Panduit U03S11L SteadyPulse 3KVA 2U Single-Phase Rack UPS

Overview

The Panduit U03S11L is a 3KVA, 2U rack-mount uninterruptible power supply from the SteadyPulse™ line, designed for single-phase 120V commercial and enterprise environments. At 3KVA, it sits in a capacity range suited to protecting rack-mounted network equipment, security infrastructure, access control panels, and edge computing nodes — loads where an unplanned outage causes more than inconvenience. The 2U form factor means it slots into a standard 19-inch rack without consuming excessive rack space, a real consideration when you're balancing UPS, patch panels, switches, and NVRs in a single cabinet. The U03S11L carries a list price consistent with commercial-grade power protection hardware and is positioned against comparable single-phase rack UPS platforms from Eaton and CyberPower.

Key Features

• 3KVA Single-Phase Capacity: Sized for protecting mid-density rack loads — enough headroom for a PoE switch, NVR, and associated edge gear without running near the capacity ceiling where runtime collapses under load spikes.
• 2U Rack-Mount Form Factor: At 17.3 inches wide (440mm) and 3.4 inches tall (86.5mm), the U03S11L fits standard 19-inch EIA racks. Two rack units consumed means you're not giving up a full shelf to power protection.
• 120V Single-Phase Input: Wired for standard North American branch circuits — no step-down transformer or dedicated 208V feed required, which simplifies installation in most commercial server closets and IDF spaces.
• SteadyPulse™ Sub-Brand: Panduit's SteadyPulse line targets infrastructure power continuity in commercial security and network deployments, consistent with Panduit's broader Panduit power and connectivity catalog positioning in structured cabling and rack infrastructure.
• Commercial Rack Infrastructure Context: If you're specifying a complete rack build — rack UPS and power distribution alongside PoE switches and NVRs — the U03S11L fills the power protection layer at a capacity point that covers most mid-density security head-end racks.

Integration and Compatibility

The U03S11L is a single-phase 120V unit and is compatible with standard NEMA branch circuits typical in North American commercial installations. Competitor cross-reference data associates this unit with the Eaton GXT5LI-2000LVRT2UXL and CyberPower LD3000A, suggesting comparable capacity and form-factor positioning against those platforms. Buyers migrating from either of those platforms should verify outlet count, runtime curves, and management card compatibility independently, as those specs are not confirmed in available evidence. For guidance on sizing UPS capacity to your rack load, see our UPS sizing and runtime guide or contact pre-sales engineering for a load calculation.

If your deployment includes PoE switches or high-draw NVRs, factor total load against the 3KVA rating before specifying — leave at least 20–25% headroom above your calculated peak load for safe continuous operation and meaningful runtime margin.

Frequently Asked Questions

Q: What is the input voltage for the Panduit U03S11L?

A: The U03S11L is rated for 120V single-phase input, standard for North American commercial branch circuits.

Q: What rack space does the U03S11L require?

A: The U03S11L occupies 2U of rack space. Its physical width is 17.3 inches (440mm) and height is 3.4 inches (86.5mm), fitting standard 19-inch EIA rack enclosures.

Q: What is the power capacity of the U03S11L?

A: The U03S11L is rated at 3KVA, appropriate for protecting mid-density network and security equipment racks.

Q: What platforms does the U03S11L compare to?

A: The U03S11L is cross-referenced against the Eaton GXT5LI-2000LVRT2UXL and CyberPower LD3000A. Verify outlet configuration, runtime, and management options directly before substituting.

Q: Does the U03S11L ship as a single unit?

A: Yes, the U03S11L ships as a single unit (package quantity: 1).

Jerry Tildsen

The Panduit U03S11L sits at a capacity point — 3KVA, single-phase 120V, 2U rack — that I see specified most often in mid-density security head-end racks: one or two managed PoE switches, an NVR with several drives spinning, and an access control server or similar edge compute. That 3KVA ceiling gives you real headroom above those loads without stepping up to a heavier 5KVA unit and paying the rack-space and cost premium that comes with it.

Technical Highlights:

• 3KVA / 2U Ratio: Getting 3KVA protection into 2U is the relevant efficiency metric here — it keeps your rack footprint manageable when you're also mounting switches, patch panels, and NVRs in the same enclosure.
• 120V Single-Phase: No special circuit required — drops onto a standard 20A branch circuit in most commercial IDF closets, which keeps electrical coordination simple during installation.
• SteadyPulse™ Platform: Panduit designed this line specifically for structured infrastructure environments, consistent with their broader rack and power distribution ecosystem — relevant if you're specifying Panduit cabinets and PDUs alongside the UPS.

Deployment Considerations:

• Detailed runtime curves, outlet count, transfer time, and waveform type (line-interactive vs. double-conversion) are not confirmed in currently available documentation — request the full datasheet from Panduit before finalizing a deployment where runtime duration or output waveform quality is critical to protected equipment.
• Cross-reference competitors (Eaton GXT5LI-2000LVRT2UXL, CyberPower LD3000A) are useful for sizing comparison but do not confirm feature parity — verify management interfaces and outlet configuration independently if you're replacing an existing unit.

The U03S11L is best specified in commercial security head-end racks where the protected load is well-defined, the branch circuit is standard 120V, and Panduit ecosystem consistency (cabinets, PDUs, cable management) is already in the design.