Title states that it works for "power cable scanning". does that mean i can use it on regular household power wires (with the circuit breaker off)?

yes, you can use it on household power wires

Can it detect correct cable without a connector on end? have bare cat 5 wires at both ends want to id which wire i have at box and wall before instal

Yes, this device can send a tone to a wire and the other part of the kit will detect it.

What batteries are required for the two components of the tester?

It use 9 V battery on each device. emitter-receiver

What is the range or how far away can the signal transmission be received?

I’ve tested a 150!run and no problem.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Noyafa NF-810 Multifunctional Network Tester， Ethernet LAN Network Wire Tracker with Telephone Line Tester, Network line Scanning, Power Cable Scanning and POE Switch Test Functions

Product ID: 546310536

Details

Brand
NOYAFA
Colour
Blue
Item weight
0.41 Kilograms
Power source
Battery
Style
Compact

⚡POE switch power check

📡Precise cable scanning

🔌Multi-mode cable testing

€ 83.91

Duties & taxes included

In stock

Sold byAmazon GERMANYDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to GERMANY.

Secure transaction

Description

🔧 Master your network like a pro—because downtime is so last decade.

WIREMAP ACCURACY - Instantly detect wire sequence errors, shorts, and opens with clear LED feedback.
TELEPHONE LINE INSIGHT - Monitor phone line status—idle, ringing, or in use—for seamless troubleshooting.
PINPOINT CABLE LOCATION - Locate RJ11/RJ45/Electronic cables effortlessly using sound and LED indicators.
POE SWITCH COMPATIBILITY - Verify power delivery on POE switches to ensure network reliability.
ALL IN ONE NETWORK DIAGNOSTICS - Test open, short, cross, and STP cables with one compact device.

The Noyafa NF-810 is a versatile, battery-powered network tester designed for professionals who demand precision. It supports comprehensive cable diagnostics including LAN, telephone lines, and POE switch testing, featuring intuitive wiremap displays and audible cable scanning. Compact and CE/RoHS certified, it’s the essential tool for flawless network maintenance and rapid troubleshooting.

Specifications

ASIN	B09P55SCXH
Best Sellers Rank	#87,041 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #116 in Network Testers
Brand	NOYAFA
Brand Name	NOYAFA
Color	Blue
Colour	Blue
Compatible Devices	Any device with RJ11/RJ45 cables
Customer Reviews	4.4 out of 5 stars 269 Reviews
Global Trade Identification Number	06971278907329
Included Components	PCB
Item Dimensions	20.1 x 4.5 x 2.7 centimeters
Item Weight	0.41 Kilograms
Item dimensions L x W x H	20.1 x 4.5 x 2.7 centimeters
Item weight	0.41 Kilograms
Manufacturer	NOYAFA
Measurement Type	Voltmeter, ohmmeter, ammeter, multimeter, LCR meter
Minimum Operating Voltage	60 Volts (DC)
Model	NF-810
Number of Items	1
Part Number	NF-810
Power Source	Battery Powered
Power source	Battery Powered
Specification Met	CE, RoHS
Style	Compact
Style Name	Compact
Unit Count	1 Count

Reviews

S**Y

low quality item

Awful cable tester with burned-out LED's and low-quality product, returned because it is useless without proper working led indicators to check cable connectivity! and the continuity tester audio out is noisy and cracking!!Got AED 10 refund for a defective item!

27.09.2025

J**.

excelente

me encanto todo bien

21.02.2023

J**.

bueno

buen producto y rápido

4.08.2024

R**T

Excellent product..

5.01.2026

S**I

Works very well

A Great Product. Wish I bought it sooner.

31.08.2026

A**N

Preis Leistung. Qualität Funktionaliät Topp. Sehr zu empfehlen ich bin sehr zufrieden

5.08.2024

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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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.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

View all Trustpilot reviews

€ 83.91

Duties & taxes included

In stock

Sold byAmazon GERMANYDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to GERMANY.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

View all Trustpilot reviews