APC SUA750R2X122 UPS backup battery compatible replacement. Sigma SG-RBC22 supplies a complete 24V 7Ah AGM battery cartridge with two 12V batteries, tray and wiring as shown.
Match the exact SUA750R2X122 model and revision, existing cartridge, connector and tray dimensions before ordering. The UPS itself is not included.
APC SUA750R2X122 replacement specifications
| Listed UPS model | SUA750R2X122 |
|---|---|
| Sigma replacement reference | SG-RBC22 |
| Cartridge voltage | 24V |
| Cartridge capacity | 7Ah |
| Chemistry | Rechargeable sealed lead-acid (SLA), AGM |
| Package quantity | One complete cartridge |
| Internal batteries | Two 12V 7Ah batteries connected in series |
| Internal battery model | SG1270T2 |
| Internal battery terminals | T2/F2, 0.250 inch (6.35 mm) |
| Supplier-listed cartridge dimensions | 13.5 × 8.5 × 3 inches |
| Supplier-listed product weight | 9 lb; shipping weight may be higher |
Choosing the correct cartridge
Two series-connected 12V 7Ah batteries provide 24V at 7Ah. Check the tray, polarity, connectors and fuse arrangement against the installed assembly. Follow the UPS manufacturer’s replacement procedure; do not assume replacement while powered is permitted.
Internal battery documents
These documents describe the individual SG1270T2 battery, not the overall tray dimensions. The installed batteries lie on their sides as shown in the product photos.
Related batteries and ordering help
Browse APC UPS backup batteries. For matching help or volume pricing, email Sales@RocketDistributing.com with your SUA750R2X122 label, cartridge number, connector photos, quantity and delivery location.
APC is a trademark of Schneider Electric. This is an aftermarket compatible replacement supplied by Sigma Power Systems.