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Item #:
220342208
Southwire Tester NCVD - Detects AC Voltage with Audible & Visual Alerts - Auto Power Off - Dual Flashlights - CAT IV 600V Safety Rating
Item #:
220342208
SCR 360
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Product Details
| Power Source | Battery Powered |
| Minimum Operating Voltage | 100 volts_of_alternating_current |
| Upper Temperature Rating | 104 u00b0F |
| Measurement Type | Voltmeter |
| Style Name | Southwire 40116N Non-Contact AC Voltage Detector |
| Color | Green,Red |
| Item Weight | 2.56 ounces (72.58 grams) |
| Item Dimensions | 1 x 1 x 1 inches (2.5 x 2.5 x 2.5 cm) |
| Specification Met | Cul Listed |
| Brand Name | Southwire |
| Model | 40116N |
| Unit Count | 1 Count |
| UPC | 032886963025 032886963032 |
| Manufacturer | Southwire |
| Global Trade Identification Number | 00032886963025 |
| Included Components | TESTER, NCVT 40116N |
| Item Type Name | Southwire 40116N AC Non-Contact Voltage Pen Tester, NCVT Detects 100-600VAC, Non-Contact Voltage Detector with LED Flashlight, 6' Drop Test Rated |
| Part Number | 59992040 |
| Brand | Southwire |
| Style | Southwire 40116N Non-Contact AC Voltage Detector |
Product Description
Southwire Tester NCVD - Detects AC Voltage with Audible & Visual Alerts - Auto Power Off - Dual Flashlights - CAT IV 600V Safety Rating
About This Item
Introducing the Southwire 40116N AC Pen Tester - the perfect tool for any electrical work. This non-contact voltage detector is designed to detect voltage in wires, light switches, circuit breakers, outlets, and light fixtures, making it an essential addition to your tool bag. With just the press of a button, the detection tip of this pen tester glows green, indicating that it is ready to use. Simply move the detector tip close to the electrical wire or device you want to test.
If voltage is detected, the tip will change from green to red and start flashing, with an accompanying loud beep. What sets the Southwire 40116N apart is its versatility. It can also be inserted directly into electrical outlets to verify their operation. Plus, it features a built-in focused LED flashlight, ensuring that you can easily illuminate dark areas.
No more fumbling for a separate flashlight while trying to perform electrical work. Safety is paramount when working with electricity, and the Southwire 40116N takes this seriously. It has an auto power off feature to conserve battery power, ensuring that it's always ready to use when you need it. Additionally, the pen tester has a low-battery self-test function that periodically checks the condition of the batteries.
If the voltage is too low, the detector will turn off until the batteries are replaced. Rest assured that the Southwire 40116N meets strict safety standards. It is UL listed, giving you peace of mind knowing that you can trust this tool while you work. Please note that the Southwire 40116N is not designed for use with Tamper Resistant (TR) outlets. However, it is compatible with a wide range of electrical systems and is suitable for both professional electricians and DIY enthusiasts. When it comes to electrical work, you need tools you can rely on.
Get the Southwire 40116N AC Pen Tester today and experience the convenience, accuracy, and safety it brings to your projects. Shop Southwire for all your electrical tools and equipment needs.
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Customer Questions & Answers
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Question:
What is the Southwire 40116N Non-Contact AC Voltage Detector used for?
Answer: The Southwire 40116N Non-Contact AC Voltage Detector is primarily used to identify the presence of AC voltage in electrical systems without making direct contact with any live wires. This tool is invaluable for electricians, technicians, or DIY enthusiasts when troubleshooting electrical circuits. It enhances safety by allowing users to confirm whether power is flowing in outlets, switches, or wires before proceeding with repairs or installations. -
Question:
How does the Southwire 40116N detect voltage?
Answer: The Southwire 40116N utilizes non-contact voltage detection technology, which senses the electric field generated by live wires. When the detector is activated and brought close to a voltage source, it signals the presence of voltage through visual and auditory alerts. This feature makes it a practical choice for safely locating circuits without needing to touch any electrical components, thereby minimizing the chance of electric shock. -
Question:
Is the Southwire 40116N suitable for outdoor use?
Answer: Yes, the Southwire 40116N Non-Contact AC Voltage Detector is designed to withstand various environmental conditions, making it suitable for both indoor and outdoor use. Its robust construction ensures reliability while working in outdoor electrical installations or repairs. However, ensure that it is kept clean and dry when used outdoors to maintain accuracy and performance. -
Question:
What type of batteries does the Southwire 40116N require?
