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SouthwireNcv Detector 100-600V Ac

Q: How to replace batteries?

At the end of the name 'Southwire' is a small recess. Push in with pin or pencil point and pull the back of the tester out exposing the circuitry. Roll the tester over opposite the pocket clip and the two AAA batteries are exposed.

Q: Does this model make a different tone on nuetral and hot? Its hard to tell which review goes to which model.

The 40116N only produces one tone when it detects AC Voltage.

Q: Is this product made in the USA?

No…. It says in description - product origin China

Q: The tester I received is defective. I am either needing replaced or a refund. I have purchased this product before and am generally satisfied.

Souethwire and will be free of defects in material and workmanship (“Defects”) for 12 months following ship date, under normal use and regular service and maintenance

Product ID: 417200512

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Details

Brand
Southwire
Power source
Battery
Style
Voltage
Colour
Green red
Item weight
0.16 Pounds

💡Built-in flashlight convenience

🔊Audible AC voltage alert

🔋Auto power-off extends battery life

Frequently Bought Together

Southwire Tools 40116N NCV Detector 100-600V AC

Southwire 40022S Receptacle Tester; Black

Southwire 40150N Advanced AC Non Contact Voltage Tester Pen; Dual Range 12-1000VAC/100-1000VAC; Non Contact Voltage Detector with LED Flashlight; 6' drop test rated; and IP67 waterproof; NCVT

Description

⚡ Stay powered, stay safe, stay ahead with Southwire NCV Detector!

SAFETY FIRST - CAT IV 600V rating ensures top-tier protection for high-risk electrical environments.
READY WHEN YOU ARE - Green LED signals device readiness so you never miss a beat on the job.
SMART BATTERY SAVER - Auto power-off after 5 minutes keeps your device ready longer without wasting power.
HANDY FLASHLIGHT BUILT IN - Illuminate dark workspaces effortlessly with the integrated LED flashlight.
INSTANT VOLTAGE DETECTION - Hear and see AC voltage from 100 to 600V with clear audible and visual alerts.

The Southwire NCV Detector 100-600V AC is a compact, battery-powered voltage tester featuring audible and visual alerts for AC voltage detection between 100 and 600 volts. It includes a built-in flashlight for added utility, a green LED readiness indicator, and an auto power-off function to extend battery life. Certified with a CAT IV 600V safety rating, it ensures reliable and safe operation in demanding electrical environments.

Specifications

Manufacturer	Southwire
Part Number	59992040
Product Dimensions	2.54 x 2.54 x 2.54 cm; 72.57 g
Batteries	2 AAA batteries required. (included)
Item model number	40116N
Colour	Green,red
Style	Voltage
Material	Blend
Power Source	Battery Powered
Item Package Quantity	1
Measurement System	US
Display style	LED
Certification	Cul Listed
Included Components	40116N, AAA Battery (2)
Batteries included?	Yes
Batteries Required?	Yes
Battery Cell Type	Alkaline
Item Weight	72.6 g

Have a Question? See What Others Asked

How to replace batteries?

Does this model make a different tone on nuetral and hot? Its hard to tell which review goes to which model.

Is this product made in the USA?

The tester I received is defective. I am either needing replaced or a refund. I have purchased this product before and am generally satisfied.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews