In today’s power-sensitive world, where even brief outages can lead to lost data or halted operations, maintaining your uninterruptible power supply (UPS) is crucial. The APC Replacement Battery Cartridge #55 (RBC55), a genuine OEM product from APC by Schneider Electric, is engineered to revive your Smart-UPS Line Interactive systems with reliable backup power. This blog explores the RBC55’s features, specs, compatibility, and more, helping you decide if it’s the right fit for your setup—especially as we navigate increasing demands on home and business networks in 2025.
What is the APC RBC55?
The RBC55 is a user-replaceable, sealed lead-acid (VRLA) battery cartridge designed specifically for APC’s Smart-UPS Line Interactive series. It restores your UPS to its original performance levels, providing seamless power during blackouts or surges. Unlike third-party options, the RBC55 is fully tested by APC for 100% compatibility, avoiding issues like error codes or warranty voids. Its hot-swappable design allows replacement without shutting down connected devices, making it perfect for always-on environments like home offices or small IT closets.
At its heart, the RBC55 features a 12V, 17Ah battery setup (often comprising two cells), delivering a total capacity of around 816 VAh. This supports extended runtime for PCs, servers, and networking equipment while meeting global safety standards such as UL, VDE, and CSA.
Key Specifications and Features
The RBC55 packs robust performance into a compact, maintenance-free package. Here’s a breakdown of its core specs:
| Feature/Specification | Details |
|---|---|
| Battery Type | Sealed Lead-Acid (VRLA), 12V 17Ah (two cells) |
| Capacity | 816 VAh (total in cartridge) |
| Lifespan | 3–5 years under normal conditions |
| Warranty | 1-year repair or replace |
| Weight | Approximately 53.4 lbs (24.2 kg) |
| Dimensions | Compact cube design (exact: varies by packaging, typically ~13 x 8 x 4 inches) |
| Sustainability | RoHS compliant; includes prepaid recycling program for old cartridges |
| Certifications | UL, VDE, CSA; preserves UPS equipment protection policy |
Key highlights include its plug-and-play assembly with high-current, gas-tight crimped connections and built-in fuses for safe, quick installs. It’s leak-proof and operates in any position, with no need for electrolyte maintenance—ideal for hassle-free use.
Compatibility: Which UPS Models Does It Fit?
The RBC55 is optimized for APC’s Smart-UPS Line Interactive models, ensuring drop-in replacement. Always cross-check on the APC site for your exact variant, but here’s a comprehensive list of confirmed compatibles:
- SMT2200, SMT2200I, SMT2200US
- SMT3000, SMT3000I
- SUA2200, SUA2200I, SUA2200ICH, SUA2200X115, SUA2200UXI, SUA2200UXICH, SUA2200XL, SUA2200XLI
- SUA3000, SUA3000I, SUA3000ICH, SUA3000UXI, SUA3000XL, SUA3000XLI, SUA3000XLT
- SUA48XLBP
- SUA5000R5TXFMR, SUA5000RMI5U, SUA5000RMT5U
- DLA2200, DLA2200I
- NECA3000JW
Opting for non-APC batteries risks compatibility glitches or warranty issues, so the RBC55 keeps your system certified and protected.
Why Choose the RBC55? Pros and User Insights
The RBC55 stands out for its reliability and ease, backed by real-world feedback. From aggregated reviews, it earns a solid 4.5/5 rating across site Amazon. Here’s what users love:
- Hot-Swappable Convenience: No downtime—swap it in minutes without unplugging your gear.
- Restored Performance: Many report “like-new” runtimes, with one user noting, “Greatly improved runtimes on our SUA2200.”
- Eco-Friendly Disposal: Free recycling via APC’s program, using the original packaging for returns.
- Proven Durability: Consistent 3–5 year life, with intelligent UPS management optimizing charges.
On the downside, its hefty 53+ lbs weight can challenge solo handling, and it’s costlier than generics—though the safety and compatibility edge makes it worthwhile for critical setups. A common tip: “Quantity of one is all you need; the photo shows the full unit.”
Installation Guide: Step-by-Step Simplicity
APC designs the RBC55 for effortless hot-swap replacement. Unplug from AC power first and use protective gear—batteries involve hazards. Based on official guides, here’s the process:
- Prep: Unbox and inspect for damage. Gather gloves and eyewear; ensure a flat surface.
- Safe Shutdown: Power off the UPS via its display, disconnect from mains, and wait 10 minutes for discharge.
- Extract Old Cartridge: Grip the handle, slide out the RBC55, and disconnect cables (note positions).
- Insert New One: Align and slide in the RBC55 until it locks. Reconnect cables—fewer plugs mean fewer errors.
- Verify: Reconnect power, boot the UPS, run a self-test (via panel or software), and calibrate runtime.
Expect 5–15 minutes total. Recycle the old unit with the included prepaid label to stay sustainable.
Maintenance Tips for Maximum Lifespan
VRLA batteries like the RBC55 are low-fuss, but these practices can hit the 5-year mark:
- Temp Management: Keep at 0–40°C (32–104°F); heat can halve life.
- Routine Tests: Monthly self-tests via UPS interface to catch issues early.
- Minimize Drains: Stay plugged in—avoid full discharges.
- Inspect Yearly: Check connections and vents for dust.
- Quarterly Calibration: Recalibrate runtime estimates for accuracy.
These steps boost efficiency and prevent outage surprises.
Conclusion: Power On with Confidence
The APC Replacement Battery Cartridge #55 (RBC55) is more than a battery—it’s a safeguard for your digital lifeline. With its solid specs, broad compatibility, and user-friendly design, it’s essential for Smart-UPS owners facing 2025’s rising power demands.
Ready to refresh? CONTACT US @ TIACO TECHNOLOGIES for current pricing and stock. Share your RBC55 experiences in the comments—we’re all ears! Stay powered.