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SEW 278-HP Voltage Detector 8 Voltage Settings- 240V, 2kV, 6kV, 11kV, 22kV, 33kV, 132kV, 275kV
Specifications
| Country of Origin | Taiwan |
|---|---|
| Package Contents | SEW 278-HP Voltage Detector / Instruction manual / Disconnect hook / Fuse extractor head / Carry case / Batteries |
| Power Source | 1.5V "C"x3 Alkaline batteries |
| Brand | SEW |
| Operating Temperature | -10ºC~50ºC |
| Storage Temperature | -20ºC~60ºC |
| Humidity | 85% R.H.@40ºC |
| Model | SEW 278-HP |
| Weight (Battery Included) | Approx.600 g |
| Case Height | 265 mm |
| Case Width | 117 mm |
Key Features
- Protection class : IP66.
- 3 LED indicators in a circle for easier viewing in any directions (360° LED indication).
- 8 voltage settings : 240V, 2kV, 6kV, 11kV, 22kV, 33kV, 132kV, 275kV
- Bright LED visual indication
- Frequency range: 40~70Hz
- Longer hood makes LED indicators more visible
- Audible indication
- Easy-to-prove method.
- Self-test function
- Power source : 1.5V "C" type battery × 3
- High impact nylon casing.
- Non-contact detection by proximity
- Compatible with most hot sticks.
- Lightweight, robust & compact.
- Suitable for indoor and outdoor use.
- Easy access to batteries.
- Special ranges are available upon request.
- The maximum detection range can be 500kV.
- Meets EN 61326-1 CISPR 11 EN 61000-4-2 EN 61000-4-3 EN 61000-4-8
- United States Design Patent: US D744, 877 S ※ Taiwan Patent : M489287 D170390
Product Description
The SEW 277HP Voltage Detector is a versatile and rugged high-voltage detection device designed for safe, non-contact identification of live AC voltages across a wide spectrum — from 240V up to a staggering 275kV. It features 8 selectable voltage settings that allow precise testing across multiple voltage levels, making it ideal for professionals in power transmission, distribution, and substation maintenance. The detector gives both visual (LED) and audible alarms when voltage is present, allowing workers to quickly identify energized lines without physical contact. Built with high-durability insulation and a water-resistant body, the 277HP is suitable for use in all weather conditions. Its telescopic compatibility with hot sticks enhances safety by enabling distant testing. Ideal for utility linemen, maintenance teams, and electrical inspectors, this detector combines reliability, flexibility, and operator safety in one field-ready unit.
Available on EnvMart, these Voltage Detectors are designed for safely detecting the presence of electrical voltage. SEW Voltage Detectors provide accuracy, reliability, and safety, making them ideal for electricians, technicians, and industrial maintenance applications.
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Frequently Asked Questions
The SEW 278-HP Voltage Detector can detect voltages up to a maximum of 275kV. It features 8 selectable voltage settings: 240V, 2kV, 6kV, 11kV, 22kV, 33kV, 132kV, and 275kV.
The SEW 278-HP Voltage Detector is powered by three 1.5V "C" type alkaline batteries.
The SEW 278-HP Voltage Detector has a case height of 265 mm and a case width of 117 mm.
The operating temperature range for the SEW 278-HP Voltage Detector is from -10ºC to 50ºC.
Yes, the SEW 278-HP Voltage Detector is designed for both indoor and outdoor use, featuring a water-resistant body.
The weight of the SEW 278-HP Voltage Detector, including the batteries, is approximately 600 grams.
The package contents of the SEW 278-HP Voltage Detector include the detector itself, an instruction manual, a disconnect hook, a fuse extractor head, a carry case, and batteries.
The SEW 278-HP Voltage Detector can operate in humidity levels of up to 85% relative humidity at 40ºC.
The SEW 278-HP Voltage Detector meets several standards including EN 61326-1, CISPR 11, EN 61000-4-2, EN 61000-4-3, and EN 61000-4-8.
The storage temperature range for the SEW 278-HP Voltage Detector is from -20ºC to 60ºC.
Yes, the SEW 278-HP Voltage Detector is compatible with most hot sticks, allowing for safe, non-contact voltage detection.
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