Product Specifications for RBC55 Replacement Battery for APC
| BM Part #: | APCRBC55 |
|---|---|
| Voltage: | 48 Volt |
| Capacity: | 18 Ah |
| Type: | Sealed Lead Acid |
| Length: | 7.20" |
| Width: | 5.60" |
| Height: | 6.80" |
| Shipping Weight: | 48.00Lbs |
| Warranty: | 2 Year |
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- Pre-Assembled Design: Saves you valuable installation time by eliminating the need to wire individual batteries yourself.
- Hot-Swappable Functionality: Keeps your critical equipment running continuously without requiring a complete shutdown during replacement.
- Absorbent Glass Mat Technology: Ensures leak-proof and maintenance-free operation for long-lasting, worry-free performance in any workspace.
- OEM Specification Matching: Delivers identical runtime and power output to ensure your heavy-duty UPS works flawlessly.
- High-Current Fuses Included: Protects your valuable connected electronics against unexpected power surges and electrical shorts.
Product Description
Keep Your Business Running Smoothly With Reliable Backup Power
There is nothing worse than the sudden beep of a failing UPS backup system. When your server room or office workstation loses its line of defense against blackouts, your data and productivity are at risk. Buying an expensive original manufacturer replacement strains your budget, while cheap, unverified components bring the fear of manual wiring or dangerous leaks. The premium APC RBC55 replacement battery from Battery Mart solves this dilemma completely by providing a reliable, pre-assembled RBC55 battery alternative.
Our high-performance battery pack is engineered to match the exact voltage and energy demands of your heavy-duty systems. Whether you are running an APC SMT2200, SMT3000, SUA2200, or SUA3000, this replacement restores your runtime back to peak day-one performance. You will not have to worry about sudden server drops or lost files during unexpected voltage spikes.
Zero Setup Stress and Maximum Peace of Mind
Many third-party kits arrive as a box of loose batteries, forcing you to harvest old wires and figure out complex diagrams. We believe regular maintenance should not feel like a complex engineering project. Our replacement cartridge arrives as a fully integrated, pre-charged assembly. It includes the required heavy-duty wiring, robust connectors, and high-current fuses already installed.
This setup makes installation incredibly smooth and straightforward. Because these packs support hot-swapping, you can complete the upgrade without shutting down your active equipment. Your office stays productive, and your critical gear remains online.
Why choose our premium replacement pack for your backup system?
- Avoid the steep price markup of original factory brands without compromising on performance.
- Protect your workplace environment with completely sealed, leak-proof casings.
- Enjoy extended service life with heavy-duty internal grids designed for consistent cycling.
- Rest easy knowing every unit is backed by our comprehensive two-year warranty.
Do not wait for the next storm or power failure to find out your backup system is dead. Restore your reliable safety net and secure your critical data infrastructure today. Order your premium replacement cartridge now and experience uninterrupted power when you need it most!
Frequently Asked Questions
Will using this third-party replacement battery void my APC UPS manufacturer's warranty?
A: No. Under the federal Magnuson-Moss Warranty Act, a manufacturer cannot legally void your equipment's warranty simply for using a third-party replacement battery unless they can prove that the replacement part directly caused damage to the system.
Is this RBC55 battery cartridge ready to use right out of the box?
A: Yes, it arrives completely pre-assembled with all necessary heavy-duty wiring, connectors, and internal fuses, so you do not have to struggle with manual assembly or dangerous wire splicing.
How do I know if my specific APC Smart-UPS model is compatible with the RBC55?
A: This cartridge is designed specifically for high-capacity systems like the SMT2200, SMT3000, SUA2200, and SUA3000 series; please verify your exact model number matches our comprehensive cross-reference list before purchasing.
Can I replace this battery while my connected electronics are still running?
A: Yes, this cartridge supports hot-swapping, allowing you to safely install the new battery pack without interrupting power to your connected server rack or office gear.
Cross Reference & Compatibility
- APC DLA2200
- APC SMT2200
- APC SMT2200C
- APC SMT2200I
- APC SMT2200I-AR
- APC SMT2200IC
- APC SMT2200TW
- APC SMT2200US
- APC SMT3000
- APC SMT3000C
- APC SMT3000I
- APC SMT3000I-AR
- APC SMT3000IC
- APC SMT3000TW
- APC SUA2200
- APC SUA2200-BR
- APC SUA2200I
- APC SUA2200I-IN
- APC SUA2200ICH
- APC SUA2200ICH-45
- APC SUA2200TW
- APC SUA2200UXI
- APC SUA2200UXICH
- APC SUA2200X115
- APC SUA2200XL
- APC SUA2200XL-NETPKG
- APC SUA2200XLI
- APC SUA3000
- APC SUA3000-BR
- APC SUA3000I
- APC SUA3000I-IN
- APC SUA3000ICH
- APC SUA3000ICH-45
- APC SUA3000UXI
- APC SUA3000UXICH
- APC SUA3000XL
- APC SUA3000XL-NETPKG
- APC SUA3000XLI
- APC SUA3000XLT
- APC SUA48XLBP
- APC SUA5000R5TXFMR
- APC SUA5000RMI5U
- APC SUA5000RMT5U
Customer Reviews
The battery sets arrived on time and as expected. They also came with the connectors preinstalled and were cheaper than other vendors that do not include connectors. Work well in our UPS.
No issues installing. Looked and installed just like your regular APC replacement batteries.
This has two sets of battery packs with attached UPS plugs
Battery pack was a little larger then OEM and very hard to fit into the Case.
Pros -- The product came and matched the original specs of the APC batteries that come with or are replaceable by APC. These were about half the cost and were the exact same dimensions and volt/amperage as the originals.
Cons -- The connectors that come on these batteries are just slightly different than the original APC batteries which caused us to replace some of them with the connectors from th

