Vertiv PSA6E-1000LVT vs Vertiv RDU101: Specification Comparison
Both units are 1000VA uninterruptible power supplies from Vertiv targeting 120V North American installations, but they represent fundamentally different UPS topologies and deployment profiles. The PSA6E-1000LVT is a 550W line-interactive desktop/tower unit aimed at workstations and light IT loads. The GXT5-1000LVRT2UXLN is a 1000W online double-conversion rack/tower unit with a substantially higher true-power rating, richer interface options, and certifications suited to network closets and edge infrastructure. A buyer choosing between them is trading form factor, topology, and power fidelity against footprint and cost.
In This Guide
- Which unit delivers more usable power and what protection topology does each use?
- How do the physical form factor and mounting options affect where each unit can be deployed?
- What remote management, communications, and protocol options does each unit support?
- Which should you choose: the PSA6E-1000LVT or the RDU101?
- Side-by-Side Specs
- FAQ
Which unit delivers more usable power and what protection topology does each use?
The PSA6E-1000LVT is rated 1000VA / 550W using a line-interactive topology. Line-interactive designs regulate voltage through an autotransformer and switch to battery only on sustained outages or severe sags, making them efficient and cost-effective but not zero-transfer-time solutions. No efficiency figure is specified in the provided data.
The GXT5-1000LVRT2UXLN is rated 1000VA / 1000W — an 81% higher watt rating than the PSA6E-1000LVT — using an online double-conversion topology. Double conversion continuously regenerates clean, regulated output power regardless of input quality, with zero transfer time to battery. Efficiency reaches up to 98% in Active ECO Mode and up to 95% in full on-line mode per the spec sheet. Output voltage is user-configurable among 110, 115, 120, and 125 VAC at ±3%.
For loads sensitive to power quality — servers, storage arrays, active network gear — the GXT5's double-conversion topology and higher watt ceiling are material differentiators. For a desktop workstation or single-display editing station where transfer time and power quality are secondary, the PSA6E-1000LVT's line-interactive design is adequate and carries a simpler footprint.
How do the physical form factor and mounting options affect where each unit can be deployed?
The PSA6E-1000LVT is a desktop/tower unit measuring 7.1 × 4.72 × 13.98 in (H × W × D) and weighing 16.3 lb. It is designed to sit beside or beneath a desk or on a shelf. No rack-mount capability is stated in the provided specifications.
The GXT5-1000LVRT2UXLN occupies 3.4 × 16.9 × 15.7 in (H × W × D) — a 2U-class rack chassis — and weighs 37 lb. The product title specifies a rack/tower form factor ('2UXLN' in the SKU), and the spec sheet describes it as 'compact and flexible rack/tower.' It is more than twice the weight of the PSA6E-1000LVT.
Installers working in rack enclosures or network closets will find the GXT5 directly mountable in standard 19-inch racks. The PSA6E-1000LVT is limited to surface placement; buyers needing rack integration must look elsewhere in the Vertiv lineup.
What remote management, communications, and protocol options does each unit support?
The PSA6E-1000LVT's provided specifications do not describe any communications interfaces, management ports, or protocol support. Battery type is noted as user-replaceable, but no network card slot, USB port, or SNMP capability is listed.
The GXT5-1000LVRT2UXLN provides USB, RS485, RS232, and terminal block interfaces as standard. SNMP and web management are available via the optional Vertiv Liebert IntelliSlot RDU120 communications card (the 'RDU101' in the comparison title refers to a different card model — the spec sheet names the RDU120 as the compatible card). An external battery connector is also listed. The front panel features a color graphic LCD with gravity-sensing orientation for status, configuration, and operation.
For IT buyers requiring integration with DCIM platforms, NMS systems, or scripted shutdown agents, the GXT5's native serial interfaces plus optional SNMP card provide a clear path. The PSA6E-1000LVT offers no documented remote management capability based on the provided specs, making it unsuitable for monitored infrastructure deployments.
Which should you choose: the PSA6E-1000LVT or the RDU101?
