APC RBC2 UPS backup battery compatible replacement. The SG-RBC2 supplied by Sigma Power Systems uses one SG1270T2 rechargeable 12V 7Ah AGM sealed lead-acid battery with T2/F2 terminals.
This listing is for the battery only. Reuse the existing UPS wires and connectors. Match the full UPS model designation, revision, battery label, terminal arrangement and available clearance before ordering. The UPS and replacement wiring are not included.
APC RBC2 replacement battery specifications
| APC cartridge replacement reference | RBC2 / APCRBC2 |
|---|---|
| Supplier replacement reference | SG-RBC2 |
| Battery model | SG1270T2 |
| Nominal voltage | 12V |
| Rated capacity | 7Ah at the 20-hour rate |
| Chemistry | Rechargeable sealed lead-acid (SLA), AGM |
| Package quantity | One battery |
| Terminals | T2/F2, 0.250 inch (6.35 mm) tab width |
| Length × width | 151 × 65 mm (5.94 × 2.56 inches) |
| Battery case height | 94 mm (3.70 inches) |
| Overall height including terminals | 100 mm (3.94 inches) |
| Approximate battery weight | 2.0 kg (4.41 lb) per the linked battery specification; shipping weight is higher |
Fit and installation
The supplier identifies this replacement as SG-RBC2 for APC RBC2 / APCRBC2. Check the existing battery dimensions, polarity and terminal width against the photos and drawing. Use the UPS manufacturer’s replacement procedure. Do not assume replacement is safe while the UPS is powered, and do not substitute a lithium-ion battery or charger.
Battery documents
The manufacturer drawing distinguishes the battery case height from the overall height including terminals. Allow clearance for the attached connectors.
Find your UPS model
These model-specific pages identify the RBC2 reference. Match the complete equipment label and revision before ordering.
- APC BK500BLK – RBC2 replacement
- APC BK250B – RBC2 replacement
- APC BP500U – RBC2 replacement
- APC BK280B – RBC2 replacement
- APC BH500NET – RBC2 replacement
- APC BE525-RS – RBC2 replacement
Related batteries and ordering help
Browse APC UPS backup batteries. For matching help or volume pricing, email Sales@RocketDistributing.com with your UPS model label and APC RBC number, current battery and connector photos, quantity and delivery location.
California Proposition 65 warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. See P65Warnings.ca.gov.
APC is a trademark of Schneider Electric. This is an aftermarket compatible replacement supplied by Sigma Power Systems.