HPE

HPE Hewlett Packard Enterprise 431643-B21 PCIe mezzanine pass thru card

Name: HPE Hewlett Packard Enterprise 431643-B21 PCIe mezzanine pass thru card
Brand: HPE
SKU: 431643-B21
Price: 68 USD
Availability: InStock

MPN: 431643-B21·By: HPE

Part #:431643-B21RefurbishedIn stock

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HPE Hewlett Packard Enterprise 431643-B21 PCIe mezzanine pass thru card-

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Product overview

The Hewlett Packard Enterprise BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit, part number 431643-B21, is designed as a PCI Express mezzanine pass thru card option kit for BL c-Class environments. As a PCI Express mezzanine card, it provides a pass thru function at the mezzanine level, allowing PCI Express connectivity to be integrated into compatible systems where this form factor is required. The product is categorized among network adapters and PCI Express mezzanine cards, making it suitable for infrastructures standardizing on PCI Express mezzanine connectivity. With its BL c-Class SB40c designation, this option kit aligns with HPE blade-oriented deployments that utilize mezzanine expansion for connectivity or adapter requirements. The pass thru design focuses on providing a direct PCI Express connection path through the mezzanine interface, enabling straightforward integration within blade chassis or similar modular platforms that depend on mezzanine form factor option kits.

HPE BL c-Class SB40c PCI Express mezzanine design
PCI Express mezzanine pass thru card architecture
Option kit format for modular deployments
Aligned with BL c-Class style infrastructures
Categorized as a network adapter component
Identified precisely by SKU 431643-B21

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Featuring

Manufacturer part #	431643-B21
Brand	HPE
Condition	Refurbished
Model	BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit
Series	HP BladeSystem c-Class
Function	Provides PCI Express lane pass-through connectivity from server blade mezzanine connector to SB40c storage blade
Card Type	PCI Express mezzanine pass-thru
Technology	HP PCI Express Mezzanine pass-thru card for HP BladeSystem c-Class
Usage Role	Acts as a PCIe connectivity bridge between ProLiant server blades and SB40c storage blades within the same enclosure
Form Factor	Mezzanine card for HP c-Class blade servers
Intended Use	Required to support the HPE D2220sb Storage Blade with HPE c-Class BladeSystem enclosures
Product Code	431643-B21
Product Line	HP BL c-Class
Product Type	PCI Express mezzanine pass-thru card option kit
Required For	Required to support SB40c storage blade in HP BladeSystem c-Class enclosures
HP Marketing Text	HP PCI Express Mezzanine Pass-Thru Card for HP BladeSystem c-Class
BladeSystem Family	HP ProLiant and Storage blades within HP BladeSystem c-Class infrastructure
Option Part Number	431643-B21
HP Data-sheet Origin	Data-sheet created by HP
Mezzanine Slot Usage	Occupies one PCI Express mezzanine slot (mezzanine 3) on compatible server blades
Interconnect Fabric Type	Storage fabric connectivity for SB40c storage blade within c-Class enclosures
Power Use Classification	Low-power PCI Express mezzanine option card (no dedicated external power connectors; powered from mezzanine slot)
Compatibility Description	Mezzanine card option kit for HP BL c-Class SB40c storage blade solutions
Supported Devices (count)	4
Pass-Thru Connectivity Type	Direct PCI Express pass-thru connection rather than switched interconnect
Product Category Description	Miscellaneous option kit for HP BladeSystem c-Class enclosure infrastructure
Supported Storage Blade Model	HP StorageWorks SB40c storage blade
BladeSystem Enclosure Compatibility	HP BladeSystem c7000 Enclosure and HP BladeSystem c3000 Enclosure
Supported Storage Blade Option Part Number	411243-B21

Networking Ports & Interfaces

Interface	PCI Express x4
Interface Standard	PCI Express mezzanine interface for HP BladeSystem c-Class
Interface (Electrical)	PCI Express
Mezzanine Connector Location	Installs in mezzanine 3 connector in the server blade

Compatible systems

Confirmed as mezzanine pass-thru option kit for HPE BladeSystem c-Class SB40c and D2220sb storage blade solutions.

Hewlett Packard Enterprise HPE BladeSystem c-Class
Model: D2220sb Storage Blade
Form factor: Blade
HPE documentation lists 431643-B21 mezzanine card option kit as required to support the HPE D2220sb Storage Blade with c-Class BladeSystem enclosures.

