Description
The APC Replacement #55 Battery Cartridge (RBC55) is a genuine, high-quality sealed lead-acid battery designed specifically for select APC UPS (Uninterruptible Power Supply) systems. It restores your UPS to its original performance, ensuring reliable backup power and protection against outages, surges, and voltage fluctuations.
This product is ideal for:
- Businesses relying on uninterrupted power for servers and networking equipment
- Home office users who need consistent backup for computers and routers
- IT professionals maintaining UPS systems
- Anyone using compatible APC UPS models needing a safe and efficient battery replacement
- Genuine APC Battery – Ensures full compatibility and optimal UPS performance
- Hot-Swappable Design – Replace the battery without shutting down your system
- Sealed Lead-Acid Technology – Maintenance-free and leak-proof
- Pre-Assembled for Easy Installation – Plug-and-play setup with no technical hassle
- Reliable Backup Power – Keeps critical devices running during outages
- Long Service Life – Designed for durability and consistent performance
- Safety Certified – Tested and approved to meet APC’s high-quality standards
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | APC Replacement Battery Cartridge #55 |
| Model Number | RBC55 |
| Battery Type | Sealed Lead-Acid (VRLA) |
| Nominal Voltage | 12V |
| Battery Capacity | Varies by UPS model |
| Number of Batteries | 2 |
| Expected Battery Life | 3 – 5 years |
| Hot-Swappable | Yes |
| Compatibility | Select APC Smart-UPS Models |
| Maintenance | Maintenance-free |
| Dimensions (HxWxD) | Approx. 7.6 x 16.5 x 18.3 cm |
| Weight | Approx. 11.8 kg |
Choosing the APC RBC55 ensures your UPS system continues to perform at its best. Unlike third-party batteries, this genuine APC replacement cartridge is engineered to meet exact specifications, reducing the risk of damage or reduced performance.
- Maintains UPS warranty compliance
- Guarantees compatibility and reliability
- Minimizes downtime with quick installation
- Provides peace of mind during power outages
- Cost-effective solution compared to replacing the entire UPS
Applications
- Servers and data centers
- Network devices (routers, switches, modems)
- Office workstations and desktop PCs
- Security systems (CCTV, access control)
- Medical and critical equipment
- Small and medium business infrastructure
Don’t wait for power failure to disrupt your operations. Upgrade your UPS system today with the APC Replacement Battery and enjoy uninterrupted power, enhanced protection, and long-lasting performance.

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