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2-Pack 12V 9Ah UPS for CyberPower RB1290X2 Battery Replacement - Compatible with Cyber Power RB1290 Battery UPS, RB1290A, RB 1290 Surge Protector Backup, 12 Volt 9 Amp Rechargeable SLA

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US$26.39 cheaper than the new price!!

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Product details

Management number 209129889 Release Date 2026/03/29 List Price US$17.60 Model Number 209129889
Category

Restore power, performance, and peace of mind with this 12V 9AH sealed lead-acid battery replacement for CyberPower RB1290 UPS systems. Built for home office users, remote professionals, and tech enthusiasts who rely on uninterruptible power to protect sensitive equipment, this battery delivers dependable backup when it matters most. Itโ€™s also a smart, affordable RB1290X2 replacement battery for systems that require a dual-battery setup.Compatible with popular models, this drop-in replacement installs in minutes with no extra tools or accessories required. Whether you're replacing aging OEM batteries or reviving a UPS with shutdown errors, this battery solves sudden power loss, runtime failures, and self-test faults without the cost of buying a new unit. It serves as a direct replacement for CyberPower RB1290X2, offering the same reliability at a fraction of the cost.Giving you time to save work, power down safely, or stay connected during brief outages, this battery features a sealed AGM design that allows installation in any position, requires no maintenance, and ensures leak-free, secure operation over time. It's fully compatible with CyberPower RB1290 units and related models.Ideal for use with routers, computers, AV equipment, and smart home setups, it supports your critical electronics through brownouts, blackouts, and unstable voltage events. And with safe long-term storage capability, you can keep a spare on hand for when backup really counts. Whether you need an RB1290 battery for your current unit or are replacing a full RB1290X2 set, this power source has you covered.Bring your UPS back to lifeโ€”fast, affordable, and built to perform with this reliable RB1290 upgrade.Please Note: This is an UpStart Battery brand replacement part, not an OEM product.

  • ๐„๐—๐€๐‚๐“ ๐‘๐„๐๐‹๐€๐‚๐„๐Œ๐„๐๐“ ๐…๐Ž๐‘ ๐‚๐˜๐๐„๐‘๐๐Ž๐–๐„๐‘ ๐‘๐๐Ÿ๐Ÿ๐Ÿ—๐ŸŽ ๐Œ๐Ž๐ƒ๐„๐‹๐’ - Perfect fit with plug-and-play designโ€”no tools needed beyond a screwdriver. Revives UPS systems without costly replacements. This RB1290X2 replacement battery is a reliable, drop-in replacement for CyberPower RB1290X2 and related models.
  • ๐‚๐Ž๐’๐“-๐„๐…๐…๐„๐‚๐“๐ˆ๐•๐„ ๐๐€๐‚๐Š๐”๐ ๐๐Ž๐–๐„๐‘ ๐’๐Ž๐‹๐”๐“๐ˆ๐Ž๐ - Restores full functionality to aging UPS units at less than half the cost of OEM batteries. Helps avoid data loss and device shutdown during power outages or brownouts. Ideal as a replacement for CyberPower RB1290X2 setups in both home and business environments.
  • ๐‘๐„๐‹๐ˆ๐€๐๐‹๐„ ๐๐€๐“๐“๐„๐‘๐˜ ๐‹๐ˆ๐…๐„ ๐–๐ˆ๐“๐‡ ๐„๐€๐’๐˜ ๐ˆ๐๐’๐“๐€๐‹๐‹๐€๐“๐ˆ๐Ž๐ - Delivered pre-charged and installation-ready. Simply connect the color-coded leads and slide into place. Includes instruction sheet and fits tightly in standard battery compartments. This replacement for RB1290 battery installs quickly, and the included F1 to F2 adapters ensure compatibility with various connector types.
  • ๐๐”๐ˆ๐‹๐“ ๐…๐Ž๐‘ ๐’๐€๐…๐„๐“๐˜, ๐๐„๐‘๐…๐Ž๐‘๐Œ๐€๐๐‚๐„ & ๐๐„๐€๐‚๐„ ๐Ž๐… ๐Œ๐ˆ๐๐ƒ - Sealed lead-acid design with absorbed glass mat (AGM) tech ensures spill-free operation. Offers dependable performance for home offices, routers, AV gear, and sensitive electronics. Fully compatible with CyberPower RB1290 battery models.
  • ๐•๐„๐‘๐’๐€๐“๐ˆ๐‹๐„, ๐Œ๐€๐ˆ๐๐“๐„๐๐€๐๐‚๐„-๐…๐‘๐„๐„ ๐ƒ๐„๐’๐ˆ๐†๐ ๐…๐Ž๐‘ ๐‹๐Ž๐๐†-๐“๐„๐‘๐Œ ๐”๐’๐„ - Sealed AGM construction allows safe storage and operation in any positionโ€”no leaks, no maintenance needed. Compatible with RB1290 UPS models and suitable for long-term storage. Performs reliably in moderate temperature variations; avoid extreme heat for optimal lifespan. No extra tools or accessories required.
Brand Upstart Battery
Voltage 12 Volts
Model Name UB1290-2BATT-DLNEW11
Unit Count 2.0 Count
Reusability Rechargeable
Manufacturer UpStart Battery
Model Number UB1290-2BATT-DLNEW11
Antenna Location Indoor/Outdoor
Battery Capacity 9000 Milliamp Hours
Battery Cell Type Lead-Acid, AGM
Number of Batteries 2 12V batteries required. (included)
Warranty Description 1 Year

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