HPE P47781-B21 MR416i-o Gen11 x16 Lanes 8GB Cache OCP SPDM Storage Controller
SKU P47781-B21
HPE P47781-B21 MR416i-o Gen11 x16 Lanes 8GB Cache OCP SPDM Storage Controller for compatible HPE ProLiant Gen11 servers. Ideal for RAID configurations, internal storage, server builds, upgrades, repairs and spare stock.

Quick spec
- Brand
- HPE
- Availability
- In stock
- Delivery
- Dispatch confirmed by email
ex VAT · UK trade-direct
£1,116.00 inc VAT
- 4 UK business-hour response target
- SKU and supplier recorded
- UK and EU shipping
Before you order
- Compatibility checked
- We check the server vendor, region, edition and core count where relevant.
- Quote you can forward
- Each line shows price, availability, lead time and supplier caveats.
- Order record
- We record the exact SKU and supplier against the order.
Need bulk pricing or a custom configuration? Get a quote
ex VAT · UK trade-direct
£1,116.00 inc VAT
- 4 UK business-hour response target
- SKU and supplier recorded
- UK and EU shipping
Before you order
- Compatibility checked
- We check the server vendor, region, edition and core count where relevant.
- Quote you can forward
- Each line shows price, availability, lead time and supplier caveats.
- Order record
- We record the exact SKU and supplier against the order.
Need bulk pricing or a custom configuration? Get a quote
Overview
What's included.
he HPE P47781-B21 MR416i-o is a Gen11 storage controller designed for compatible HPE ProLiant servers. It provides high-performance internal storage control for business-critical server builds, storage upgrades, RAID configurations and replacement requirements.
The MR416i-o is an OCP storage controller with x16 lanes, 8GB cache and SPDM security support, making it a strong option for HPE Gen11 server configurations that require dependable RAID performance and storage management.
Key Features
- HPE part number: P47781-B21 Model: HPE MR416i-o Gen11 Controller type: Storage / RAID controller Interface: OCP Host lanes: x16 lanes Cache: 8GB Security: SPDM support Based on Broadcom MegaRAID technology Designed for compatible HPE ProLiant Gen11 servers Suitable for internal server storage and RAID configurations
- Ideal for server builds, upgrades, repairs and spare stock
- Product Overview The HPE MR416i-o Gen11 Storage Controller is used to manage internal storage in compatible HPE ProLiant Gen11 servers. It is commonly selected for demanding server environments where storage reliability, RAID functionality and performance are important.
- This controller is well suited to workloads such as virtualisation, database servers, file services, backup systems, application servers and general datacentre infrastructure. With its 8GB cache and x16 lane design, the MR416i-o is a stronger option than lower-cache controllers where additional storage performance and resilience are required.
Ready when you are
Send your spec.
We'll take it from here.
Tell us what you need — HPE ROK, DDR5 modules, Oracle licences, or a full server build — and we aim to respond within 4 UK business hours.
HPE P47781-B21 MR416i-o Gen11 x16 Lanes 8GB Cache OCP SPDM Storage Controller
£930.00 ex VAT


