Sale!

Features & Details

Equip yourself with the UNI-T UT15C Waterproof Voltage Tester. We designed this rugged diagnostic tool specifically for professional electricians and industrial engineers.

  • ✅ Wide Range: Accurately measures AC/DC voltage up to 690V effortlessly.
  • 🔄 Three-Phase Testing: Instantly identifies three-phase AC phase position and rotation.
  • 🛡️ Durable & Safe: Features an IP65 rating for extreme industrial environments.
  • ⚡ Smart Detection: Includes single probe measurement to identify live wires quickly.

About this item

Basic Function Range Basic Accuracy
Brand UNI-T®
LED (AC/DC) Voltage Indication (V) 12V 0 ~ 12V
24V 19V ± 2V
50V 48V ± 6V
120V 110V ± 20V
230V 200V ± 20V
400V 340V ± 30V
690V 520V ± 30V
Phase Rotation Test Voltage Range: 0V ~ 690V ✓
Frequency: 50Hz ~ 60Hz —
Single Probe (L2) Measurement Voltage Range: 0V ~ 690V ✓
Frequency: 50Hz ~ 400Hz —
Continuity Test Resistance Range: 0 ~ 100KΩ ✓
Buzzer and LED light indication —
Polarity Measurement Positive (+) and Negative (-) ✓
Waterproof Function (IP65) — ✓
Auto Ranging — ✓
Illumination / Flashlight Function — ✓
Low Battery Indication — ✓
LCD Voltage Display (AC/DC) 24V ~ 690V ±(3%+5)
Power Supply 1.5V Battery (AAA / #7) × 2 pcs
Low Battery Warning Detail When two test leads are shorted, LED and buzzer fail to operate → indicates low battery ✓

UNI-T UT15C VoltStick Waterproof Voltage Tester with Key Features Infographic

The Ultimate Waterproof Voltage Tester

Professionals require reliable tools for complex electrical diagnostics. Therefore, UNI-T introduces the UT15C Waterproof Voltage Tester. We built this device to handle extreme industrial environments perfectly. Consequently, you can measure up to 690V AC/DC safely and accurately.

⚡

Comprehensive Voltage Testing

You can measure AC and DC voltages up to 690V smoothly. Furthermore, this device handles three-phase AC phase position indication. Therefore, it solves complex problems in factory automation quickly.

🔍

Single Probe Detection

Electricians often need to identify live wires in crowded panels. We engineered a single probe measurement feature. Specifically, it distinguishes between null and live wires instantly.

🔄

Continuity & Polarity Check

Circuit diagnostics require thorough testing capabilities. Our tester provides reliable continuity testing with audible alerts. Additionally, it features automatic positive and negative polarity detection.

🛡️

IP65 Waterproof Design

Industrial environments expose tools to water and dust constantly. Consequently, we sealed this tester tightly to meet IP65 standards. As a result, you can perform chemical engineering maintenance safely.

UNI-T UT15C Voltage Tester Being Used to Test a Power Strip Socket

💡

Tech Insight: Three-Phase Power

Industrial facilities rely heavily on three-phase AC power for heavy machinery. However, miswiring these phases causes catastrophic motor failures.

By using this Waterproof Voltage Tester, you determine the correct phase rotation before powering up equipment. To explore the engineering principles behind polyphase systems, we highly recommend reading the expert guide on All About Circuits.

Add the Right Tool to Your Belt

The UNI-T UT15C guarantees precision across smelting, petroleum, and national defense industries.

* Important Note: If the two test leads are short-circuited and the LED or buzzer fails, it indicates a low battery.

Do you need advanced multimeters?
Browse our electrical testing collection   |
Contact sales for bulk pricing

Related products:
UT12M magnetic voltage detector |
UT195M IP65 waterproof multimeter

Product guides and documents

UT15ABC User Manual (PDF)

FAQs

A: Yes, absolutely. We engineered this Waterproof Voltage Tester with a strict IP65 rating. Therefore, it resists heavy dust and low-pressure water jets perfectly. You can use it safely in outdoor construction sites or harsh chemical plants.

A: You only need to use one probe for this quick test. Simply touch the metal tip to the target conductor. If it detects a live wire, the tester will trigger the indicator light and sound the buzzer immediately.

A: Yes, you can. The UT15C supports advanced three-phase AC phase position indication. Consequently, it helps you identify the correct phase sequence easily. This prevents catastrophic motor damage during industrial machine installations.