Our take: The PSA6E-1000LVT is the stronger choice when the priority is a compact, lightweight (16.3 lb vs 37 lb) desktop UPS for a single workstation or small office load where line-interactive protection and a 550W output ceiling are sufficient, and a 3-year battery-inclusive warranty reduces total cost of ownership. The GXT5-1000LVRT2UXLN wins on three concrete dimensions: true power output (1000W vs 550W — an 81% advantage), topology (online double-conversion with zero transfer time vs line-interactive), and management depth (USB, RS485, RS232, and optional SNMP vs no interfaces documented). Buyers deploying the GXT5 in a rack enclosure also gain a 2U-mountable chassis and a user-configurable output voltage. The PSA6E-1000LVT is appropriate for desktop/tower workstation protection; the GXT5-1000LVRT2UXLN is the correct selection for edge compute, network closets, or any load requiring clean power and remote monitoring.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | Vertiv PSA6E-1000LVT | Vertiv RDU101 |
|---|---|---|
| UPS Topology | Line-interactive | Online double-conversion |
| Power Rating | 1000VA / 550W | 1000VA / 1000W |
| Input Voltage | 120 VAC | Typical 120V; range 60–150V |
| Output Voltage | 120 VAC | 110/115/120/125 VAC (user-configurable) ±3% |
| Form Factor | Desktop/Tower | Rack/Tower (2U class) |
| Dimensions (H × W × D) | 7.1 × 4.72 × 13.98 in | 3.4 × 16.9 × 15.7 in |
| Weight | 16.3 lb | 37 lb |
| Output Receptacles | — | 6 × NEMA 5-15R (4 programmable, 2 non-programmable) |
| Input Connector | — | NEMA 5-15P |
| Efficiency | — | Up to 98% (ECO mode); up to 95% (on-line mode) |
| Communications Interfaces | — | USB, RS485, RS232, terminal block, ext. battery connector |
| SNMP / Network Management | — | Optional (Vertiv Liebert IntelliSlot RDU120 card) |
| Display | — | Color graphic LCD with gravity-sensing orientation |
| Battery Replacement | User-replaceable | — |
| Operating Temperature | — | +32 to +104 °F (0 to 40 °C) |
| Certifications | — | ENERGY STAR 2.0, UL 1778 4th ed., CSA 22.2 No. 107.1, RoHS2, REACH, WEEE |
| Warranty | 3-year (unit + battery) | — |
Frequently Asked Questions
Which should you choose: the PSA6E-1000LVT or the RDU101?
The PSA6E-1000LVT is the stronger choice when the priority is a compact, lightweight (16.3 lb vs 37 lb) desktop UPS for a single workstation or small office load where line-interactive protection and a 550W output ceiling are sufficient, and a 3-year battery-inclusive warranty reduces total cost of ownership. The GXT5-1000LVRT2UXLN wins on three concrete dimensions: true power output (1000W vs 550W — an 81% advantage), topology (online double-conversion with zero transfer time vs line-interactive), and management depth (USB, RS485, RS232, and optional SNMP vs no interfaces documented). Buyers deploying the GXT5 in a rack enclosure also gain a 2U-mountable chassis and a user-configurable output voltage. The PSA6E-1000LVT is appropriate for desktop/tower workstation protection; the GXT5-1000LVRT2UXLN is the correct selection for edge compute, network closets, or any load requiring clean power and remote monitoring.
Can either UPS be rack-mounted in a standard 19-inch cabinet?
Based on the provided specifications, only the GXT5-1000LVRT2UXLN supports rack mounting — its SKU suffix '2UXL' and spec sheet both reference a rack/tower form factor at 3.4 in height (2U class) and 16.9 in width. The PSA6E-1000LVT is specified as desktop/tower only and has no rack-mount designation in its provided specs.
Which unit supports SNMP monitoring for integration with a network management system?
The GXT5-1000LVRT2UXLN supports SNMP and web management via the optional Vertiv Liebert IntelliSlot RDU120 communications card, and includes USB, RS485, RS232, and terminal block interfaces as standard. The PSA6E-1000LVT's provided specifications list no communications interfaces or SNMP capability.
Is the PSA6E-1000LVT adequate for protecting a server or network switch?
It depends on load and tolerance for transfer time. The PSA6E-1000LVT uses a line-interactive topology with a 550W output ceiling and no documented zero-transfer-time guarantee — suitable for workstations and peripherals but not ideal for servers or switches sensitive to power quality or brief transfer gaps. The GXT5-1000LVRT2UXLN's online double-conversion topology provides continuous power regeneration with no transfer time, a 1000W output, and up to 98% efficiency in ECO mode, making it the more appropriate choice for network or server hardware.
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