279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1

LVD-20 / SEW - Taiwan
- Voltage range: AC 12V-600V; DC 12V-600V
- Frequency: 30 to 330 Hz
- Measurement type: CAT. III 600V
- Warning when voltage is detected: LED and sound
- Operating temperature: 0 to 40°C
- Operating humidity: < 80% R.H.
- Operating altitude: maximum 2000 m
- Dimensions: 148(L) x 27(W) x 25(D)mm
- Weight: 57g
- Power: 2 x 1.5V (AAA) batteries

LVD-15 / SEW - Taiwan
- Detection voltage: 50V~1000V AC
- Working frequency: 50~500 Hz
- Dimensions: 142(L) × 28(W) × 27(D)mm
- Weight:. 45g
- Power: 2 x 1.5V (AAA)
- There is a bright LED light and an audible alarm when there is voltage.
- ON/OFF switch for longer battery life.

LVD-17 / SEW - Taiwan
- Detection voltage: 50V~1000V AC
- Measurement type: CAT IV 1000V
- Frequency: 50~500 Hz
- Operating temperature: 0~40°C
- Altitude: maximum 2000m
- Bright LED light and audible alarm when voltage is present.
- Dimensions: 142(L) × 28(W) × 27(D)mm
- Weight: 39g
- Power: 2 x 1.5V (AAA)

276SHD / SEW - Taiwan
- Working voltage
+ High voltage: 3kV ~ 24kV AC
+ Low voltage: 80 ~ 600V AC
- Frequency: 50/60Hz
- Retracted length: 255±30mm
- Length when pulled out: 870±30mm
- Warning Red LED and Buzzer (50dB)
- Detect voltage: 80V-24kV.
- Working temperature: -10˚ C ~ +50˚C
- Weight: 180g
- Power: LR44 battery (1.5V)
- Standard: EN61010-1 EN50081-1 EN55082-1En55022 EN61000-4-2 EN61000-4-3

276HD / SEW - Taiwan
- Working voltage
+ High voltage: 3kV ~ 24kV AC
+ Low voltage: 80 ~ 600V AC
- Frequency: 50/60Hz
- Retracted length: 354+30mm
- Length when pulled out: 1010±30mm
- Warning LED flashes and Buzzer sounds (50dB)
- Detect voltage: 80V-24kV.
- Working temperature: -10˚ C ~ +50˚C
- Weight: 180g
- Power: LR44 battery (1.5V)
- Standard: EN61010-1 EN50081-1 EN55082-1En55022 EN61000-4-2 EN61000-4-3

300HP (275-KV02) / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--3.3kV--6.6kV--11kV--22kV--33kV--66kV--132kV--275kV
- The maximum detection range can be 500kV
- LED warning and audible siren
- At 240VAC detection distance: 5 ~ 10cm
- Operating temperature: -10°C~50°C
- Protection level: IP66.
- 3 LEDs in a circle for easier viewing in any direction (360° LED indicator).
- Power source: 3 x 1.5V "C"
- Weight: 590g
- Dimensions: 265x117mm

300HP (275-KV01) / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--2kV--6kV--11kV--22kV--33kV--132kV--275kV
- The maximum detection range can be 500kV
- LED warning and audible siren
- At 240VAC detection distance: 5 ~ 10cm
- Operating temperature: -10°C~50°C
- Protection level: IP66.
- 3 LEDs in a circle for easier viewing in any direction (360° LED indicator).
- Power source: 3 x 1.5V "C"
- Weight: 590g
- Dimensions: 265x117mm

275HP-500kV01 / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--3.3kV--11kV--22kV--33kV--66kV--110kV--220kV--330kV--500kV
- LED and sound warnings
- Operating temperature: -10ºC~50ºC
- At 240VAC detection distance: 5~10cm
- Power source: 3 x 1.5V "C"
- Weight: 600g

