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Three sealed 6V12A SLA batteries in a replacement kit

RefurbUPS

RefurbUPS SMART1050NET Compatible Battery Kit 3x 6V12A

SKU CH-EF36-K3XW5

Kit of three 6V 12Ah sealed lead-acid batteries for the Tripp Lite SMART1050NET UPS

  • TypeKit/Package
  • Weight15
  • Compatible kit restores UPS runtime with three 6V12A batteries
  • Factory-fresh cells deliver reliable high-rate discharge performance
  • Includes RBC52-compatible cartridges for SMART1050NET UPS models
  • Installation instructions simplify battery replacement process
  • Kit weighs 15 units for straightforward handling

Compatible Battery Kit for SMART1050NET

This replacement kit contains three 6V12A sealed lead-acid batteries designed for the Tripp Lite SMART1050NET uninterruptible power supply. It restores backup runtime for servers and network equipment that rely on this specific UPS model. The pack arrives factory fresh and includes comprehensive installation instructions. It is not suitable for UPS units that require a different voltage, capacity or cartridge form factor.

Drop-In Cartridge Replacement

The three batteries assemble into the RBC52 compatible cartridge that fits directly into the SMART1050NET battery compartment. No soldering or wiring modifications are needed, freeing the installer from sourcing individual cells or custom harnesses. The kit replaces the entire cartridge in one step, reducing downtime during scheduled maintenance. It will not fit UPS models that use a different cartridge size or terminal layout.

High-Rate Discharge Under Sustained Load

Each 6V12A cell is rated for high-rate discharge, delivering consistent current during extended power outages rather than only short bursts. The sealed lead-acid chemistry maintains stable voltage throughout the discharge curve, protecting connected loads until utility power returns or a graceful shutdown completes. Performance degrades if the UPS is operated beyond the cartridge's rated capacity or in ambient temperatures outside the manufacturer's specified range.

Highlights

  • Compatible kit restores UPS runtime with three 6V12A batteries
  • Factory-fresh cells deliver reliable high-rate discharge performance
  • Includes RBC52-compatible cartridges for SMART1050NET UPS models
  • Installation instructions simplify battery replacement process
  • Kit weighs 15 units for straightforward handling

Specifications

BrandTrippLite Smart Series
SeriesTrippLite Smart Series Batteries
TypeKit/Package
Weight15

Questions about this item

How long will the three 6V12A batteries sustain the SMART1050NET under full load?

Runtime depends on the connected load; the kit supplies three 6V12A high-rate cells matched to the SMART1050NET's original specification.

What heat or noise should I expect once the replacement batteries are installed and the UPS runs continuously?

The sealed lead-acid cells generate minimal heat and no audible noise; the UPS fan profile remains unchanged after installation.

Which UPS model must I already own for this three-cell kit to fit and connect correctly?

This kit is built for the Tripp Lite SMART1050NET and replaces the RBC52 cartridge with three 6V12A batteries.

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