Description
Ensure seamless power continuity for your single-corded IT devices with the Vertiv VA6N21A1 Rack Transfer Switch. This intelligent rPDU automatically switches between dual input power sources within 4–8 milliseconds upon failure, ensuring uptime without manual intervention. Featuring monitored outlet-level power data, environmental sensor support, daisy-chaining of up to 50 devices, and network connectivity with advanced protocols, the VA6N21A1 is an ideal solution for high-availability IT infrastructure.
| Specification | Details |
|---|---|
| Part Number | VA6N21A1 |
| Power Configuration | 20A, 120V, 1.9kW |
| Form Factor | Horizontal Rackmount (19in / 483mm) |
| Receptacle Type & Quantity | 6 × NEMA 5-20R |
| Input Plug Type | (2) NEMA L5-20P Twistlock |
| Power Cable Length | 10ft / 3m |
| Monitoring | Input & Outlet Level (kWh, W, VA, PF, V, A) |
| Transfer Time | < 4–8 milliseconds |
| Out-of-Phase Switching | Supported |
| Environmental Monitoring | Via optional remote sensors (RJ port) |
| Networking | Dual Gigabit Ethernet, supports SNMP, Modbus |
| Daisy Chaining | Up to 50 devices |
| Display | High-visibility LCD Touchscreen |
| Mounting | 4-post (24"-37") & 2-post compatible |
| Operating Temperature | Up to 60°C / 140°F |
| Chassis Material & Color | Heavy Steel, Black Powder Coat |
| Certifications | UL 62368-1, RoHS, FCC Part 15 Class A |
| Warranty | 5 Years with registration (3 years standard) |
| Dimensions (HxWxD) | 1.72in x 17in x 18in (44mm x 432mm x 457mm) |
| Weight | 12lbs (5.44kg) |
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
