Vertiv VA6U21A0 Rack Transfer Switch, 16A/20A, 120–230V, Monitored
by Vertiv
Ensure continuous uptime for single-corded devices with the Vertiv VA6U21A0 PowerIT™ Rack Transfer Switch (RTS). Designed for mission-critical IT environments, this horizontal rackmount rPDU supports dual C20 inputs and delivers auto-switching power redundancy in under 8ms. Monitor input and outlet power with high-visibility local displays, plus environmental monitoring via optional sensors. With support for up to 50 devices on one IP and advanced daisy-chaining, it offers superior flexibility and reliability in demanding deployments.
| Feature | Details |
|---|---|
| Model Number | VA6U21A0 |
| Category | Rack Transfer Switch (RTS) |
| Monitoring | Monitored at input and outlet level |
| Power Capacity | 16A/20A, 100–240V; 1.9kW (120V), 3.3kW (208V), 3.6kW (230V) |
| Transfer Time | <4–8ms (auto switching) |
| Input Type | (2) IEC60320 C20 Inlets (cords sold separately) |
| Receptacles | (6) Combination C13/C19 |
| Mounting | 19" Horizontal, fits 2-post and 4-post racks (24"–37") |
| Monitoring Accuracy | ANSI C12.1 / IEC 62053-21 Class 1% |
| Display | LCD touchscreen + LED indicators |
| Networking | Dual Ethernet (10/100/1000 Mbps), Daisy-chain up to 50 units |
| Protocols Supported | SNMP, Modbus TCP, HTTPS, SSH, LDAP, RADIUS, and more |
| Environmental Monitoring | Yes, via optional RJ sensors (supports up to 16 sensors) |
| Finish | Black powder-coated steel |
| Dimensions (HxWxD) | 1.72 x 17 x 18 in / 44 x 432 x 457 mm |
| Weight | 12 lbs (5.44 kg) |
| Certifications | UL 62368-1, CE, UKCA, RoHS, FCC Class A, RCM, China RoHS |
| Warranty | 3 years (extendable to 5 years upon registration) |