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TDU4000RTL630 ~ Vertiv Step down Transformer 208v to 120v w/L520R - Refurbished
BBS Choice
in Battery Backup Systems
1K+ bought in past month
-71%
$497
Featured Offer: $1,690
Size: 4,000VA
Condition: Renewed
About this item
- Industrial-grade power protection for critical equipment and servers
- Automatic Voltage Regulation (AVR) corrects voltage fluctuations without using battery
- Hot-swappable batteries allow replacement without powering down connected equipment
- LCD/LED front panel displays real-time power conditions, load, and battery status
- Multiple outlet groups with surge protection for connected devices
$497
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Return Policy
30-Day Return Window
We stand behind every product we sell. If your unit doesn't meet expectations, you have 30 days from delivery to initiate a return.
No restocking fees — We don't penalize you for returns.
Simply contact us with your order number and reason for return.
Questions? Call us at (305) 330-2266
Warranty Information
1-Year Limited Warranty
Every refurbished unit includes comprehensive warranty protection covering:
- All internal components and circuitry
- Power regulation and battery charging systems
- LCD displays and control panels
- Network management cards (if included)
Extended warranty available — Ask about 2 and 3-year options.
Warranty claims: nick@batterybackup.solutions
Support portal: batterybackup.solutions/support/
Support portal: batterybackup.solutions/support/
Technical Support
24/7 Technical Support
Our team of UPS specialists is available around the clock to help with:
- Installation and configuration
- Runtime calculations and load planning
- Troubleshooting and diagnostics
- Battery replacement guidance
Call anytime: (305) 330-2266
Email: nick@batterybackup.solutions
Portal: batterybackup.solutions/support/
Email: nick@batterybackup.solutions
Portal: batterybackup.solutions/support/
TDU4000RTL630 ~ Vertiv Step down Transformer 208v to 120v w/L520R - Refurbished