J9281B vs J9281D, Which one to choose?

Both HPE J9281B and Aruba J9281D are SFP+ DAC cables. They with the nearly same specification, therefore most of us may be confused. Are they the same product? Can they replace with each other? What is the difference between J9281B vs J9281D, and where you can use each one? now let us make a comparison between HPE J9281B vs J9281D.

J9281B vs J9281D Comparison, What is the difference?

Now let us make a comparison on the detailed specification and price of J9281B and J9281D. the below table lists the main specification of J9281B and J9281D SFP+ DAC cable.

FeaturesJ9281BJ9281D
DescriptionHPE X242 10G SFP+ to SFP+ 1m DAC CableAruba 10G SFP+ to SFP+ 1m DAC Cable
AppearanceSameSame
Transceiver TypeSFP+ DAC CableSFP+ DAC Cable
WavelengthCopperCopper
Reach1 m1 m
Fiber TypeTwinax CableTwinax Cable
Connector TypeSFP+SFP+
Data Rate10 Gbps10 Gbps
Cabling TypeEthernet 10GBase-CUEthernet 10GBase-CU
DOM SupportNoNo
Operating Temperature0°C to 70°C (Commercial Grade)0°C to 70°C (Commercial Grade)
Storage Temperature-40°C to 85°C-40°C to 85°C
Compatibility2910al Series Switches J9145A J9146A J9147A J9148AJ9772A Aruba 2530 48G PoE+ Switch
J9773A Aruba 2530 24G PoE+ Switch
J9775A Aruba 2530 48G Switch
J9776A Aruba 2530 24G Switch
J9726A Aruba 2920-24G Switch
J9727A Aruba 2920 24G POE+ Switch
J9728A Aruba 2920 48G Switch
J9729A Aruba 2920 48G POE+ Switch
J9836A Aruba 2920-48G-POE+ 740W Switch
J9731A HPE 2920 2-Port 10GbE SFP+ Module
J9732A HPE 2920 2-port 10GBASE-T Module
J9733A HPE 2920 2-Port Stacking Module
JL258A Aruba 2930F 8G PoE+ 2SFP+ Switch
JL259A Aruba 2930F 24G 4SFP Switch
JL256A Aruba 2930F 48G PoE+ 4SFP+ Switch
JL557A Aruba 2930F 48G PoE+ 4SFP 740W Switch
JL558A Aruba 2930F 48G PoE+ 4SFP+ 740W Switch
JL261A Aruba 2930F 24G PoE+ 4SFP Switch
JL253A Aruba 2930F 24G 4SFP+ Switch
JL260A Aruba 2930F 48G 4SFP Switch
JL262A Aruba 2930F 48G PoE+ 4SFP Switch
JL255A Aruba 2930F 24G PoE+ 4SFP+ Switch
JL254A Aruba 2930F 48G 4SFP+ Switch
JL071A Aruba 3810M 24G 1-slot Switch
JL075A Aruba 3810M 16SFP+ 2-slot Switch
Power Consumption0.4 W0.4 W
Weight0.2 kg0.2 kg
Price (3rd Party Replacement)US$19.00US$19.00

Conclusion

HPE J9281B refers to the B revision of the SFP+ DAC cable. HPE Aruba J9281D refers to the D revision of the SFP+ DAC cable. J9281D is backward compatible with the J9281B. In fact, they have the same specification except for the software version. In most cases, you could buy J9281D to replace J9283B. Optcore offers high-performance 3rd party 10G SFP+ copper cable and 100% compatible with HPE J9281B and Aruba J9281D at a low price.

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