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Crestron part number SFP-1G-BX-D
The Crestron SFP-1G-BX-D is a 1000BASE-BX10 SFP transceiver that adds single-mode fibre network connectivity to a DM NVX series encoder or decoder. It is the downlink module of the BX pair, working over one simplex fibre with a single LC connector at up to 10 km (6.2 mi).
Limited supply at Crestron
Price on request
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About the Crestron SFP-1G-BX-D
Crestron's SFP-1G modules are for DigitalMedia NVX series network AV encoder/decoder boxes and cards, providing 1000BASE-X Gigabit Ethernet over fibre. The SFP-1G-BX-D follows 802.3ah 1000BASE-BX10 and uses single-mode fibre per ITU-T Rec. G.652. Crestron's table lists 1490 nm for this module, the product description gives 1490/1310 nm, and the listed colour is purple.
The -D suffix marks a downlink transceiver and -U an uplink. Crestron says the uplink is typically fitted at the DM-NVX device and the downlink at the network switch, although the reverse also works. An uplink cannot connect to another uplink, and a downlink cannot connect to another downlink, so an SFP-1G-BX-D must face an uplink transceiver, such as the SFP-1G-BX-U, at the other end.
The module is hot-swappable to minimise downtime. When replacing a failed module, check the part number of the module at each end of the fibre. The SFP-1G-BX-D needs single-mode fibre with a single LC connection, unlike the SFP-1G-SX and SFP-1G-LX, which use dual LC connectors.
Key features
- SFP transceiver for DM NVX series encoders and decoders
- 1000BASE-BX10 (802.3ah) Gigabit Ethernet
- Simplex single-mode fibre, single LC connector
- 1490/1310 nm, downlink version
- Up to 10 km (6.2 mi)
- Pairs with an uplink transceiver such as the SFP-1G-BX-U
- Hot-swappable to minimise downtime
SFP-1G-BX-D specifications
| Type | SFP transceiver module, 1000BASE-X Gigabit Ethernet |
|---|---|
| Standard | 802.3ah, 1000BASE-BX10 |
| For use with | DM NVX series network AV encoder/decoder boxes and cards |
| Fibre | Single-mode (SMF), simplex, per ITU-T Rec. G.652 |
| Wavelength | 1490 nm (described as 1490/1310 nm) |
| Connector | Single LC |
| Maximum distance | 10 km (6.2 mi) |
| Link role | Downlink; connects to an uplink (-U) transceiver |
| Colour | Purple |
| Hot-swappable | Yes |
Part numbers on this page
| Part number | Version | Price | Add |
|---|---|---|---|
| SFP-1G-BX-D | Simplex single-mode, downlink Limited supply | On request |
Where the SFP-1G-BX-D is used
Works with the SFP-1G-BX-D
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 SFP-1G-BX-D
What is the Crestron SFP-1G-BX-D?
It is an SFP transceiver module that adds fibre optic network connectivity to a DM NVX series encoder/decoder. It is a 1000BASE-BX10 downlink module for simplex single-mode fibre, using a single LC connector and rated up to 10 km (6.2 mi).
What is the difference between the SFP-1G-BX-D and SFP-1G-BX-U?
The -D suffix denotes a downlink transceiver and the -U an uplink. Crestron says the uplink is typically fitted at the DM-NVX device and the downlink at the switch, although the reverse will work. Two uplinks or two downlinks cannot be connected to each other, so each link needs one of each.
What fibre does the SFP-1G-BX-D need?
It uses simplex single-mode fibre per ITU-T Rec. G.652, with a single LC connector, so the link needs only one fibre. Crestron's table lists the wavelength as 1490 nm and the maximum distance as 10 km (6.2 mi).
How can I identify an SFP-1G-BX-D?
Crestron's table lists the SFP-1G-BX-D in purple, while the SFP-1G-BX-U and SFP-1G-LX are listed in blue. It also has a single LC connector, where the SFP-1G-SX and SFP-1G-LX use dual LC connectors. Check the part number on the module to be sure.
Is the SFP-1G-BX-D hot-swappable?
Yes. The SFP-1G series modules are hot-swappable to minimise downtime. The SFP-1G-BX-D supports 1000BASE-X Gigabit Ethernet for DigitalMedia NVX series boxes and cards, and it should face an uplink module at the other end of the fibre.
How much is the Crestron SFP-1G-BX-D?
Crestron asks its dealers to give the price of the SFP-1G-BX-D 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 SFP-1G-BX-D?
Yes. 1Install is an authorised Crestron Elite Partner with offices in Skerries, Co. Dublin and Cork. We can supply the SFP-1G-BX-D 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 SFP-1G-BX-D come with a warranty?
Yes. Everything we supply is new, genuine Crestron with Crestron's standard warranty. If the SFP-1G-BX-D 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 SFP-1G-BX-D in stock?
Crestron lists the SFP-1G-BX-D as limited supply, so availability can change quickly. We check stock with Crestron before we quote and put the expected delivery date on your quote. If you need several, ask early.
Can I buy the SFP-1G-BX-D without installation?
Yes. We supply Crestron to end users, with or without installation. If you are not sure it suits your system, send us the part numbers you already have and we will check.
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