- Details
- Category: Voltage & Current Testers

The Extech DV25 Dual-Range NCV Detector combines two versions into one. The low range measures 24 volts, while the high range measures up to 1000 volts. Includes audible and visual indicators, a tough double-molded casing, and a powerful built-in LED flashlight. Comes with 2 AAA batteries.
Audible/Visible Indication | Beeper, flashing LED |
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Built-In Flashlight | Yes |
Detection Distance | <0.2" |
Frequency Bandwidth | 50/60Hz |
Voltage Detection (Non-Contact) | 24V to 1000V AC; 100V to 1000V AC |
Certifications | UL |
Dimensions | 6.25 × 1" (159 × 25mm) |
Power | 2 × AAA (1.5V) batteries |
Safety Category | CATIV - 1000V |
Warranty | 2 years |
Weight | 1.5oz (42g) |
- Details
- Category: Voltage & Current Testers

The FLIR VP52-2 is a rugged, CAT IV-rated non-contact voltage detector with light, vibration, and beeper feedback alarms, as well as a bright LED flashlight. The VP52-2 can be used to reliably check if an AC circuit is active before beginning work, detect voltage on exposed conducting parts or through insulation, identify live wires within electrical panels, switches, and outlets, or trace live wires and map circuits. The FLIR VP52-2, with its ergonomic and drop-tested design, is ideal for experts doing field troubleshooting and verification of electrical installations in residential, commercial, and industrial structures.
Alarm Notification | Sound, Flashing LED, Vibration |
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Flashlight | Yes |
Tip Light | Yes |
Drop test | 3 m (9.8 ft) |
Category Rating | CAT IV-1000 V |
Certifications | CE, RCM |
Warranty | Limited 3-year |
AC Voltage Range | 190 to 1000 V AC |
Category Rating | CAT IV-1000 V |
Frequency Range | 45 to 65 Hz |
High Sensitivity Mode | 24 to 1000 V AC |
Vibrating Indication | Yes |
Ambient temperature range for operation | -10 to 50°C (14 to 122°F) |
Certifications | CE, RCM |
Drop test | 3 m (9.8 ft) |
Storage Temperature | -20 to 60°C (-4 to 140°F) |
Warranty | Limited 3-year |
Alarm Notification | Sound, Flashing LED, Vibration |
Dimensions (H x W x L) | 29 mm × 26 mm × 156 mm (1.1 in × 1.0 in × 6.1 in) |
Dimensions (L x W x H) | 158.5 x 26 × 29 mm (6.24 x 1.02 x 1.14 in) |
Flashlight | Yes |
Tip Light | Yes |
Weight | 59 g (2.1 oz) including batteries |
Battery life | ~5 hours continuous (flashlight off) |
Power Requirements | 2 × AAA alkaline batteries |