Crestron part number CNXHUB
The Crestron CNXHUB is a six-segment Cresnet hub used to build large Cresnet networks. Each of its six isolated segments supports 20 Cresnet devices and 3000 ft (914 m) of aggregate cable, and the hub needs no programming.
Price on request
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About the Crestron CNXHUB
Crestron notes that a Cresnet hub is ordinarily required for any Cresnet network with more than 20 devices or 3000 feet (914 metres) of cable. The CNXHUB divides the network into six isolated segments, and each segment supports up to 20 Cresnet devices and 3000 ft (914 m) of aggregate cable length, so a large system can be split into separate runs.
Cresnet is the communications backbone for many Crestron keypads, lighting controls, shade motors, thermostats, occupancy sensors and other devices that do not need the higher speed of Ethernet. It allows multiple devices to be wired together in parallel. The hub itself is powered from the Cresnet network and needs no programming.
The CNXHUB is single-space and half-width, and can be mounted in a 19-inch rack or under a table. Crestron also notes that an Ethernet to Cresnet bridge, the DIN-CENCN-2 or DIN-CENCN-2-POE, should be used for maximum Cresnet performance and reliability. When replacing a hub, reconnect each segment's cabling to its matching port so that every segment stays within its limits.
Key features
- Six isolated Cresnet segments
- 20 Cresnet devices per segment
- 3000 ft (914 m) aggregate cable length per segment
- Enables large Cresnet networks
- No programming required
- Powered from the Cresnet network
- Single-space, half-width 19-inch rack mountable
- Under-table mountable
CNXHUB specifications
| Segments | 6 isolated Cresnet segments |
|---|---|
| Devices | Up to 20 Cresnet devices per segment |
| Cable length | 3000 ft (914 m) aggregate per segment |
| Power | Cresnet network powered |
| Programming | None required |
| Mounting | Single-space, half-width 19-inch rack mountable, or under-table mountable |
| Ethernet to Cresnet bridge | DIN-CENCN-2 or DIN-CENCN-2-POE recommended by Crestron for maximum Cresnet performance and reliability |
Part numbers on this page
| Part number | Version | Price | Add |
|---|---|---|---|
| CNXHUB | Standard | On request |
Where the CNXHUB is used
Works with the CNXHUB
Crestron installed by 1Install
We supply, install and programme Crestron in homes and businesses across Ireland. These photos are from our own installations. See more in our projects, or budget a whole system with our Quote Builders for homes and meeting rooms.



Questions about the Crestron CNXHUB
What is the Crestron CNXHUB?
It is a six-segment Cresnet hub designed for configuring large Cresnet networks. It provides six isolated Cresnet segments, each supporting up to 20 Cresnet devices and 3000 ft (914 m) of aggregate cable length. It is powered from the Cresnet network and needs no programming.
When is a Cresnet hub needed?
Crestron states that a Cresnet hub is ordinarily required for any Cresnet network with more than 20 devices or 3000 feet (914 metres) of cable. The CNXHUB deals with this by dividing the network into six isolated segments, each with its own limit of 20 devices and 3000 ft of cable.
Does the CNXHUB need programming or a separate power supply?
No programming is required. Crestron describes the CNXHUB as Cresnet network powered, so it takes its power from the Cresnet network it serves. Each of its six isolated segments supports 20 Cresnet devices and 3000 ft (914 m) of aggregate cable.
How is the CNXHUB mounted?
It is a single-space, half-width unit that can be mounted in a 19-inch equipment rack. It can also be mounted under a table. Either way, each of its six segments supports its own set of up to 20 Cresnet devices.
What does Crestron recommend for maximum Cresnet performance?
Crestron's note on the CNXHUB says that an Ethernet to Cresnet bridge, the DIN-CENCN-2 or DIN-CENCN-2-POE, should be used for maximum Cresnet performance and reliability. Cresnet itself is the communications backbone for many Crestron keypads, lighting controls, shade motors, thermostats and occupancy sensors.
How much is the Crestron CNXHUB?
Crestron asks its dealers to give the price of the CNXHUB directly rather than publish it online. Add it to your quote list and we will send you a written quote, with delivery, and installation and programming if you need them.
Can 1Install supply, install and programme the CNXHUB?
Yes. 1Install is an authorised Crestron Elite Partner with offices in Skerries, Co. Dublin and Cork. We can supply the CNXHUB on its own, or install, set up and programme it as part of your system. Installation visits are €440 for 4 hours or €880 for a full day, plus VAT and travel.
Does the CNXHUB come with a warranty?
Yes. Everything we supply is new, genuine Crestron with Crestron's standard warranty. If the CNXHUB develops a fault, contact us and we will handle the claim with Crestron. If we installed it, our workmanship is guaranteed for the lifetime of the system.
Is the CNXHUB in stock?
We order Crestron for each quote, so availability depends on Crestron's stock at the time. We check it before we quote and put the expected delivery date on your quote, so you know where you stand before you pay.
Can I buy the CNXHUB without installation?
Yes. We supply Crestron to end users, with or without installation. Like most Crestron devices of this type, it needs setting up or programming before it works in a system, and we can quote for that too.
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