Part BK840A is compatible in the following Models:

Aruba 2530 Switch Series

HPE 2530-48G-PoE+ Switch - J9772A
HPE 2530-24G-PoE+ Switch - J9773A
HPE 2530-48G Switch - J9775A
HPE 2530-24G Switch - J9776A
HPE 2530-48-PoE+ Switch - J9778A
HPE 2530-24-PoE+ Switch - J9779A
HPE 2530-8-PoE+ Switch - J9780A
HPE 2530-48 Switch - J9781A
HPE 2530-24 Switch - J9782A
HPE 2530-24 Switch - J9782AR
HPE 2530-8-PoE+ Internal PS Switch - JL070A

Aruba 2620 Switch Series

HPE 2620-24 Switch - J9623A
HPE E2620-24 PPoe+ Switch - J9624A
HPE 2620-24-PoE+ Switch - J9625A
HPE 2620-48 Switch - J9626A
HPE 2620-48-PoE+ Switch - J9627A

Aruba 2920 Switch Series

HPE 2920-24G Switch - J9726A
HPE 2920-24G-POE+ Switch - J9727A
HPE 2920-24G-POE+ Switch - J9727AR
HPE 2920-48G Switch - J9728A
HPE 2920-48G-POE+ Switch - J9729A
HPE 2920-48G-POE+ Switch - J9729AR
HPE 2920-48G-POE+ Switch/S-Buy - J9729AS
HPE 2920-48G-POE+ 740W Switch - J9836A

Aruba 5400 zl Switch Series

HPE E5406-44G-PoE+/2XG v2 zl Swch w Pm SW - J9533A
HPE 5406 8p10GT 8p10GE Switch and Power Supply - J9866A

HPE 1400 Switch Series

ProCurve Switch 1400-24 G - J9078A

HPE 1700 Switch Series

ProCurve Switch 1700-24 - J9080A

HPE 1905 Switch Series

HPE V1905-24 Switch - JD990A

HPE 2510 Switch Series

ProCurve 2510G-24 Switch - J9279A
ProCurve 2510G-48 Switch - J9280A
HPE 2510-48G Switch Smart Buy - J9280AS

HPE 4500 Switch Series

HPE E4500-24 Switch - JE045A
HPE E4500-48 Switch - JE046A
HPE E4500-24-PoE Switch - JE047A
HPE E4500-48-PoE Switch - JE048A

HPE MSM Controller Series

HPE MSM720 ACCESS CONTROLLER (WW) - J9693A
HPE MSM720 PREMIUM MOBILITY CNTLR (WW) - J9694A
HPE MSM720 TAA ACCESS CONTROLLER - J9695A
HPE MSM720 TAA PREMIUM MOBILITY CNTLR - J9696A

HPE OfficeConnect 1810 Switch Series

HPE V1810-48G Switch - J9660A
HPE 1810-24 Switch - J9801A
HPE 1810-24G Switch - J9803A

HPE ProCurve 1800 Switch series

ProCurve Switch 1800-24G - J9028B

HPE ProCurve 2900 Switch series

ProCurve 2900-24G Switch - J9049A
ProCurve 2900-48G Switch - J9050A

HPE Switch Gigabit Copper Modules

ProCurve Switch 5400zl 20p 10/100/1000 + 4p Mini-G - J8705A
ProCurve Switch 5400zl 20p 10/100/1000 + 4p Mini-G - J8705AZ
HPE ProCurve 20-Port 10/100/1000 PoE+/4-Port MiniGB - J9308A
HPE ProCurve 20-Port 10/100/1000 PoE+/4-p - J9308AZ
HPE 20-port GT PoE+/4-port SFP v2 zl Mod - J9535A
HPE 20-port Gig-T / 2-port SFP+ v2 zl Mod - J9548A
HPE 20-port Gig-T / 4-port SFP v2 zl Mod - J9549A
HPE 12p Gig-T PoE+/12p SFP v2 zl Mod - J9637A

HPE Switch SFP+ Modules

HPE 8-port 10-GbE SFP+ v2 zl Module - J9538A
HPE 2920 2-port 10GbE SFP+ Module - J9731A

HPE Switch Transceiver Modules

ProCurve Switch 5400zl 24p Mini-GBIC Module - J8706A
ProCurve Switch 5400zl 24p Mini-GBIC Module - J8706AZ
HPE 24-port SFP v2 zl Module - J9537A