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header-product Network cable tester Unit UT681L for RJ45 and RJ11 connectors, continuity and wiring check
10.99 €

Network cable tester Unit UT681L for RJ45 and RJ11 connectors, continuity and wiring check

Network Cable Tester Unit UT681L Photo 1
Network Cable Tester Unit UT681L Photo 2
Network Cable Tester Unit UT681L Photo 1
Network Cable Tester Unit UT681L Photo 2
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Network cable tester Unit UT681L for RJ45 and RJ11 connectors, continuity and wiring check

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Network cable tester Unit UT681L for RJ45 and RJ11 connectors, continuity and wiring check

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Short description

Unit UT681L is a handheld network cable tester for RJ45 and RJ11 connectors. It checks continuity and wiring configuration of Ethernet and telephone cables, helping identify open, short or miswired pairs. Portable and simple to use, it suits installers and IT technicians for on-site verification and troubleshooting of network and phone cabling.
Available at price 10.99 €: 250 pcs.
Total available for order: 935 pcs.
Warranty: 2 Years
SKU: 11274961
Manufacturer: Unit
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
16.11.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
20.11.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.20 kg)
Parcel couriers
Unisend LV / Venipak Pickup LV / Venipak Locker LV / DPD Paku skapis / Omniva LV / Latvijas Pasts pakomāts / Latvijas Pasts nodaļa
20.11.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

Unit UT681L is a handheld network cable tester designed for RJ45 and RJ11 connectors. It performs continuity and wiring configuration checks for Ethernet and telephone cables, helping to identify open circuits, short circuits and miswired pairs during installation or maintenance. The compact design and battery operation make the tester suitable for on-site verification and quick troubleshooting of network and phone cabling.

Advantages

The tester provides clear indication of continuity and pair wiring status for both RJ45 and RJ11 cable types, enabling fast identification of common wiring faults without the need for additional tools. Its portable form factor and straightforward operation reduce inspection time on site. The device supports both Ethernet patch cords and structured cabling paired with telephone leads, offering a single tool for multiple cable checks.

Suitable for

  • Network installers verifying Ethernet patch cords and wall jacks
  • IT technicians diagnosing connectivity and wiring faults
  • Telecommunications technicians testing RJ11 telephone lines
  • Field service and maintenance teams performing on-site cable checks

Key specifications

  • Connector types tested: 8P8C (RJ45) and 6P2C/6P4C (RJ11)
  • Functions: continuity check and wiring configuration indication
  • Indications: visual LED status for individual pairs and overall continuity
  • Power: battery-operated for portable field use
  • Form factor: handheld, lightweight housing for easy transport

How to use

Connect one end of the cable to the main unit and the other end to the remote terminator or plug into the target jack. Power on the tester and observe the LED sequence or indicators to determine continuity and pair wiring order. For RJ45 cables, check that all eight conductors light in the correct sequence; for RJ11, verify the relevant conductor pairings. Turn the device off after testing to conserve battery life.

Usage recommendations

Use the tester on de-energized cables only. Inspect connectors and cable ends for visible damage before testing. Replace batteries when indicator brightness diminishes to maintain reliable results. For ambiguous results, re-seat connectors and retest to confirm wiring condition.

Description

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Product comparison

The Unit UT681L network cable tester is compared against several alternative diagnostic devices from Unit, INTELLINET, and LANBERG. While all these tools are used for verifying electrical or low-voltage connections, their core purposes vary widely, ranging from network cabling checks to power outlet testing, USB port verification, and non-contact voltage detection.

⚙️ Below is a specification comparison covering the connector types, primary functions, and intended use cases for each product.

ParameterUnit UT681LINTELLINET Model 780087Unit UT07A-EUUnit UT658LANBERG NT-0401Practical conclusion
Device typeNetwork cable testerCable testerPower outlet testerUSB port testerUTP/STP cable testerProducts are tailored for completely different domains, such as structured cabling, mains power, or USB ports.
Supported connectorsRJ45, RJ11RJ45, RJ12, RJ11EU mains socketUSBRJ11, RJ12, RJ45Cable testers share common networking connectors, whereas other devices focus on AC power or USB interfaces.
Primary functionContinuity and wiring checkContinuity and pin mappingMains voltage and polarity checkUSB power and voltage checkCable verification up to 250 mNetwork testers identify open or miswired pairs, while outlet testers focus on electrical safety and power presence.

◎ The table below evaluates which product is most suitable for specific user needs and practical testing scenarios.

Use caseRecommended productWhy
Installing and troubleshooting Ethernet and telephone cablingUnit UT681L or LANBERG NT-0401Both devices are specifically built to verify network and phone lines for miswires, opens, and short circuits.
Verifying mains electrical sockets and checking for wiring faultsUnit UT07A-EU or Unit UT12E-EUThese tools are designed to work directly with live AC power circuits and wall outlets for safety inspections.
Checking USB charging ports and power output availabilityUnit UT658It provides a dedicated solution for quickly testing USB ports and wall charging points.
Choosing between the Unit UT681L and alternative testers depends entirely on your application. If your work involves networking, telecom, or structured cabling, the Unit UT681L is the ideal tool for verifying cable continuity. For electrical socket diagnostics, USB port checks, or voltage detection, select the corresponding specialized alternative from the options above.
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Stock data
Warehouse Stock Delivery to the store Store Price
WH130 250 16.11.2026 Best delivery
10.99 €
WH355 685 16.11.2026 Best delivery
15.99 €
10.99 €
Stock: 250
Delivery Date: 16.11.2026 Best delivery
Warehouse: WH130
15.99 €
Stock: 685
Delivery Date: 16.11.2026 Best delivery
Warehouse: WH355

Customer reviews

Customer questions

FAQ

How much does the Network Cable Tester Unit UT681L cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 935 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.11.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Unit products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Unit service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy
We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008
AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.