Best Parts for Synology RS3621xs+
Complete compatibility guide for the Synology RS3621xs+. The parts listed are the component families ICD lists for the Synology RS3621xs+; part-level fit is confirmed on every quote.
ICD Group lists 81 compatible parts for the Synology RS3621xs+ in 4 component categories, led by Storage (43), Memory (19) and Power & Cooling (11), with 23 distinct configurations. The parts listed are the component families ICD lists for the Synology RS3621xs+; part-level fit is confirmed on every quote.
Server Specifications
| Brand | Synology |
| Model | Synology RS3621xs+ |
| Type | Storage |
| Lifecycle Status | Current |
| Processor Options | Intel Xeon D-1541 8C/16T 2.1/2.7GHz |
| Memory Configuration | 8GB DDR4 ECC UDIMM; max 64GB |
| Drive Configurations | 12 bays SATA (36 with 2x RX1217) |
| Networking Options | 4x 1GbE + 2x 10GbE; 2x PCIe Gen3 x8 |
| Specification Source | Synology official documentation (verified 2026-07-02) |
Frequently Asked Questions
Storage for Synology RS3621xs+
12 storage configurations listed for the Synology RS3621xs+, 43 parts in total. Each row is one configuration ICD supplies; the part numbers are examples from that row.
| Capacity | Interface | Form Factor | Speed | Parts | Example part numbers |
|---|---|---|---|---|---|
| — | NVMe | M.2 | Solid State (no rotational speed) | 2 | M2D18, M2D20 |
| 12 TB | SATA | 3.5" Large Form Factor (LFF) | — | 2 | HAT5300-12T, HAT5310-12T |
| 16 TB | SATA | 3.5" Large Form Factor (LFF) | — | 2 | HAT5300-16T, HAT5310-16T |
| 18 TB | SATA | 3.5" Large Form Factor (LFF) | — | 2 | HAT5300-18T, HAT5310-18T |
| 1920 GB | SATA | 2.5" Small Form Factor (SFF) | Solid State (no rotational speed) | 2 | SAT5200-1920G, SAT5210-1920G |
| 20 TB | SATA | 3.5" Large Form Factor (LFF) | — | 2 | HAT5300-20T, HAT5310-20T |
| 3840 GB | SATA | 2.5" Small Form Factor (SFF) | Solid State (no rotational speed) | 2 | SAT5200-3840G, SAT5210-3840G |
| 480 GB | SATA | 2.5" Small Form Factor (SFF) | Solid State (no rotational speed) | 2 | SAT5200-480G, SAT5210-480G |
| 8 TB | SATA | 3.5" Large Form Factor (LFF) | — | 2 | HAT5300-8T, HAT5310-8T |
| 960 GB | SATA | 2.5" Small Form Factor (SFF) | Solid State (no rotational speed) | 2 | SAT5200-960G, SAT5210-960G |
| — | — | M.2 | Solid State (no rotational speed) | 1 | M2D17 |
| 4 TB | SATA | 3.5" Large Form Factor (LFF) | — | 1 | HAT5300-4T |
| Other storage parts (no structured spec yet) | 21 | Browse all → | |||
Memory for Synology RS3621xs+
8 memory configurations listed for the Synology RS3621xs+, 19 parts in total. Each row is one configuration ICD supplies; the part numbers are examples from that row.
| Capacity | Speed | Type | Parts | Example part numbers |
|---|---|---|---|---|
| 16 GB | — | ECC | 4 | D4ECSO-2400-16G, D4ER01-16G, D4ES01-16G |
| 4 GB | — | ECC | 4 | D4ES01-4G, D4ES02-4G, D4NESO-2666-4G |
| 8 GB | — | ECC | 2 | D4ES01-8G, D4ES02-8G |
| 16 GB | 2666 MHz | ECC | 1 | D4ECSO-2666-16G |
| 16 GB | 3200 MHz | ECC | 1 | D4ES03-16G |
| 32 GB | 2666 MHz | RDIMM ECC Registered | 1 | D4RD-2666-32G |
| 32 GB | 3200 MHz | RDIMM ECC Registered | 1 | D4ER01-32G |
| 8 GB | 3200 MHz | ECC | 1 | D4ES03-8G |
| Other memory parts (no structured spec yet) | 4 | Browse all → | ||
Power & Cooling for Synology RS3621xs+
3 power & cooling configurations listed for the Synology RS3621xs+, 11 parts in total. Each row is one configuration ICD supplies; the part numbers are examples from that row.
| Output | Type | Parts | Example part numbers |
|---|---|---|---|
| 250W output | — | 2 | PSU 250W_3, PSU 250W_5 |
| 500W output | Redundant | 2 | PSU 500W-RP MODULE_2, PSU 500W-RP SET_2 |
| 100W output | — | 1 | PSU 100W_3 |
| Other power & cooling parts (no structured spec yet) | 6 | Browse all → | |
Post-Warranty Support for Synology RS3621xs+
ICD Care+ TPM covers the Synology RS3621xs+ past OEM end-of-support: parts and on-site support at SLA levels set per contract, typically 40-60% less than OEM post-warranty support.
Learn About ICD Care+ →Frequently Asked Questions — Synology RS3621xs+
What memory is compatible with the Synology RS3621xs+?
The memory modules listed are the component families ICD lists for the Synology RS3621xs+; part-level fit is confirmed on every quote. Maximum capacity: per OEM spec sheet. Module type, speed and rank are confirmed against your configuration on the quote.
Does ICD ship Synology RS3621xs+ parts to Egypt, UAE, KSA?
Yes. Egypt: same-day in Cairo Metro or 1-2 days. North Africa: 2-4 days. GCC (Saudi Arabia, UAE, Kuwait, Qatar, Bahrain, Oman) and Levant: 3-4 days. East Africa: 4-6 days. West Africa: 5-7 days. Southern Africa: 5-8 days. Europe: 3-5 days. North America: 5-7 days. Asia: 4-7 days. Express door-to-door from Cairo via DHL, Aramex or FedEx; customs clearance may add 1-3 days. Exact transit time is stated per quote. For NTRA-regulated networking parts bound for Egypt, the import route is stated per quote.
How do I get a compatibility-verified quote?
Send your part list or workload requirement via the quote form or WhatsApp +20 104 022 22 14. We reply within 24 hours with a USD quotation matched by part number; the lead time is stated on each quote.
Are ICD parts for the Synology RS3621xs+ new or refurbished?
Both, clearly labeled on every listing and quote: New, Renewed or Refurbished (tested). Every ICD part except consumables carries a warranty: 1 year included on drives, power supplies and other wear parts, 3 years included on CPUs, memory, networking and optics, and extendable up to 10 years.
Compatible Components
Storage
Memory
Power & Cooling
Networking
Related Resources
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