Best for

BL c-Class blade environments
Suitable for deployments built around HPE BL c-Class infrastructure that require a mezzanine option kit, leveraging the BL c-Class SB40c PCI Express Mezzanine Pass Thru design for integration.
PCI Express mezzanine expansion
Appropriate for systems needing PCI Express functionality delivered via a mezzanine card, using the SB40c PCI Express mezzanine pass thru card option kit form factor.
Pass thru connectivity needs
Useful where a PCI Express pass thru approach is preferred, utilizing the mezzanine pass thru card option kit to provide a direct PCI Express connection path in compatible platforms.
Network adapter infrastructure
Fits environments that categorize adapters as network adapters using PCI Express mezzanine card option kits, aligning with infrastructures built around mezzanine based connectivity.
Modular server platforms
Applies to modular or blade style platforms that accept BL c-Class SB40c PCI Express mezzanine option kits, ensuring expansion through a standardized mezzanine pass thru card.

Frequently asked questions

What type of card is the HPE 431643-B21 option kit?

The 431643-B21 is the Hewlett Packard Enterprise BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit. It is categorized as a PCI Express mezzanine card within the broader network adapters category. This means it is intended for environments that use PCI Express mezzanine form factor cards rather than standard PCIe slots.

What is the primary function of the BL c-Class SB40c PCIe mezzanine pass thru card?

The primary function of the BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit is to act as a pass thru card at the PCI Express mezzanine level. The term pass thru indicates that it is designed to provide a direct PCI Express connection path through the mezzanine interface rather than additional switching features.

How is the 431643-B21 classified within typical IT hardware categories?

The 431643-B21 is classified under network adapters and further specified as a PCI Express mezzanine card, described as the BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit. This classification indicates that it is used as an adapter style component providing connectivity or I O expansion via a mezzanine pass thru design.

What does the BL c-Class SB40c designation indicate for this option kit?

The BL c-Class SB40c designation in the product name BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit indicates alignment with BL c-Class style infrastructures that use SB40c mezzanine based expansion. It helps differentiate this PCI Express mezzanine card from other mezzanine options targeting different system families or chassis types.

Why is the SKU 431643-B21 important when specifying this product?

The SKU 431643-B21 uniquely identifies the BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit from Hewlett Packard Enterprise. Using this exact SKU helps procurement and engineering teams avoid confusion with other PCI Express mezzanine cards or network adapters, ensuring consistent configurations across deployments and documentation.

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Manufacturer part #

431643-B21

Brand

HPE

Condition

Refurbished

Model

BL c-Class SB40c PCI Express Mezzanine Pass Thru Option Kit

Series

HP BladeSystem c-Class

Function

Provides PCI Express lane pass-through connectivity from server blade mezzanine connector to SB40c storage blade

Card Type

PCI Express mezzanine pass-thru

Technology

HP PCI Express Mezzanine pass-thru card for HP BladeSystem c-Class

Usage Role

Acts as a PCIe connectivity bridge between ProLiant server blades and SB40c storage blades within the same enclosure

Form Factor

Mezzanine card for HP c-Class blade servers

Intended Use

Required to support the HPE D2220sb Storage Blade with HPE c-Class BladeSystem enclosures

Product Code

431643-B21

Product Line

HP BL c-Class

Product Type

PCI Express mezzanine pass-thru card option kit

Required For

Required to support SB40c storage blade in HP BladeSystem c-Class enclosures

HP Marketing Text

HP PCI Express Mezzanine Pass-Thru Card for HP BladeSystem c-Class

BladeSystem Family

HP ProLiant and Storage blades within HP BladeSystem c-Class infrastructure

Option Part Number

431643-B21

HP Data-sheet Origin

Data-sheet created by HP

Mezzanine Slot Usage

Occupies one PCI Express mezzanine slot (mezzanine 3) on compatible server blades

Interconnect Fabric Type

Storage fabric connectivity for SB40c storage blade within c-Class enclosures

Power Use Classification

Low-power PCI Express mezzanine option card (no dedicated external power connectors; powered from mezzanine slot)

Compatibility Description

Mezzanine card option kit for HP BL c-Class SB40c storage blade solutions

Supported Devices (count)

Pass-Thru Connectivity Type

Direct PCI Express pass-thru connection rather than switched interconnect

Product Category Description

Miscellaneous option kit for HP BladeSystem c-Class enclosure infrastructure

Supported Storage Blade Model

HP StorageWorks SB40c storage blade

BladeSystem Enclosure Compatibility

HP BladeSystem c7000 Enclosure and HP BladeSystem c3000 Enclosure

Supported Storage Blade Option Part Number

411243-B21

Interface

PCI Express x4

Interface Standard

PCI Express mezzanine interface for HP BladeSystem c-Class

Interface (Electrical)

PCI Express

Mezzanine Connector Location

Installs in mezzanine 3 connector in the server blade