Product comparison · 2 network transceiver modules

StarTech.com Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF) vs StarTech.com Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF)

32specifications compared
12differ
20identical
0known for one product only

Key differences

SFP transceiver standard
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):BX-D
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):BX-U
Maximum transfer distance
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):20000 m
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):40000 m
Tx wavelength (max)
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1330 nm
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1270 nm
Rx wavelength (max)
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1270 nm
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1330 nm
Compatible products
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):SFP-10G-BX-D-20
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):SFP-10G-BX-U-40
Power consumption (typical)
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1 W
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):1.6 W
Package width
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):94 mm
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):92 mm
Package depth
- Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):114 mm
- Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF):117 mm

Side by side

Differences highlightedShow differences only

Comparison of SFP-10G-BX-D-20-ST, SFP-10G-BX-U-40-ST
32 specifications	A StarTech.com Cisco SFP-10G-BX-D-20 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF) Model SFP-10G-BX-D-20-ST View product	B StarTech.com Cisco SFP-10G-BX-U-40 Compatible SFP+ Module - 10GBASE-BX - 10 GbE Gigabit Ethernet BiDi Fiber (SMF) Model SFP-10G-BX-U-40-ST View product
Performance4 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rate	10000 Mbit/s	10000 Mbit/s
Interface type	SFP+	SFP+
Single-mode fiber (SMF) supported	Yes	Yes
Multi-mode fiber (MMF) supported	No	No
Fiber optic connector	LC	LC
SFP transceiver standardDiffers	BX-D	BX-U
Maximum transfer distanceDiffers	20000 m	40000 m
Tx wavelength (max)Differs	1330 nm	1270 nm
Rx wavelength (max)Differs	1270 nm	1330 nm
Digital Diagnostics Monitoring (DDM)	Yes	Yes
Features1 differ
Product colour	Silver	Silver
Hot-swap	Yes	Yes
Brand compatibility	Cisco	Cisco
Compatible productsDiffers	SFP-10G-BX-D-20	SFP-10G-BX-U-40
Power1 differ
Power consumption (typical)Differs	1 W	1.6 W
Certificatesidentical
Compliance certificates	RoHS	RoHS
Certification	CE, FCC, REACH	CE, FCC, REACH
Weight & dimensionsidentical
Width	58.4 mm	58.4 mm
Depth	14 mm	14 mm
Height	12.6 mm	12.6 mm
Weight	24 g	24 g
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Packaging data3 differ
Package widthDiffers	94 mm	92 mm
Package depthDiffers	114 mm	117 mm
Package heightDiffers	32 mm	33 mm
Package weight	50 g	50 g
Logistics data3 differ
Master (outer) case widthDiffers	94 mm	92 mm
Harmonized System (HS) code	85369010	85369010
Master (outer) case lengthDiffers	115 mm	117 mm
Master (outer) case heightDiffers	32 mm	33 mm
Products per master (outer) case	1 pc(s)	1 pc(s)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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