Vertiv Rpdu Switched Unit Level Monitoring EC 20A 120V 1.9KW Vertical (24) NEMA 5 - VP5N20A4

Vertiv VP5N20A4 Switched 0U Vertical Rack PDU with Outlet-Level Monitoring

Overview

The Vertiv VP5N20A4 is a switched, unit-level monitored rack PDU designed for 0U vertical cabinet deployment where outlet-level power control and remote reboot capability are non-negotiable. Built under the Geist PowerIT brand, it delivers 20A at 120V across 24 NEMA 5-20R receptacles — giving data center and server room operators granular control over every connected device without touching the cabinet. Whether you're running a mixed-compute rack or managing network gear that occasionally locks up and needs a hard cycle, the VP5N20A4 eliminates the truck roll.

For teams sourcing Vertiv power distribution equipment, this unit fits squarely in the high-density 0U space where horizontal PDUs would consume valuable rack units better used for compute or switching. At 1.92kW of usable capacity, it handles a fully loaded 1U/2U server population without headroom issues on a 20A branch circuit.

Key Features

• Outlet-Level Switching with Bi-Stable Latching Relays: Each of the 24 NEMA 5-20R outlets can be switched on, off, or power-cycled independently via the network interface. Bi-stable latching relays hold their last state through a controller reset — a critical safeguard that prevents cascading reboot storms during firmware updates or network disruptions. For a rack with a mix of production servers and network gear, this means a misbehaving device gets cycled without disturbing neighbors.
• Dual Ethernet Ports: Two network interfaces allow daisy-chaining multiple PDUs on a single IP or connecting to redundant management networks. In environments where OOB (out-of-band) management runs on a separate VLAN from production, you get both paths covered without adding a network switch to the PDU chain.
• Input Power Monitoring at 1.9kW / 20A: The unit continuously tracks input current and power draw, feeding real-time data to the Vertiv PowerIT Next-Generation IMD. If you're running capacity planning for a shared data center space or billing tenants by consumption, this is the instrumentation layer you need at the circuit level — no additional current transformers or sub-metering hardware required.
• 128x128 LCD Touchscreen: The high-contrast LCD provides on-unit status readout without requiring a laptop or network connection. Useful during initial commissioning or when the management network itself is the thing you're troubleshooting. Direct tactile interaction reduces time-to-diagnosis on a crowded data floor.
• Environmental Sensor Port: An onboard sensor port accepts temperature and humidity probes, turning the PDU into a dual-purpose monitoring node. In dense cabinets where a separate environmental monitoring unit would consume a rack unit, this integration point is a practical consolidation — one managed device handles power switching and ambient conditions simultaneously.
• Hot-Swappable Monitoring Device: The Vertiv PowerIT IMD module is field-replaceable without powering down connected equipment. If the monitoring controller fails or needs a firmware-level reset, outlets stay live and connected devices keep running. For 24/7 production environments, this is the spec that separates serviceable infrastructure from a maintenance window.
• U-Lock and Color-Coded Receptacles: U-Lock prevents accidental cord disconnection in vibration-prone or high-traffic cabinet environments. Color coding maps directly to circuit load zones, which speeds up visual audits when you're walking a row of identical cabinets and need to confirm cord assignments at a glance.
• Secure Boot + TAA Compliant: Secure Boot validates firmware integrity at startup, closing a common attack vector on managed network devices. TAA compliance qualifies this PDU for US federal procurement and government-adjacent deployments where country-of-origin restrictions apply. Both are baseline requirements for many enterprise and public sector environments — it's worth confirming early rather than discovering the restriction post-purchase.
• NEMA L5-20P Input Plug with 2400VA / 1920W Capacity: The twist-lock L5-20P input provides a positive, vibration-resistant connection to the branch circuit. At 1920W rated capacity (2400VA), the unit stays within 80% of the 20A circuit's 2400W ceiling — aligned with NEC best practices for continuous-load circuits and appropriate for a rack loaded with servers, switches, and storage.

