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Green low-profile PCIe card with two M.2 slots and metal bracket

DELL

DELL BOSS-S1 Boot Optimized Server Storage Adapter LP 61F54

SKU CH-DK12-R5DZC

Adds boot-optimised storage to compatible Dell PowerEdge servers including the R240, R250, R340, R440, R540, R640, R650, R6515, R6525, R740, R740XD, R740XD2, R7425, R750, R750XA, R7515, R7525, R840.

  • TypeRack
  • Boot-optimised storage for rapid server start-up
  • Low-profile adapter fits dense rack chassis
  • Compatible with PowerEdge R240, R440, R640, R740, R750 and R940XA
  • Tested components with updated firmware ensure reliability

Dell BOSS-S1 Boot Storage Adapter

The Dell BOSS-S1 is a low-profile adapter designed to provide dedicated boot storage for compatible Dell PowerEdge servers. It separates operating system drives from primary data volumes for simplified management. Supported platforms include the R240, R340, R440, R640, R740, R740XD, R750, R840 and R940XA models among others.

Compatibility and Use Case Limits

This card suits administrators deploying PowerEdge servers that require internal boot redundancy without consuming drive bays. It is not for systems outside the listed Dell models or for workloads needing general-purpose RAID acceleration. Buyers requiring additional data capacity or different form factors should evaluate alternative controller options.

Highlights

  • Boot-optimised storage for rapid server start-up
  • Low-profile adapter fits dense rack chassis
  • Compatible with PowerEdge R240, R440, R640, R740, R750 and R940XA
  • Tested components with updated firmware ensure reliability

Specifications

TypeRack

Questions about this item

How much heat does the BOSS-S1 61F54 add when running continuously in a PowerEdge R740?

The BOSS-S1 61F54 is a low-profile boot adapter with no active cooling; its heat contribution is minimal compared to main storage controllers in the R740 chassis.

Which server chassis and backplane must I already have to install the BOSS-S1 61F54?

You need a compatible PowerEdge server — such as R240, R340, R440, R540, R640, R650, R740, R740XD, R750, R750XA, R840, R940XA, XE8545 or XR2 — with an available BOSS-S1 slot on the motherboard or riser.

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