Answer: The Southwire 40116N operates using standard AAA batteries. This ensures that users can easily replace batteries when needed, enhancing the tool's usability. Proper battery maintenance is essential for the detector to provide accurate voltage readings. Carrying spare batteries can be a practical measure, especially for professionals who rely on this tool for daily tasks. -
Question:
Can the Southwire 40116N detect low voltage?
Answer: The Southwire 40116N is primarily designed to detect standard AC voltage, typically ranging from 50V to 1000V. It may not reliably detect lower voltages that fall beneath its operational threshold. For specific applications dealing with low voltage scenarios, it is advisable to consult the tool's specifications or consider a voltmeter designed for that purpose. -
Question:
What visual and audible indicators does the Southwire 40116N have?
Answer: The Southwire 40116N features a bright LED light that flashes when voltage is detected, along with a beeping sound to alert users audibly. These indicators are designed to capture attention quickly, making the tool exceptionally user-friendly even in dimly lit conditions or noisy environments. This dual alert system enhances the ease of use during electrical inspections and reduces the risk of missing critical signals. -
Question:
Is the Southwire 40116N safe for beginners to use?
Answer: Yes, the Southwire 40116N Non-Contact AC Voltage Detector is designed for ease of use, making it an excellent choice for beginners. Its user-friendly interface, along with visual and audible alerts, simplifies the process of detecting live voltage. However, while it enhances safety by preventing contact with live wires, users should still have a basic understanding of electrical safety principles when working with electrical systems. -
Question:
How can I know if the Southwire 40116N is functioning correctly?
Answer: To ensure that the Southwire 40116N is functioning correctly, you can perform a quick self-test by bringing it close to a known live wire. If the detector activates the visual or audible alerts, it indicates proper functionality. Additionally, regular testing against established voltage sources during your work can also confirm readiness. This proactive approach helps prevent potential issues during critical tasks. -
Question:
What are some practical uses for the Southwire 40116N in home projects?
Answer: The Southwire 40116N is ideal for various home projects, including determining if an outlet is live before plugging in appliances or identifying which wires to work on during a renovation. It can also assist in quickly troubleshooting circuits in case of electrical outages, allowing users to safely assess issues without the need for cluttered wiring access. This versatility makes it a must-have for any homeowner or DIYer. -
Question:
Where can I buy the Southwire 40116N Non-Contact AC Voltage Detector in Seychelles?
Answer: You can purchase the Southwire 40116N Non-Contact AC Voltage Detector conveniently at Ubuy. Ubuy offers a user-friendly online shopping experience, ensuring that you can easily locate and buy this essential tool for your electrical needs from the comfort of your home.
Southwire Voltage Testers Editorial Review
The Southwire Non-Contact Voltage Tester has garnered a positive reception from users who appreciate its reliability and sensitivity. Many customers transitioned to this tool after years of using traditional multimeters, finding that the non-contact feature significantly enhances their safety and ease of use in identifying live wires—especially in tricky situations such as older homes where wire colors may be obscured by paint. Users have expressed satisfaction with the tester's ability to detect voltage from a safe distance, reducing the risk of electrical shock when working on circuits. The sensitivity of the tester has been described as ideal by most reviewers, with many preferring a device that could deliver occasional false positives rather than miss a live voltage. The device provides clear auditory and visual signals when voltage is detected—beeping and flashing red—which has added to user confidence while working. Some users noted that the flashlight feature is adequate for looking at wires but not overly impressive, and there were suggestions for a more user-friendly design regarding the flashlight's operation. Another highlight of this product is its competitive pricing, making it a popular choice among both DIY enthusiasts and professionals who recognize its effectiveness compared to more expensive options. Overall, the Southwire Non-Contact Voltage Tester is celebrated for its simplicity, effectiveness, and overall quality, making it a smart investment for electrical work. **
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Pros
- High sensitivity for detecting live wires
- Reliable performance with clear signals when voltage is present
- Safety-enhancing non-contact feature
- Competitive pricing compared to other brands
- Simple operation without unnecessary features
Cons
- Occasional short false positives
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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Chitra
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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SCR 360
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Features & Benefits
- Detects voltage in wires, light switches, circuit breakers, outlets and light fixtures
- Comes with a built-in focused LED flashlight for illuminating dark areas
- Auto power off feature helps conserve battery power
- Low-battery self test for added safety
- UL listed for safety
- Not for use with Tamper Resistant (TR) outlets
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