Vertiv Rpdu Monitored Outlet Level EC 16A or 20A 120V or 208V or 230V 1.9KW or 3.3K - VP6U20A0

Vertiv VP6U20A0 Monitored Outlet-Level Vertical Rack PDU

Overview

The Vertiv VP6U20A0 is a 0U vertical rack PDU designed for data center cabinets and high-density server enclosures where outlet-level power visibility is non-negotiable. Delivering up to 20A / 3.6kW from a C20 plug input, it distributes across 24 C13 outlets and reports per-outlet consumption back to your management platform — letting you catch overloads, ghost loads, and imbalanced branch circuits before they become downtime events. Its 1,683mm body fits standard 42U open-frame and enclosed racks without consuming a single rack unit of horizontal space.

For a deeper look at the full Vertiv power distribution line or to compare models, the brand page covers the complete PDU and UPS portfolio.

Key Features

• 24 C13 Outlets with Outlet-Level Monitoring: Each of the 24 C13 receptacles is individually metered, so you can track actual wattage per device rather than guessing from the branch total. This is the spec that separates a monitored PDU from a basic metered strip — you get actionable data at the circuit level, not just at the input.
• 20A / 3.6kW Maximum Capacity: The C20 coupler input handles up to 20A (3,600W) across the 100–240V input range, making the VP6U20A0 appropriate for mixed-voltage environments including North American 120V single-phase, international 230V, and high-density 208V deployments. Pairing it with a 20A protected circuit gives you real headroom to run 15–18 ITE loads without constantly brushing the trip threshold.
• Dual RJ-45 Ethernet Ports: Two Ethernet ports support daisy-chain PDU networking — connect multiple units in a cascade without consuming additional switch ports. Combined with IPv4/IPv6 dual-stack support, this simplifies large-cabinet deployments where a dozen PDUs would otherwise each need a dedicated switch port.
• Broad Protocol Support (SNMP v1/v2c/v3, Modbus TCP, HTTPS, SSH, RADIUS, TACACS+, LDAP): SNMP v3 means encrypted, authenticated trap delivery to your NMS without cleartext credentials on the wire. RADIUS and TACACS+ integration lets you fold PDU authentication into your existing AAA infrastructure instead of managing per-device local accounts. Modbus TCP opens the door to BMS and DCIM integration without custom middleware.
• LCD Display: The onboard LCD provides local readout of input voltage, current, and load — useful during initial commissioning or when a network fault takes the management plane offline. No laptop needed at the rack to confirm load status.
• 1U-Wide, Vertical 0U Mounting: At 51mm wide and 1,683mm tall, the VP6U20A0 mounts vertically in the side channel of standard open-frame and enclosed racks. Zero horizontal rack space consumed — critical in high-density builds where every U is accounted for.
• Universal Input Voltage (100–240V, 50–60Hz): The auto-ranging input eliminates the need to stock separate PDU SKUs for different voltage environments. One model covers domestic 120V labs, 208V raised-floor deployments, and 230V international sites.
• RS-232 Serial Port + USB: The serial port supports out-of-band management and environmental sensor attachment. The USB port enables firmware updates or local configuration without a network connection — useful for air-gapped environments or initial provisioning.
• Syslog + SMTP Alerting: Route power events directly to your SIEM or email alert pipeline. Syslog integration means outlet trips, load threshold breaches, and voltage anomalies land in the same log aggregator as your server and network events — no separate PDU monitoring console required.

Integration & Compatibility

The VP6U20A0 speaks the protocols your infrastructure already uses. SNMP v1/v2c/v3 covers virtually every NMS from Nagios to SolarWinds to DCIM platforms. Modbus TCP enables integration with building management systems. LDAP and RADIUS/TACACS+ mean user authentication can be centrally managed. The dual RJ-45 ports support daisy-chaining for rack PDU cascades, reducing switch port consumption in high-density rows. NTP synchronization keeps event timestamps consistent across distributed deployments — important when correlating PDU logs with server and network logs during incident review.