Integration and Compatibility

The VP5N20A4 connects to rack PDU management ecosystems via dual Ethernet, with the Vertiv PowerIT IMD providing SNMP, web interface, and API access for integration into DCIM platforms, NMS tools, and custom automation workflows. The environmental sensor port accepts Vertiv-compatible probes for temperature and humidity, extending monitoring scope without additional managed devices on the network. Standards compliance — UL and c-UL Listed 60950, FCC Part 15 Class A, RoHS — confirms it meets the electrical safety and emissions requirements expected in commercial and data center installations across North America. For teams evaluating power infrastructure options, the dual-Ethernet topology also supports PDU-level redundancy architectures where two management paths provide failover without a single point of control-plane failure.

Frequently Asked Questions

Q: Is the VP5N20A4 TAA compliant for government and federal procurement?

A: Yes. The VP5N20A4 carries TAA (Trade Agreements Act) compliance, qualifying it for US federal government procurement and government-adjacent contracts where country-of-origin restrictions apply.

Q: What is the warranty on the VP5N20A4?

A: The VP5N20A4 is covered by Vertiv's five-year limited warranty.

Q: Can I control individual outlets remotely on the VP5N20A4?

A: Yes. The VP5N20A4 supports outlet-level switching — each of the 24 NEMA 5-20R receptacles can be switched on, off, or power-cycled independently via the network interface. This allows remote rebooting of unresponsive equipment without requiring physical access to the rack.

Q: Does the VP5N20A4 support environmental monitoring?

A: Yes. The unit includes a dedicated environmental sensor port that accepts compatible temperature and humidity probes, allowing the PDU to serve as a combined power management and environmental monitoring node in the cabinet.

Q: What happens to outlet states if the PDU controller resets or loses power?

A: The VP5N20A4 uses bi-stable latching relays, which retain their last commanded state (on or off) through a controller reset or power interruption — preventing unintended reboot storms on connected equipment during PDU firmware updates or network disruptions.

Q: What input plug does the VP5N20A4 use?

A: The VP5N20A4 uses a NEMA L5-20P twist-lock input plug, designed for secure connection to a 20A, 120V branch circuit. The twist-lock design prevents accidental disconnection in busy data center environments.

Karl Wilson

The VP5N20A4 addresses a specific operational gap I run into regularly: teams that have managed switching PDUs on paper but have never fully used per-outlet control because their previous hardware required a separate management session or didn't retain outlet state across resets. The bi-stable latching relay design on this unit changes that equation — outlets hold state through any controller event, which means you can actually build reliable power sequencing scripts without worrying about a firmware update triggering a full-rack power cycle at 2 AM.

Technical Highlights:

• 24 NEMA 5-20R at 1.92kW: Full 20A branch circuit utilization within NEC 80% continuous-load guidance — no derating surprises when the rack fills up. Each outlet independently switched, so load balancing and selective reboot are both operational from day one.
• Dual Ethernet + Hot-Swap IMD: Two management paths mean you can put this on both your production management VLAN and your OOB network simultaneously. The hot-swap controller means a failed IMD gets replaced during the maintenance window without touching a single connected device — a meaningful operational difference in high-availability racks.
• 128x128 LCD Touchscreen with Input Monitoring: Local readout of current draw and outlet status without a laptop on the floor. During initial rack commissioning, this alone saves multiple round-trips between the cabinet and a management workstation.

Deployment Considerations:

• The NEMA L5-20P input requires a matching L5-20R receptacle at the branch circuit — confirm your PDU whips or floor box receptacles match before ordering. If your facility is wired for 5-20R straight-blade circuits, you'll need a whip adapter or rewire at the panel.
• The environmental sensor port is a single port — if you need both temperature and humidity sensors at multiple points in the cabinet, plan your probe topology before deployment. A single combo probe (temp + humidity in one unit) is the practical answer here if the port is your only sensor anchor.

This PDU is the right fit for a colocation cage or enterprise server room where 20A/120V circuits are standard, outlet-level accountability is required for billing or change management, and the management team needs OOB access that survives production network outages. The TAA compliance also makes it a clean choice for government contractors who need to document country-of-origin for every managed device in the rack.