2U server colocation means hosting your 2U rackmount server in a shared rack in Istanbul, built to Tier 3 standards. The SistemDC Business plan starts at 5,500₺/mo (excluding VAT); 33 TB of traffic, 1 A / 220 W, 2× IPv4, Advanced DDoS and free KVM are included.
Quick summary: 2U · 5,500₺/mo · 33 TB · 2× IPv4 · Advanced DDoS · free setup · the most popular plan
A 2U case offers more disk bays, cooling and expansion room. Storage, backup nodes or servers with higher core counts are often 2U. For the size calculation, see the rack unit guide.
Monthly 5,500₺. 3 / 6 / 12-month prepayment discounts appear at the order step. Free setup; excluding VAT.
Current list for comparison and quoting (excluding VAT, July 2026):
| Plan | Space | Power | Price |
|---|---|---|---|
| Starter | 1U | 1A / 220W | 4,500₺/mo |
| ATX | ATX shelf | 1A / 220W | 4,500₺/mo |
| Business (this article) | 2U | 1A / 220W | 5,500₺/mo |
| Advanced | 4U | 2A / 440W | 9,850₺/mo |
1U details: 1U Starter 4,500₺. Full listing: server colocation.
If you are hitting 1U's disk or thermal limits, 2U Business gives you more comfortable ground. Power still starts at 1 A; you can raise the amp tier after measuring. TCO context: colocation vs dedicated.
General model: what is colocation. Support: Remote Hands & SLA.
The 2U Business plan is on the colocation service page. For more U, see rack rental.