Product comparison · 2 network transceiver modules

LevelOne 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm vs LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm

30specifications compared
7differ
23identical
2known for one product only

Key differences

Maximum data transfer rate
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:155 Mbit/s
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:1250 Mbit/s
Maximum transfer distance
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:40000 m
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:10000 m
Tx power (min)
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:-8 dBmW
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:-9 dBmW
Networking standards
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:IEEE 802.3ah
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:IEEE 802.3z
Depth
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:56.5 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:56.6 mm
Package width
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:75 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:76 mm
Package depth
- 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:51 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm:50 mm

Side by side

Differences highlightedShow differences only

Comparison of SFP-7421, SFP-9221
32 specifications	A LevelOne 155Mbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm Model SFP-7421 View product	B LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 10km, TX 1310nm / RX 1550nm Model SFP-9221 View product
Performance4 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rateDiffers	155 Mbit/s	1250 Mbit/s
Interface type	SFP	SFP
Single-mode fiber (SMF) supported	Yes	Yes
Fiber optic connector	LC	LC
Maximum transfer distanceDiffers	40000 m	10000 m
Tx power (min)Differs	-8 dBmW	-9 dBmW
Tx power (max)	-3 dBmW	-3 dBmW
Networking standardsDiffers	IEEE 802.3ah	IEEE 802.3z
Auto MDI/MDI-XKnown for one	No	Unknown — not stated by the source
Fiber ports quantity	1	1
Fiber cable diameters supported (core/cladding)Known for one	Unknown — not stated by the source	9/125 µm
Featuresidentical
Hot-swap	Yes	Yes
Poweridentical
Input voltage	3.3 V	3.3 V
Maximum voltage	6 V	6 V
Maximum current	0.3 A	0.3 A
Certificatesidentical
Compliance certificates	RoHS	RoHS
Safety	EN 60825-1	EN 60825-1
Certification	CE, FCC	CE, FCC
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Weight & dimensions1 differ
Width	13.7 mm	13.7 mm
DepthDiffers	56.5 mm	56.6 mm
Height	8.95 mm	8.95 mm
Weight	20 g	20 g
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Packaging data2 differ
Package widthDiffers	75 mm	76 mm
Package depthDiffers	51 mm	50 mm
Package height	130 mm	130 mm
Package weight	60 g	60 g
Logistics dataidentical
Harmonized System (HS) code	85369010	85369010

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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