ATTO Celerity FC-321P

ATTO Celerity FC-321P

Single-Port 32Gb Gen 7 Fibre Channel PCIe 4.0 HBA With SFP+

The ATTO Celerity FC-321P is a single-port 32Gb Gen 7 Fibre Channel host bus adapter for high-performance SAN connectivity over a PCIe 4.0 x8 host interface.

It includes one 32Gb LC SFP+ optical transceiver and supports 32Gb, 16Gb and 8Gb Fibre Channel infrastructure.

  • 1 x 32Gb Fibre Channel port with LC SFP+ optic included.
  • PCIe 4.0 x8 low-profile host adapter.
  • Up to 3,200MB/s maximum transfer rate per port.
  • Gen 7 features including Silicon Root of Trust and Fast Path latency optimisation.
Category: Fibre Channel PCIe Cards, Fibre Channel HBAs
SKU: CTFC-321P-000
Brand: ATTO Technology

£ 2,117.95 | £ 2,541.54 inc VAT

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ATTO Celerity FC-321P – Product Overview

Gen 7 32Gb Fibre Channel

The Celerity FC-321P provides a single 32Gb Gen 7 Fibre Channel connection for modern SAN storage, virtualised infrastructure and media workflows that require low latency and predictable throughput.


PCIe 4.0 x8 Host Interface

The low-profile adapter uses an x8 PCIe 4.0 host interface, matching current server and workstation platforms while retaining a compact installation footprint.


Backward-Compatible SAN Connectivity

The 32Gb port auto-negotiates with 16Gb and 8Gb Fibre Channel infrastructure. ATTO specifies point-to-point and direct fabric/switch attach support with 80 buffer credits.


Gen 7 Security And Latency Features

ATTO combines Advanced Data Streaming (ADS™) with Fast Path architecture, Silicon Root of Trust firmware authentication, NPIV and Virtual Fabric support. ATTO360 Storage and ConfigTool utilities provide configuration, tuning and diagnostics.

ATTO Celerity FC-321P – Key Features

  • Single 32Gb Gen 7 Fibre Channel port.
  • Includes one 32Gb LC SFP+ optical transceiver.
  • PCIe 4.0 x8 host interface.
  • Low-profile form factor.
  • Backward compatible with 16Gb and 8Gb Fibre Channel.
  • Up to 3,200MB/s maximum transfer rate per port.
  • 80 buffer credits.
  • ATTO Advanced Data Streaming (ADS™) technology.
  • Fast Path architecture for latency improvement.
  • Silicon Root of Trust for firmware authentication.
  • NPIV and Virtual Fabric support.
  • Trunking support with Brocade switches.
  • Typical operating power: 9.8W.
  • Three-year standard warranty.

ATTO Celerity FC-321P – Technical Specifications

ModelATTO Celerity FC-321P
SKUCTFC-321P-000
GenerationGen 7 Fibre Channel
Fibre Channel Ports1
Fibre Channel Speed32Gb/s; auto-negotiates to 16Gb/s and 8Gb/s
Optical InterfaceLC SFP+
Included Optics1 x 32Gb LC SFP+ transceiver
Maximum Transfer Rate3,200MB/s per adapter / port
Host InterfacePCIe 4.0 x8
Form FactorLow profile
TopologiesPoint-to-point and direct fabric/switch attach
Buffer Credits80
FeaturesADS™, Fast Path, Silicon Root of Trust, NPIV, Virtual Fabric, Brocade trunking
ManagementATTO360 Storage; ATTO ConfigTool; ATTO vConfigTool; command-line tools
Supported Operating SystemsWindows, Windows Server, Linux, illumos, VMware, FreeBSD, macOS
Dimensions6.595 x 2.709 in
Operating Temperature0°C to 55°C
Storage Temperature-40°C to 70°C
Operating Humidity10% to 90% non-condensing
Typical Power9.8W
ComplianceRoHS; TAA compliant
Warranty3 years

ATTO Technology Delivery Information

Generally, next working day delivery services (UK Mainland) are available on standard ATTO Technology Delivery orders placed before 2 pm (subject to stock availability).

Non-timed deliveries should be delivered between 9 am and 6 pm.

Orders placed after 2 pm on Fridays and weekends will be processed as normal the following Monday.

Orders placed on Bank Holidays will be processed the next working day.

If urgent, please call one of our helpful account managers so they may double check everything for you, enabling you to place your order with confidence.

Please note: these product details are for guide purposes only, and may contain errors.

We always recommend double-checking the product specs and features on the manufacturer website, or contact us if unsure before ordering.

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