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used refurbished IBM 2857-003 EXN3000 NSeries SAS/SATA Expansion Unit

Essential Technologies is your essential source for new, used, refurbished, and recertified IBM NSeries EXN3000 2857-003 hardware. Whether it's a complete system, upgrades, drives, components, or parts, you can count on Essential to provide quality equipment that meets your IT objectives - and exceeds your expectations - every time.

All products are 100% original, tested, and guaranteed for your IBM on-site, or 3rd party maintenance agreements. Whether you have a specific system in mind, or if you need alternatives, we have the solution that's right for you.

We will also buy back your new or pre-owned IT equipment.

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Refurbished IBM 2857-003 EXN3000 SAS/SATA Expansion Unit - NSeries NAS

  • Provides Expansion for NSeries NAS Controllers
  • Supports up to 24 SAS or SATA drives
  • Drives available: 300GB, 450GB, 500GB, 600GB, 1TB, and 2TB
  • Supported on the following systems: N3400 (2859-A11, A21) and N3600 (2862-A10, A20)
  • Our refurbished 2857-003 EXN3000 units are tested, configured, and guaranteed for IBM maintenance

Drive Options

4015 (45E7953) 300GB SAS NSeries HDD Hard Disk Drive
4016 (45E7977) 450GB SAS NSeries HDD Hard Disk Drive
4017 (46X0886) 600GB SAS NSeries HDD Hard Disk Drive
4018 (45E7969) 500GB SATA NSeries HDD Hard Disk Drive
4020 (45E7973) 1TB SATA NSeries HDD Hard Disk Drive
4021 (46X1135) 2TB SATA NSeries HDD Hard Disk Drive