If your deployment requires UPS systems upstream of the PDU, the C20 input is compatible with standard C19/C20 UPS output connections common on Vertiv Liebert and similar platforms. For PoE switch deployments in the same cabinet, consider whether branch circuit loading across the 24 outlets will approach the 20A maximum — a PoE planning guide is a useful reference for mixed IT/network loads.

Frequently Asked Questions

Q: What input plug does the VP6U20A0 use, and what circuits is it compatible with?

A: The VP6U20A0 uses a C20 coupler input and accepts 100–240V at 50–60Hz, up to 20A. It is compatible with standard 20A branch circuits in North American 120V and 208V environments as well as 230V international installations.

Q: Does the VP6U20A0 provide per-outlet power monitoring or only total input monitoring?

A: The VP6U20A0 is an outlet-level monitored PDU — each of the 24 C13 outlets is individually metered. This is distinct from input-level or branch-level metered PDUs, which only report aggregate consumption.

Q: What management protocols does the VP6U20A0 support?

A: Supported protocols include SNMP v1/v2c/v3, HTTPS, HTTP, SSH, SMTP, Syslog, LDAP, RADIUS, TACACS+, NTP, RSTP, Modbus TCP, DHCP, IPv4, and IPv6. SNMP v3 provides encrypted and authenticated trap delivery.

Q: Can multiple VP6U20A0 units be networked together without consuming extra switch ports?

A: Yes. The dual RJ-45 Ethernet ports support PDU daisy-chaining, allowing multiple units to share a single upstream switch port in a cascade topology.

Q: How does the VP6U20A0 mount in a rack, and does it consume rack units?

A: The VP6U20A0 mounts vertically in the side channel of standard open-frame or enclosed racks (0U mounting). Its 1,683mm length and 51mm width mean it occupies no horizontal rack unit space.

Q: What outlet type does the VP6U20A0 provide, and how many outlets are included?

A: The VP6U20A0 provides 24 IEC C13 outlets, compatible with the C14 power cords used by the vast majority of 1U and 2U servers, switches, and network appliances.

Marty Allison

The VP6U20A0 is the unit I reach for when a client needs outlet-level accountability in a vertical 0U form factor without eating rack space. The 24-outlet C13 strip at 20A/3.6kW hits the sweet spot for a fully loaded 42U cabinet — and unlike branch-metered PDUs, every outlet on this unit reports individually, which is what makes capacity planning in a shared colocation cabinet actually defensible rather than guesswork.

Technical Highlights:

• Outlet-Level Monitoring on all 24 C13 ports: Per-outlet metering means you can set load thresholds on individual receptacles and catch a runaway process or a failed PSU drawing double its normal draw before it trips the breaker.
• SNMP v3 + RADIUS/TACACS+ Auth: Encrypted SNMP trap delivery plus centralized AAA means you're not leaving plaintext PDU credentials on the wire in a multi-tenant or compliance-sensitive environment — a meaningful difference from v1/v2c-only units.
• Dual RJ-45 Daisy-Chain Networking: Two Ethernet ports let you chain PDUs in a row without burning a switch port per unit — in a 10-cabinet row that's 10 switch ports saved, which matters when you're at the edge of your access switch port count.

Deployment Considerations:

• The C20 input requires a 20A-rated branch circuit and a C19-to-C20 whip or direct C20 connection from your UPS or PDU tap — confirm your upstream protection is rated to match before commissioning.
• At 1,683mm the unit is built for standard 42U cabinets; verify side-channel clearance in non-standard enclosures (open-frame ladder racks with narrow side rails can be tight) before ordering.

The VP6U20A0 is the right specification for raised-floor data center rows and high-density colocation cabinets where per-outlet accountability feeds a DCIM platform or SNMP-based NMS — not for small office UPS strips where a basic metered unit is sufficient and the management overhead isn't justified.