Description
The Vertiv VA4U31A0 Rack Transfer Switch (RTS) ensures uninterrupted power delivery to single-corded devices by automatically switching to an alternate power source in under 8 milliseconds. Designed for critical IT environments, it supports advanced input power monitoring, remote environmental sensor integration, and Ethernet daisy chaining for up to 50 units. Housed in a durable horizontal 19" rackmount chassis, this 30/32A, 200-240V RTS delivers 7.3kW of reliable power. Features include dual Ethernet, touchscreen display, and comprehensive protocol support, offering resilient infrastructure management with minimal downtime.
| Specification | Details |
|---|---|
| Model Number | VA4U31A0 |
| Product Type | Rack Transfer Switch (RTS) |
| Monitoring | Monitored – Input power, local and remote display |
| Input Voltage | 200-240V |
| Current Rating | 30/32A |
| Load Capacity | 7.3kW @ 230V |
| Transfer Time | <4–8ms (Auto switching, out-of-phase supported) |
| Number of Inputs | 2 (Dual input) |
| Frequency | 50/60Hz |
| Plug Type | (2) IEC60309 1P+N+E, 30/32A, 250V, Splashproof IP44 |
| Receptacle Type | IEC60309 2P+E, 30/32A, 250V, Cord-attached |
| Network Connections | Dual 10/100/1000 Mbps Ethernet |
| Supported Protocols | SNMP, HTTP/HTTPS, SSH, Modbus TCP, Syslog, RADIUS, etc. |
| Data Access | JSON API, CSV datalog, JSON datalog |
| Remote Sensors Supported | Yes – Up to 16 sensors (via RJ jacks) |
| Display | LCD Touchscreen with auto orientation |
| Mounting | 19" Horizontal Rackmount |
| Chassis Color | Black Powder Coat |
| Dimensions (HxWxD) | 1.72in x 17in x 18in (44mm x 432mm x 457mm) |
| Weight | 12 lbs (5.44 kg) |
| Certifications | UL, cUL, CE, UKCA, RoHS, FCC Class A, RCM, EN 55032/55035 |
| Warranty | 5-year limited (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
