StarTech.com 1-Port Gigabit Network Isolator, Compact In-line RJ45 Ethernet Coupler with 4kV Galvanic Isolation, IP40, DIN Rail Mountable, TAA Compliant

Manufacturer: STARTECH | Model: 1G-NETWORK-ISOLATOR | Product ID: 3634 | Warranty: 2 Years
£42.69 (inc. VAT)
Availability: 0 in stock

Product Technical Specification

Performance
Electrostatic Discharge (ESD) protection (contact)4
Ethernet LAN data rates10,100,1000
International Protection (IP) codeIP40
Ports & interfaces
RJ-45 ports quantity1
Design
Product colourBlack
Housing materialPlastic
Logistics data
Products per master (outer) case100
Master (outer) case length483
Master (outer) case width454
Master (outer) case height180
Technical details
Compliance certificatesCE,Federal Communications Commission (FCC),RoHS,Trade Agreements Act (TAA)
Operational conditions
Operating temperature (T-T)-10 - 70
Storage temperature (T-T)-40 - 85
Operating relative humidity (H-H)10 - 90
Weight & dimensions
Width67
Depth33
Height24
Weight31
Packaging data
Package width110
Package depth200
Package height29
Package weight40
Packaging content
ManualYes
DIN rail kit includedYes
Adhesive strip includedYes
Quantity1

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Wed 26th Aug 2026 to Sat 29th Aug 2026
Fast & Tracked by Courier
£6.95
Fast & Tracked by Courier

Fast & Tracked by Courier (UK)

Estimated delivery date: Tue 25th Aug 2026 to Thu 27th Aug 2026
View all Delivery Options & International Rates
Protect network devices from harmful power surges with this Network Isolator

This TAA-Compliant 1G Network Isolator with 4kV isolation is bus-powered and provides a separation of all conductive connections between devices connected via an Ethernet cable. The isolator helps prevent ground loops in audio and video equipment.

Ready to Use

This isolator features simple plug-and-play setup with no software, drivers, power supply, or grounding wire required. The isolator acts as a coupler, with two RJ45 ports for two Cat5 or Cat6 cables to connect compatible equipment to a computer or data network. It is compact, universally compatible and OS independent.

Safe, Reliable, & Efficient

This isolator provides full transparency on the network it is part of. With no IP, it does not route or alter traffic or affect equipment or network performance. Safeguard equipment and operators by blocking stray electrical currents, surges, and ground faults in your network. This device is ETL Safety Listed (IEC 62368-1) and CE: EN55032/EN55035 Certified.

Versatile Mounting Options & Applications

The compact and durable IP40 rated plastic housing supports multiple installation methods, including DIN rail mounting (kit included) or adhesive mounting for versatile placement on various surfaces. Designed for IT professionals to protect network infrastructure in labs and manufacturing facilities. This device is ideal for ensuring safe operation and reducing risks during network maintenance or upgrades.

The StarTech.com Advantage
Performance
Electrostatic Discharge (ESD) protection (contact)4
Ethernet LAN data rates10,100,1000
International Protection (IP) codeIP40
Ports & interfaces
RJ-45 ports quantity1
Design
Product colourBlack
Housing materialPlastic
Logistics data
Products per master (outer) case100
Master (outer) case length483
Master (outer) case width454
Master (outer) case height180
Technical details
Compliance certificatesCE,Federal Communications Commission (FCC),RoHS,Trade Agreements Act (TAA)
Operational conditions
Operating temperature (T-T)-10 - 70
Storage temperature (T-T)-40 - 85
Operating relative humidity (H-H)10 - 90
Weight & dimensions
Width67
Depth33
Height24
Weight31
Packaging data
Package width110
Package depth200
Package height29
Package weight40
Packaging content
ManualYes
DIN rail kit includedYes
Adhesive strip includedYes
Quantity1

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Buykingston order despatch times:

We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.

These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).

We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.

Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.

Despatch times do not apply to UK public holidays.

Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.

Our warehouse reserves the right to upgrade the delivery method you select on your order.

Our available delivery options*

Contact us for a shipping quote.

*All delivery times are estimated unless stated.

Product Returns Note

Buykingston offers a simple, hassle-free returns policy. If for whatever reason you are not happy with the item purchased, you can return it to us within 14 days of receipt for a refund. This applies to items purchased direct through Buykingston only.

Our 14 Day Returns Money Back Guarantee:
For items returned in resaleable condition, with all original packaging. If an item has been opened for inspection but shows signs of use beyond that, a deduction may apply to reflect the reduced value — see our full Terms & Conditions (Section 12) for details.

Some items are excluded from our money-back guarantee unless they have developed a fault. These include:

- Headphones
- Earphones
- Custom made and designed products, such as flash memory products with custom logos on them, e.g. USB flash drives and memory cards with your own logo

Returns FAQs

What is your returns criteria?
14 days from date of receipt, or expected date of receipt on non-tracked items.

How do I go about returning my order?
Please contact us via our contact page with your order number. We will provide you with an RMA number and return instructions, including your return deadline and whether a freepost label applies to your order.

Do I need to contact you before returning my order?
Yes, to obtain an RMA number before sending anything back.

Does my item have to include its original packaging?
Yes, to qualify for our 14 day money-back guarantee. For faulty items, we understand you may no longer have the original packaging.

Who pays for return postage?
If your item is faulty, damaged, or not as described, we cover reasonable return postage, or provide a freepost label where available. If you are returning an item for another reason (including simply changing your mind), you are responsible for return postage unless we have expressly confirmed a freepost label in your RMA email — we recommend using a tracked and insured service for items of significant value.

Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer directly for assistance.

Please ensure you have read and comply in full with Sections 11–13 of our Terms & Conditions.