275HP-275kV01 / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--2kV--6kV--11kV--22kV--33kV--132kV--275kV
- LED display and audible buzzer
- Operating temperature: -15°C~55°C
- At 240VAC detection distance: 5 ~ 10cm
- Power source: 3 x 1.5V "C"
- Weight: Approx. 550g (including battery)
- Suitable for all types of poles. For both indoor and outdoor use

LVD-18 / SEW - Taiwan
- Direct contact voltage detection: 50V~600Vac
- Non-contact voltage detection: 50V~600Vac
- Frequency: 50~500Hz
- Measurement type: CAT III 600V
- LED and audio alerts when voltage is detected
- Humidity: < 80% R.H.
- Altitude: max 2000m
- Power: 1.5V (AAA) × 2
- Dimensions: 165 (L) x 27 (W) x 22 (D) mm
- Weight including battery: 46g

273HP / SEW - Taiwan
- High voltage tester with two optional measuring ranges: Low: 50V~1.5kV; High: 1.5kV~132kV
- Electric used:
+ Off state: 0uA
+ Low voltage detection mode: <20mA
+ High voltage detection mode: <20mA
- Mode switching button: HIGH/OFF/LOW
- There is a glowing LED light and an alarm sound when voltage is detected
- Operating temperature: 0ºC~50ºC
- Dimensions: 245 x 80 x 37 mm
- Weight: 175g
- Power supply: 9V (6LF22) x 1 Alkaline battery
- Must use a working pole when testing high voltage 1.5kV ~ 132kV
- Safety standards: EN 61326-1, EN 61000-4-2, EN 61000-4-3

275HP-275kV02 / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--3.3kV--6.6kV--11kV--22kV--33kV--66kV--132kV--275kV
- LED display and audible buzzer
- Operating temperature: -15°C~55°C
- At 240VAC detection distance: 5 ~ 10cm
- Power source: 3 x 1.5V "C"
- Weight: Approx. 550g (including battery)
- Suitable for all types of poles. For both indoor and outdoor use

275HP - 230kV02 / SEW - Taiwan
- Test voltage range: OFF--TEST--240V--4.2kV--15kV--25kV--35kV--69kV--115kV--230kV
- LED display and audible buzzer
- Operating temperature: -15°C~55°C
- At 240VAC detection distance: 5 ~ 10cm
- Power source: 3 x 1.5V "C"
- Weight: Approx. 550g (including battery)
- Suitable for all types of poles. For both indoor and outdoor use

GD-HT9100B / China
- Voltage range: 0.1kV～220kV（3kV-6.3kV-10kV-35kV-66kV-110kV-220kV）
- LCD display: 47mm x 28.5mm, with backlight
- Audible alarm and double red flash
- Display speed: 2 times/second
- Auto power off: After 15 minutes of non-use
- Clamp diameter: φ60mm (1800B)
- Dimensions: Receiver: 78×165×42mm; Detector: 300×237×85mm
- Insulation pole: Maximum diameter Ø38mm; Length: 1050mm (retracted), 4500mm (extended)
- Weight: 5.6kg (including insulating pole and accessories)

3481-20 / HIOKI
- Voltage range: 40V to 600VAC
- Frequency: 50/60Hz
- Display: red light when the wire is energized, beeping
- Battery check: bright white LED - dim when battery is low
- Auto power off after 3 minutes
- Power supply: LR44 ×3, continuous use for 5 hours
- Dimensions: 20×126×15 mm
- Weight: 30 g (including battery)

279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1

279HD / SEW - Taiwan
- Test voltage range: 80V ~ 11.4kV AC
- Frequency: 50Hz / 60Hz
- Insulation resistance: ≥100MΩ
- Dielectric strength: 20kV for 3 minutes between contact tip and clamp
- Leakage current: 0.12mA or less above dielectric strength
- Starting voltage (direct contact part): Low voltage: 65±15V ; High voltage: 1700±200V.
- Sound emission: 50dB or more (2m apart)
- Operating temperature: 0°C~40°C
- Structure: Waterproof, equivalent to IP65
- Weight (including battery): Approx. 176g
- Power: 1.5V (AAA) x 2
- Safety standard: EN 61326-1