Description
APC RBC 133 Replacement Battery
The APC RBC 133 replacement battery is a direct-fit battery cartridge option designed to restore runtime and backup performance for compatible APC UPS systems. If your UPS is beeping, showing a battery warning, or no longer holding a charge, replacing the cartridge is often the quickest way to get reliable protection back for your critical equipment. Made up with 4 12 Volt 9AH Hight Capacity AGM batteries. This is a new replacement not APC brand.
- For the SMT1500RM2UC / SMT1500RMI2UC / SMT1500RM2U / SMT1500RMI2U
Why Replace Your RBC 133?
- Restore runtime: Bring your UPS backup time back closer to original performance.
- Prevent unexpected shutdowns: Protect computers, networking gear, and electronics during power interruptions.
- Direct-fit solution: Replace the cartridge instead of replacing the entire UPS.
Compatibility
RBC cartridges are used across multiple APC UPS models. Confirm your UPS model number and verify that it specifies RBC 133 as the required replacement.
- Check the UPS label on the rear or underside for the model number
- Look for the battery/cartridge reference listing RBC 133
If you’re unsure, send us your UPS model number and we’ll help confirm fit before you order.
Installation Tips
- Power down connected loads properly before replacement.
- Follow your APC UPS manual for safe battery access and swap procedure.
- After installation, allow the UPS to charge fully to maximize runtime.
Shipping & Support
If you need a bulk quote, expedited shipping, or help identifying the correct cartridge, contact us and we’ll assist right away.
Looking for a dependable APC RBC 133 replacement? Order today and keep your UPS protecting your equipment.
Typical Compatibility*
Commonly used in these APC® models (check your serial/label):
- SMT1500RM2UC / SMT1500RMI2UC / SMT1500RM2U / SMT1500RMI2U
- SMC1500-2UC and related line-interactive rack variants
*Model lists vary by region; verify your UPS model against APCRBC159. :contentReference[oaicite:2]{index=2}
Specifications
| Cartridge | RBC-133 and RBC159 same |
|---|---|
| Battery Configuration | 4 × 12V 9Ah AGM (F2 0.250″ terminals) |
| Chemistry | Sealed Lead-Acid, AGM (VRLA) |
| Assembled Dimensions | ≈ 13.5″ L × 8.5″ W × 3.3″ H |
| Assembled Weight | ≈ 26.4 lb |
| Individual Cell Size | 5.95″ × 2.56″ × 3.70″; F2 terminals |
| Hot-swap | Yes (plug-and-play) |
| Design Life (standby) | ≈ 3–5 years (environment/usage dependent) |
Dimensions/weight confirmed across APC and distributor listings; individual 12V9Ah cell dimensions shown for reference. :contentReference[oaicite:3]{index=3}
What’s Included
- (1) Fully-assembled RBC-133 battery cartridge (APCRBC159 compatible)
- Pre-installed harness/connector; installation guide link (digital)
Install Tips
- Shut down connected loads if required; put UPS in maintenance bypass where applicable.
- Open the battery bay; slide out the old cartridge and disconnect harness.
- Insert the new RBC-133 and connect harness firmly; close bay.
- Allow the UPS to charge; run a self-test or calibration for accurate runtime.
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