Product comparison · 2 network transceiver modules

LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm vs LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm

Key differences

Maximum transfer distance
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:20000 m
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:40000 m
Tx power (min)
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:-8 dBmW
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:-3 dBmW
Tx power (max)
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:-3 dBmW
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:2 dBmW
Width
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:13.7 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:57 mm
Depth
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:56.5 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:12 mm
Height
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:8.95 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:13.7 mm
Package width
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:76 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:106 mm
Package depth
- 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm:50 mm
- 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm:20 mm

Differences highlightedShow differences only

Comparison of SFP-9321, SFP-9421
32 specifications	A LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 20km, TX 1310nm / RX 1550nm Model SFP-9321 View product	B LevelOne 1.25Gbps Single-mode BIDI SFP Transceiver, 40km, TX 1310nm / RX 1550nm Model SFP-9421 View product
Performance3 differ
Maximum transfer distanceDiffers	20000 m	40000 m
Tx power (min)Differs	-8 dBmW	-3 dBmW
Tx power (max)Differs	-3 dBmW	2 dBmW
Featuresidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	13.7 mm	57 mm
DepthDiffers	56.5 mm	12 mm
HeightDiffers	8.95 mm	13.7 mm
Packaging data4 differ
Package widthDiffers	76 mm	106 mm
Package depthDiffers	50 mm	20 mm
Package heightDiffers	130 mm	65 mm
Package weightDiffers	60 g	35 g

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.