A: You should check the battery level first. If you short-circuit the two test leads and the LED or buzzer fails to respond, the batteries are running low. Please replace the internal batteries promptly to ensure accurate future readings.

UNI-T UT15C Waterproof Voltage Tester, 690V AC/DC & Three-Phase Circuit Detector

Original price was: $48.99.Current price is: $43.25.

6–12 Month Warranty

Repair & Refund support available for most products.

Free Worldwide Shipping

Ships within 3 business days.

Taxes & Duties

Buyer responsible for local import fees.

24/7 After-Sales Support

Technical assistance & video guidance within 24h.

UNI-T UT15C Waterproof Voltage Tester, 690V AC/DC & Three-Phase Circuit Detector

Sale!

Original price was: $48.99.Current price is: $43.25.

Features & Details

Equip yourself with the UNI-T UT15C Waterproof Voltage Tester. We designed this rugged diagnostic tool specifically for professional electricians and industrial engineers.

  • ✅ Wide Range: Accurately measures AC/DC voltage up to 690V effortlessly.
  • 🔄 Three-Phase Testing: Instantly identifies three-phase AC phase position and rotation.
  • 🛡️ Durable & Safe: Features an IP65 rating for extreme industrial environments.
  • ⚡ Smart Detection: Includes single probe measurement to identify live wires quickly.
Basic Function Range Basic Accuracy
Brand UNI-T®
LED (AC/DC) Voltage Indication (V) 12V 0 ~ 12V
24V 19V ± 2V
50V 48V ± 6V
120V 110V ± 20V
230V 200V ± 20V
400V 340V ± 30V
690V 520V ± 30V
Phase Rotation Test Voltage Range: 0V ~ 690V ✓
Frequency: 50Hz ~ 60Hz —
Single Probe (L2) Measurement Voltage Range: 0V ~ 690V ✓
Frequency: 50Hz ~ 400Hz —
Continuity Test Resistance Range: 0 ~ 100KΩ ✓
Buzzer and LED light indication —
Polarity Measurement Positive (+) and Negative (-) ✓
Waterproof Function (IP65) — ✓
Auto Ranging — ✓
Illumination / Flashlight Function — ✓
Low Battery Indication — ✓
LCD Voltage Display (AC/DC) 24V ~ 690V ±(3%+5)
Power Supply 1.5V Battery (AAA / #7) × 2 pcs
Low Battery Warning Detail When two test leads are shorted, LED and buzzer fail to operate → indicates low battery ✓

UNI-T UT15C VoltStick Waterproof Voltage Tester with Key Features Infographic

The Ultimate Waterproof Voltage Tester

Professionals require reliable tools for complex electrical diagnostics. Therefore, UNI-T introduces the UT15C Waterproof Voltage Tester. We built this device to handle extreme industrial environments perfectly. Consequently, you can measure up to 690V AC/DC safely and accurately.

⚡

Comprehensive Voltage Testing

You can measure AC and DC voltages up to 690V smoothly. Furthermore, this device handles three-phase AC phase position indication. Therefore, it solves complex problems in factory automation quickly.

🔍

Single Probe Detection

Electricians often need to identify live wires in crowded panels. We engineered a single probe measurement feature. Specifically, it distinguishes between null and live wires instantly.

🔄

Continuity & Polarity Check

Circuit diagnostics require thorough testing capabilities. Our tester provides reliable continuity testing with audible alerts. Additionally, it features automatic positive and negative polarity detection.

🛡️

IP65 Waterproof Design

Industrial environments expose tools to water and dust constantly. Consequently, we sealed this tester tightly to meet IP65 standards. As a result, you can perform chemical engineering maintenance safely.

UNI-T UT15C Voltage Tester Being Used to Test a Power Strip Socket

💡

Tech Insight: Three-Phase Power

Industrial facilities rely heavily on three-phase AC power for heavy machinery. However, miswiring these phases causes catastrophic motor failures.

By using this Waterproof Voltage Tester, you determine the correct phase rotation before powering up equipment. To explore the engineering principles behind polyphase systems, we highly recommend reading the expert guide on All About Circuits.

Add the Right Tool to Your Belt

The UNI-T UT15C guarantees precision across smelting, petroleum, and national defense industries.

* Important Note: If the two test leads are short-circuited and the LED or buzzer fails, it indicates a low battery.

Do you need advanced multimeters?
Browse our electrical testing collection   |
Contact sales for bulk pricing

Related products:
UT12M magnetic voltage detector |
UT195M IP65 waterproof multimeter

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