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2-to-1 RJ45 splitter cable adapter for dual 10/100 Ethernet runs
A 13-inch RJ45 splitter adapter that lets two separate 10/100 Ethernet signals share one Cat5/Cat5e cable run when used as part of a paired splitter installation.

Key capabilities
Two signals over one run
Designed to combine two 10/100 Ethernet ports onto one Cat5/Cat5e cable run.
Pair-based installation
StarTech specifies one splitter at each end of the cable run.
Not for Gigabit
Official datasheet states it is not suitable for 1000Mbps Gigabit Ethernet.
13-inch cable
Uses 24AWG conductors and a PVC jacket.
What to know before buying
This adapter does not split one Ethernet connection into two independent network connections. It is intended to be used in pairs, requires two Ethernet ports at the source, and is limited to 10/100Mbps Ethernet.
Australian version and manufacturer warranty
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com Lifetime manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase. Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
Frequently asked questions
What does StarTech RJ45SPLITTER do?
Can it split one connection between two computers?
Does it need to be used in pairs?
Does it support Gigabit Ethernet?
What connectors are provided?
How long is it?
What is included?
What warranty applies in Australia?
(RJ45SPLITTER)
Features and highlights
Two signals over one run
Designed to combine two 10/100 Ethernet ports onto one Cat5/Cat5e cable run.
Pair-based installation
StarTech specifies one splitter at each end of the cable run.
Not for Gigabit
Official datasheet states it is not suitable for 1000Mbps Gigabit Ethernet.
13-inch cable
Uses 24AWG conductors and a PVC jacket.
- 2 × RJ45 female
- 1 × RJ45 male
- 10/100 Ethernet
- Lifetime warranty
Specifications
Verified specifications for StarTech RJ45SPLITTER.

General
| Warranty | Lifetime |
|---|
Hardware
| Number of conductors | 8 |
|---|---|
| Cable jacket material | PVC - Polyvinyl Chloride |
Performance and Requirements
| Network use | Two 10/100 Ethernet signals through one Cat5/Cat5e cable run |
|---|---|
| Gigabit Ethernet | Not supported |
| Installation requirement | Intended to be used in pairs; not a network switch |
Connectors
| Connector A | 1 × RJ-45 male |
|---|---|
| Connector B | 2 × RJ-45 female |
Physical Characteristics
| Colour | Beige |
|---|---|
| Wire gauge | 24 AWG |
| Cable length | 13.0 in [330 mm] |
| Product length | 13.0 in [33.0 cm] |
| Product width | 1.2 in [3.0 cm] |
| Product height | 1.0 in [2.5 cm] |
| Weight of product | 0.7 oz [21.0 g] |
Packaging and In the Box
| Package quantity | 1 |
|---|---|
| Package length | 6.2 in [15.8 cm] |
| Package width | 7.8 in [19.9 cm] |
| Package height | 1.3 in [3.2 cm] |
| Shipping weight | 1.1 oz [32.0 g] |
| Included in package | 1 × 2-to-1 RJ45 Splitter Cable Adapter - F/M |
| SKU | RJ45SPLITTER |
| Barcode # | 65030783347 |
| Brand | Startech |
| Shipping Weight | 0.0300kg |
| Shipping Width | 0.100m |
| Shipping Height | 0.050m |
| Shipping Length | 0.180m |
| Shipping Cubic | 0.000900000m3 |
StarTech.com warranty in Australia
This item is the Australian version supplied by DeviceDeal and is covered by the official StarTech.com Lifetime manufacturer warranty in Australia.
Please retain your DeviceDeal tax invoice as proof of purchase.
Warranty coverage and claims are subject to StarTech.com warranty terms, eligibility requirements and product assessment.
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