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Silicon Power

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Affordable Upgrade for Everyone

Affordable Upgrade for Everyone

The Ace A55 is a standout choice for budget-conscious buyers, offering one of the most cost-effective SSD models. With its advanced SATA III 6Gb/s interface and wallet-friendly price, upgrading your old computer is both easy and affordable.

Wide range of storage capacities

Wide range of storage capacities

128GB / 256GB / 512GB / 1TB / 2TB / 4TB / 8TB / 16TB
There has to be one perfect choice for you!

Give Your System A Boost

Give Your System A Boost

With 3D NAND flash, the Ace A55 offers excellent stability, durability, and performance. Picture fast 10-second boot-ups, quick app launches, and faster data transfers than traditional HDDs, perfect for both productivity and entertainment.

A Multi-Purpose Upgrade

A Multi-Purpose Upgrade

Upgrade your experience with the Ace A55 and feel the difference everywhere you go—at home, at work, at school, or beyond. Make everything you do faster with this simple but powerful enhancement.

Slim Fit, Wide Compactibility

Slim Fit, Wide Compactibility

Discover the Ace A55, a sleek 7mm marvel designed to effortlessly slide into the most compact spaces. Perfect for laptops and tight-fitting systems, it brings a sophisticated touch to any setup where space is at a premium.

Enduring Excellence, Always

Enduring Excellence, Always

The Ace A55 doesn't just offer top-notch performance—it ensures it will last. With a solid 3-year warranty, your investment is protected, giving you peace of mind as technology changes and evolves over the years.

Specifications

  • Capacity
  • 128GB, 256GB, 512GB, 1TB, 2TB, 4TB, 8TB, 16TB
  • Dimensions
  • 100.0 x 69.9 x 7.0mm
  • Interface
  • SATA III
  • Weight
  • 63g (max.)
  • Performance Read(max.)
  • 460 MB/s(128GB, 256GB)
    500 MB/s(512GB, 1TB, 2TB, 4TB, 8TB, 16TB)
  • Performance Write(max.)
  • 360 MB/s(128GB)
    450 MB/s(256GB, 512GB, 1TB, 2TB, 4TB, 8TB, 16TB)
  • Operation Voltage
  • 5V
  • MTBF (est)
  • 1,500,000 hours
  • Vibration Resistance Test
  • 20G
  • Shock Resistance Test
  • 1500G Max
  • Certification
  • CE / FCC / ROHS / BSMI / C-TICK / KC / EAC
  • Warranty
  • 3 years
    *The SSD warranty is based on the TBW or Warranty period. Please click here for more information about Silicon Power Warranty Policy.
  • Note
  • Performance results may vary, depending on system platform, software, interface and capacity.

Features

  • Adopts 3D NAND flash and \"SLC Cache technology\" to improve overall performance
  • 15 x faster than a standard 5400 HDD with SATA III 6Gb/s interface
  • 7 mm slim design suitable for ultrabooks and ultra-slim laptops
  • Supports TRIM command and Garbage Collection technology
  • NCQ and RAID ready
  • ECC technology to guarantee reliable data transmission
  • S.M.A.R.T. monitoring system
  • Low power consumption, shock and vibration-proof, noiseless and low latency
  • Free download of SP ToolBox to easily obtain disk information such as self-monitoring analysis report, extent of consumption and SSD diagnostics

Order Information

Ace A55

128GB
  • SPJ128GBSS3A55B
  • SP128GBSS3A55S25
256GB
  • SP256GBSS3A55S25
  • SPJ256GBSS3A55B
512GB
  • SP512GBSS3A55S25
  • SPJ512GBSS3A55B
1TB
  • SP001TBSS3A55S25
  • SPJ001TBSS3A55B
2TB
  • SPJ002TBSS3A55B
  • SP002TBSS3A55S25
4TB
  • SPJ004TBSS3A55B
  • SP004TBSS3A55S25
8TB
  • SP008TBSS3A55S25
  • -
16TB
  • SP016TBSS3A55S25
  • -

Download

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NameName Language Ios Date  
Recuva File Recovery Software Multi-language Windows 10, 8.1, 7, Vista and XP. Including both 3 2016/09
SP ToolBox English Win 7, 8, 8.1, 10,11 2025/06
firmware
NameName Language Ios Date  
SSD Firmware Update Software English Windows 2018/03
manual
NameName Language Ios Date  
SSD Firmware Update Software Manual English 2016/08
SSD Installation Guide Multi-Language 2020/08
SSD Installation Manual English For Notebook 2011/10
SSD Installation Manual English For Desktop 2011/10
SP Toolbox Consumer Manual English Win 7, 8, 8.1, 10 2017/01
SP Toolbox Industrial Manual English Win 7, 8, 8.1, 10 2017/01
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