Description
The Vertiv VA7N21A0 Rack Transfer Switch delivers redundant power to single-corded IT equipment, switching automatically between two input sources in under 8ms. With input and outlet-level power monitoring, remote outlet switching, and environmental monitoring support, it ensures critical uptime and operational transparency. Ideal for high-availability IT environments, this 1U horizontal rPDU supports 6 NEMA 5-20R outlets, dual 10ft power cords with NEMA 5-20P plugs, and seamless daisy-chain IP connectivity for up to 50 devices.
| Specification | Details |
|---|---|
| Part Number | VA7N21A0 |
| Function | Rack Transfer Switch with Switched Monitoring |
| Input Voltage | 100–120V |
| Current Rating | 20A |
| Power Capacity | 1.9kW |
| Transfer Time | <4–8ms |
| Outlets | 6 × NEMA 5-20R |
| Input Plugs | 2 × NEMA 5-20P |
| Form Factor | 1U, 19” Horizontal Rackmount |
| Mounting | Adjustable 4-post (24"-37") and 2-post |
| Cable Length | 10 ft (3 m) per input |
| Monitoring | Input & Outlet Level (V, A, W, VA, PF, kWh) |
| Switching | Remote Outlet Switching |
| Display | Local LED Display |
| Network Interface | Dual 10/100/1000 Mbps Ethernet |
| Protocols Supported | SNMP, HTTP/S, SSH, Modbus TCP, etc. |
| Environmental Sensors | Optional (up to 16 via RJ port) |
| Chassis Dimensions | 1.72 x 17 x 18 in / 44 x 432 x 457 mm |
| Weight | 12 lbs (5.44 kg) |
| Certifications | UL 62368-1, c-UL, RoHS, FCC Class A |
| Warranty | 5-Year (with registration within 120 days) |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
