P28787-B21 — HPE Intel X710-DA2 Ethernet 10Gb 2-Port SFP+ Adapter
MPN: P28787-B21|By: HPE

In Stockships worldwide
- Condition:
- New — authorized channel
- Warranty:
- Full manufacturer warranty
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Product overview
The HPE Intel X710-DA2 Ethernet 10Gb 2-Port SFP+ Adapter is supplied under part number P28787-B21. Direct-attach copper is cheaper and lower latency than optics but is limited by length and by what each switch will accept. Tell us the two endpoints and we will say which of the two is right for the run.
If the part is wrong for your platform we will say so and suggest the one that is, which is cheaper for both of us than a return.
Featuring
- Capacity
- 10Gb
- Port Configuration
- 2-Port
- Manufacturer
- HPE
Physical characteristics
- Product Type
- Transceivers & Cables
- Expedited shipping options are available — rates confirmed with your quote.
- Purchase orders accepted from qualified institutions.
- Compatibility is validated against your server platform before dispatch. Send us the model and we will confirm support.
The table below is what the transceiver is documented as, not what we have inferred from the part number. If the figure you need is missing, ask and we will source it from the manufacturer.
Where the HPE P28787-B21 is deployed
- Swapping out a failed transceiver for P28787-B21 under change control
- Holding spare optics against a link-level SLA
- Cabling a new rack into an installed fabric
Who this part is for
- Integrators supplying the passive layer with a switch order
- Network teams matching optics at both ends of an existing link
- Procurement buying optics in quantity for a scheduled build
What you get ordering this from us
Ordered by part number
The order is placed against P28787-B21, not against a description of it, so there is no room for a substitution you did not agree to.
Compatibility checked
We confirm the part is supported on your platform before it ships, rather than leaving the check to you.
Reach checked against the run
Fibre type, connector and distance are checked together, so the optic suits the path and not just the port.
Questions buyers ask about this part
- Is P28787-B21 genuine and is the warranty intact?
- Yes. Supplied new and unopened, so the manufacturer warranty and firmware update path stay supported. No grey-market stock and no refurbished units sold as new.
- Will P28787-B21 work in my server?
- Tell us the switch at both ends of the link. Optics are frequently vendor-coded, so a module that is electrically correct can still refuse to come up; we confirm the coding for both ends before it ships.
- Do you accept purchase orders and quote at volume?
- Yes. Purchase orders are accepted from qualified organisations, net terms are available on approval, and tiered pricing applies at quantity. Tell us how many you need.
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Specifying a system, not just the part?
Optics and cabling are part of the fabric spec on a cluster build — both ends and the switch have to agree.
