CyberPower RB1280X2A UPS Replacement Battery Cartridge, Maintenance-Free, User Installable, 12V/9Ah
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
Amazon Product Description The RB1280X2A UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries. The RB1280X2A contains two 12V/9AH batteries, certified to meet or exceed original manufacturer specifications. These leak-proof, sealed lead-acid batteries never require replacement fluid. The pre-assembled cartridge installs easily in your CyberPower UPS system and is shipped with reusable packaging which can be used for delivering expired batteries to a suitable recycling center. The RB1280X2A comes with instructions…
SpecPicks Verdict
SpecPicks classifies CyberPower RB1280X2A UPS Replacement Battery Cartridge… as a category leader on buyer feedback in the power protection category, based on 1,149 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for power protection of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.6★ average across customer reviews
- ✓ Large, well-vetted feedback pool (1,149 reviews)
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- The CyberPower RB1280X2A UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries; It comes with two 12V/9Ah sealed lead-acid batteries
- SEALED LEAD-ACID BATTERIES: Supplies high surge currents, provides robust power-to-weight ratios, and cost effective; MAINTENANCE-FREE BATTERY FLUID: Never requires replacement
- USER-INSTALLABLE CARTRIDGE: Allows for quick and convenient installation; each cartridge is pre-assembled; The RB1280X2A comes in reusable packaging for delivering expired batteries to recycling centers
- Compatible with these CyberPower models: CP1350AVRLCD (with serial numbers beginning with 'CPK'), CP1500AVRT, CP1500AVRLCD (with serial numbers beginning with 'CPT' or 'CPA')
- 18-MONTH WARRANTY: Covers defects in materials and worksmanship in the product under normal use and conditions within eighteen months of the purchase date
Full Specifications
| Brand | CyberPower |
|---|---|
| Voltage | 125 Volts |
| Amperage | 2 Amps |
| Model Name | CPS RB1280X2A Replacement Batteries |
| Unit Count | 1.0 Count |
| Reusability | Single Use |
| Model Number | RB1280X2A |
| Built-In Media | Battery,Installation Guide |
| Item Type Name | SLA AGM Battery |
| Item Dimensions | 6 x 8 x 3 inches |
| Antenna Location | UPS Systems |
| Battery Capacity | 9 Amp Hours |
| 18-MONTH WARRANTY | Covers defects in materials and worksmanship in the product under normal use and conditions within eighteen months of the purchase date |
| Battery Cell Type | Other Than Listed |
Ready to buy?
CyberPower RB1280X2A UPS Replacement Battery Cartridge, Maintenance-Free, User Installable, 12V/9Ah is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
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