
| Country of Origin | China |
| Model number | insu_1 |
| Number of Memory Sticks | 1 |
| Item Weight | 920 g |
| Product Dimensions | 7.4 x 18.8 x 20.2 cm; 920 g |
| Item model number | insu_1 |
| Item Height | 20.2 Centimeters |
| Item Width | 18.8 Centimeters |
| Included Components | Digital Insulation Tester |
| Are batteries included? | No |
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