HP Aruba • SKU 721064-B21
HP Aruba 721064-B21 — HPE BladeSystem c-Class 40G QSFP+ to
HPE BladeSystem c-Class 40G QSFP+ to 4x10G SFP+ 3m Direct Attach Copper (DAC) splitter/breakout cable — passive twinax, 1x QSFP+ end breaking out to 4x SFP+ ends, for 40GbE-to-4x10GbE short-reach in-rack links.
- End-of-sale — refurbished only
Download HP Aruba datasheet ↗ via HPE QuickSpecs — HPE BladeSystem c-Class 40G QSFP+ to 4x10G SFP+ Direct Attach Copper Splitter Cable
What is the HP Aruba 721064-B21?
HPE BladeSystem c-Class 40G QSFP+ to 4x10G SFP+ 3m Direct Attach Copper (DAC) splitter/breakout cable — passive twinax, 1x QSFP+ end breaking out to 4x SFP+ ends, for 40GbE-to-4x10GbE short-reach in-rack links.
TFI supplies the 721064-B21 refurbished to South African businesses, each unit covered by warranty and optional SLA. As a B-BBEE Level 2 distributor we can quote stock, lead time and price — usually within the same business day.
Specifications
| type | Passive Direct Attach Copper (DAC) breakout/splitter twinax cable |
|---|---|
| connectors | 1x 40G QSFP+ to 4x 10G SFP+ (40GBASE-CR4 to 4x 10GBASE-CU) |
| length | 3 m (9.84 ft) |
| data rate | 40 Gbps aggregate; 10.3 Gbps per channel (10G per SFP+ leg) |
| compliance | SFF-8665 compliant, RoHS compliant |
| operating temperature | 0 C to 70 C |
| weight | approx 0.45 kg |
| eol status | Legacy BladeSystem-generation accessory; effectively end-of-life for new sales, still stocked new/refurbished by distributors |
End-of-life status
The 721064-B21 is end-of-sale
HP Aruba has declared the 721064-B21 end-of-sale, so it is no longer manufactured new. TFI supplies it professionally refurbished and tested.
Why refurbished still makes sense: a refurbished 721064-B21 delivers the same proven performance at a fraction of the new-equipment cost, backed by a TFI warranty and SLA. It is the practical choice for spares, expansion of an existing deployment, or extending the life of a network you are not ready to replace. Talk to us about a successor model if you are planning a refresh.
Frequently asked questions
- What is the HP Aruba 721064-B21?
- HPE BladeSystem c-Class 40G QSFP+ to 4x10G SFP+ 3m Direct Attach Copper (DAC) splitter/breakout cable — passive twinax, 1x QSFP+ end breaking out to 4x SFP+ ends, for 40GbE-to-4x10GbE short-reach in-rack links.
- Is the 721064-B21 still supported?
- The HP Aruba 721064-B21 has reached end-of-sale, so it is supplied refurbished. TFI back every refurbished unit with a warranty and SLA options, which makes it a cost-effective choice where the platform still fits your network.
- Can TFI deliver the 721064-B21 in South Africa?
- Yes. TFI is a South African distributor (B-BBEE Level 2) and ships the HP Aruba 721064-B21 nationwide. Send us the SKU and we come back with stock, lead time and price — usually the same business day.
Also in the HPE Aruba Networking CX 8100 Series
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487655-B21
HP Aruba HPE BladeSystem c-Class Small Form-Factor Pluggable 3m 10Gb Copper Cable
-
537963-B21
HP Aruba HPE BladeSystem c-Class Small Form-Factor Pluggable 5m 10Gb Copper Cable
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721076-B21
HP Aruba HPE (Compute) HPE BLc QSFP+ to 4x10G SFP+ AOC 15m Opt
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845416-B21
HP Aruba HPE (Compute) QSFP28 to 4xSFP28 3m Breakout Direct Attach Cable
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845420-B21
HP Aruba HPE (Compute) QSFP28 to 4x25G SFP28 7m AOC
Also compatible with
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HP Aruba > Networking CX Switches > HPE Aruba Networking CX 8320 Series > HPE Aruba Networking CX 8320 Switch Transceivers
/products/hp-aruba/networking-cx-switches/hpe-aruba-networking-cx-8320-series/hpe-aruba-networking-cx-8320-switch-transceivers/721064-b21-2/
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HP Aruba > Networking CX Switches > HPE Aruba Networking CX 8325 Series > HPE Aruba Networking CX 8325 Switch Transceivers
/products/hp-aruba/networking-cx-switches/hpe-aruba-networking-cx-8325-series/hpe-aruba-networking-cx-8325-switch-transceivers/721064-b21-3/
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HP Aruba > Networking CX Switches > HPE Aruba Networking CX 8360 v2 Series > HPE Aruba Networking CX 8360 v2 Switch Transceivers
/products/hp-aruba/networking-cx-switches/hpe-aruba-networking-cx-8360-v2-series/hpe-aruba-networking-cx-8360-v2-switch-transceivers/721064-b21-4/
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HP Aruba > Data Center Switches > HPE Virtual Connect Modules > HPE Virtual Connect FlexFabric 10Gb/24-Port Module (571956-B21) Parts
/products/hp-aruba/data-center-switches/hpe-virtual-connect-modules/hpe-virtual-connect-flexfabric-10gb-24-port-module-571956-b21-parts/721064-b21-5/
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HP Aruba > Data Center Switches > HPE Virtual Connect Modules > HPE Virtual Connect FlexFabric 20/40 F8 Module (691367-B21) Parts
/products/hp-aruba/data-center-switches/hpe-virtual-connect-modules/hpe-virtual-connect-flexfabric-20-40-f8-module-691367-b21-parts/721064-b21-6/
Verification sources (7)
- https://buy.hpe.com/us/en/options/cables-cable-kits/direct-attach-copper-active-optical-cables/direct-attach-copper-cables/hpe-direct-attach-copper-cables/hpe-bladesystem-c-class-40g-qsfp-to-4x10g-sfp-3m-direct-attach-copper-splitter-cable/p/721064-B21
- https://www.hpe.com/us/en/collaterals/collateral.c04312722.html
- https://atgbics.com/products/721064-b21-hpe-r-compatible-direct-attach-copper-breakout-cable-40gbase-cu-qsfp-to-4x10gbase-cu-sfp-passive-twinax-3m
- https://www.provantage.com/hpe-721064-b21~7CMPT61A.htm
- https://itprice.com/hp/721064-b21.html
- https://www.addonnetworks.com/products/dacs-aocs/hp/qsfpplus-to-4xsfpplus/40gbase/721064-b21-ao
- https://www.storagepartsdirect.com/hpe-721067-b21-40g-qsfp-4x10g-5m-direct-attach-copper-splitter-cable/
Need pricing on 721064-B21?
Send us the SKU. We come back with stock, lead time and price — typically within the same business day.