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IMPORTANT: Direct Attach over Copper (DAC) cables have a minimum bend radius of typically
4x the diameter of the cable (approximately a 1" bend radius). Handle DAC cables carefully to
ensure that you do not crimp or bend the cable beyond a 1" radius, otherwise, you risk
damaging the cable.
Models, specifications, and compatibility
The specifications for Revision D transceiver products are the same as the specified Revision A, B, and C
SKUs. Where support for a Revision A, B, or C transceiver existed, Revision D parts are also supported.
Table 38: Specifications for SFP+ DAC cables
Product name (SKU)
HPE X242 10G SFP+ to SFP+ 1m DAC Cable (J9281B)
Aruba 10G SFP+ to SFP+ 1m DAC Cable (J9281D)
HPE X242 10G SFP+ to SFP+ 3m DAC Cable (J9283B)
Aruba 10G SFP+ to SFP+ 3m DAC Cable (J9283D)
HPE X242 10G SFP+ to SFP+ 7m DAC Cable (J9285B)
Aruba 10G SFP+ to SFP+ 7m DAC Cable (J9285D)
The following DAC cables are offered by HPE Servers and Systems and ordered using the specified part
number (these cables may not be available to order for Aruba-only partners). See the SERVER NETWORKING
TRANSCEIVER AND CABLE COMPATIBILITY MATRIX for compatibility with HPE interconnect products (on
hpe.com, search for "server networking transceiver and cable compatibility support matrix").
Table 39: Specifications for HPE SFP28 copper cables
Product name (SKU)
HPE BLc 10G SFP+ SFP+ 3m DAC Cable(487655-
B21)
HPE BLc 10G SFP+ SFP+ 5m DAC Cable (537963-
B21)
Table 40: Compatibility for the SFP+ copper cables
Product name
1850 Switch Series
2530 Switch Series
2540 Switch Series
Chapter 5 SFP+ modules
SKU
Minimum software required
(J9281B/J9281D, J9283B/J9283D,
J9285B/J9285D)
JL169A
All
J9853A, J9854A,
All
J9855A, J9856A
JL354A, JL355A,
All (J9281B/J9281D and J9283B/
JL356A, JL357A
J9283D only. See comments for
exception)
Cable length
1 m (3.28 ft)
3 m (9.84 ft)
7 m (22.97 ft)
Cable length
3m (9.84 ft)
5m (16.40 ft)
Data rate
10.31 Gbps
Data rate
10 Gbps
Comments
Unlisted models lack SFP+
ports.
Unlisted models do not
have SFP+ ports.
J9285B/J9285D or any type
of 7m DAC is not supported
in any of these series.
Table Continued
43
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