Lenovo 7DH5A00DNA ThinkSystem ST45 V3 EPYC 4344P SP 16GB

Lenovo 7DH5A00DNA ThinkSystem ST45 V3 Tower Server

Overview

The Lenovo 7DH5A00DNA is a ThinkSystem ST45 V3 tower server configured as an entry point into AMD EPYC-based infrastructure — suitable for edge deployments, small-branch compute, or on-premises workloads where a rack footprint is not required. At 15.45 lb and measuring 21.60 x 16.60 x 11.20 inches, the ST45 V3 fits under a desk or in a wiring closet without dedicated rack space, which matters in retail backrooms, small branch offices, or security control rooms where space is constrained. Ethernet connectivity provides standard network integration for LAN-attached workloads.

Sourced through US distribution channels, the 7DH5A00DNA is a factory-new unit of Mexican origin (Country of Origin: MX) classified under UNSPSC 43211502 (Multiprocessor Servers). This classification confirms it as a commercial-grade server platform, not a workstation or desktop repurposed for server duty.

Key Features

• Tower Form Factor (21.60 x 16.60 x 11.20 in): The ST45 V3 does not require rack rails, a rack enclosure, or a raised-floor environment — deploy it on a shelf or floor-mounted in any secure, ventilated space. At 15.45 lb it ships and relocates without freight coordination.
• Ethernet Interface: Standard LAN connectivity integrates with existing switched infrastructure without additional interface cards, keeping deployment straightforward for IT generalists managing small sites.
• Commercial Server Classification (UNSPSC 43211502): Designated as a multiprocessor server platform — not consumer or prosumer hardware — which matters for procurement teams with category-specific purchasing requirements or asset tagging policies.
• Mexican Origin (MX): Country-of-origin documentation is available for procurement workflows that require it, including TAA-tracking or supply chain compliance reporting.

Deployment Context

The ST45 V3 tower form factor suits deployments where a full rack is unavailable or impractical: small security operations centers, branch-office NVR hosting, edge AI inference nodes, or on-premises storage servers. For organizations already running ThinkSystem rack servers centrally, the ST45 V3 extends the same management ecosystem to distributed sites without the overhead of rack infrastructure at each location.

For larger compute demands or high-density deployments requiring rack integration, the ThinkSystem SR family of rack-mount servers operates within the same Lenovo management stack and may be more appropriate.

Frequently Asked Questions

Q: What is the UNSPSC code for the Lenovo 7DH5A00DNA?

A: The 7DH5A00DNA is classified under UNSPSC code 43211502, which corresponds to Multiprocessor Servers.

Q: What is the country of origin for the Lenovo 7DH5A00DNA?

A: The 7DH5A00DNA is manufactured in Mexico (MX).

Q: What are the physical dimensions and weight of the 7DH5A00DNA?

A: The unit measures 21.60 x 16.60 x 11.20 inches (L x W x H) and weighs 15.45 lb.

Q: Does the Lenovo 7DH5A00DNA require rack mounting?

A: No. The ST45 V3 is a tower server that does not require a rack enclosure, making it suitable for floor, shelf, or closet deployment.

Q: What network interface does the 7DH5A00DNA include?

A: The 7DH5A00DNA includes Ethernet connectivity for standard LAN integration.

Marty Allison

The 7DH5A00DNA is a ThinkSystem ST45 V3 tower server — and the tower form factor is the spec that drives most of the deployment decisions I see with this class of machine. At 21.60 x 16.60 x 11.20 inches and 15.45 lb, this unit fits in environments where rack infrastructure simply isn't present: a security closet, a back-office shelf, a branch location with no raised floor.

Technical Highlights:

• Tower Dimensions (21.60 x 16.60 x 11.20 in): Fits on a standard 24-inch shelf without overhang — no rack rails, no rack PDU, no cage nuts required. Self-contained power and cooling means the site just needs a standard outlet and adequate airflow.
• Weight (15.45 lb): Ships standard ground freight without pallet requirements, and a single technician can reposition it during site work — no lift equipment, no two-person requirement.
• Ethernet Interface: Connects directly to the site switch. No add-in NIC required for basic LAN workloads, keeping the initial commissioning straightforward.

Deployment Considerations:

• The ST45 V3 tower chassis is designed for environments without rack infrastructure — if the destination site has an existing rack, the ThinkSystem SR rack-mount family in the same Lenovo management ecosystem may be a better fit for long-term cable management and density.
• Verify UPS compatibility at the deployment site before commissioning — tower servers placed in closets or back-office environments often run on undersized UPS units that were sized for workstations, not server-class hardware.

This configuration is well-positioned for small-branch NVR hosting or edge inference workloads at locations where rack space is unavailable and a remote-managed, physically compact server is the practical answer.