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CyberPower RB1290X8 8x 12V 9Ah VRLA UPS Replacement Battery Cartridge
CyberPower·MPN: RB1290X8

CyberPower RB1290X8 8x 12V 9Ah VRLA UPS Replacement Battery Cartridge

The CyberPower RB1290X8 UPS Replacement Battery Cartridge restores full power backup capacity to compatible CyberPower OL-series UPS systems, featuring eight 12V/9Ah sealed lead-acid batteries to maintain continuous operations.

  • VRLA Technology: Provides maintenance-free, leak-proof power delivery, eliminating the need for fluid checks and ensuring safe deployment in sensitive IT environments.
  • 8x 12V/9Ah Batteries: Restores the full runtime capacity of compatible UPS systems, extending critical power protection during outages and ensuring business continuity.
  • OEM Specification Compliance: Certified to meet or exceed original manufacturer specifications, guaranteeing reliable performance and seamless integration with CyberPower OL-series UPS units.
  • Pre-Assembled Cartridge: Facilitates rapid, tool-less installation, minimizing downtime during battery replacement and simplifying maintenance for IT teams.
$688.01
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Manufacturer Warranty Included

Product Overview

The CyberPower RB1290X8 is a purpose-built UPS replacement battery cartridge, containing eight 12V/9Ah sealed lead-acid (VRLA) batteries. This unit is specifically engineered to restore full backup power to compatible CyberPower OL-series uninterruptible power supply systems, including the OL8KRTHD and OL10KRTHD models.

Designed for enterprise environments, this pre-assembled cartridge ensures reliable performance by meeting or exceeding original manufacturer specifications. Its maintenance-free VRLA design eliminates the need for fluid checks, providing a leak-proof and operationally sound solution for critical power protection within any IT infrastructure.

  • Core Functionality: Restores full power backup capacity to compatible CyberPower OL-series UPS systems, ensuring uninterrupted power for critical infrastructure and preventing data loss.
  • VRLA Design: Features sealed lead-acid (VRLA) technology, providing a maintenance-free and leak-proof power solution for secure and reliable operation in sensitive IT environments.
  • Optimized Performance: Contains eight 12V/9Ah batteries, engineered to meet or exceed original manufacturer specifications for consistent power delivery and extended runtime during power events.
  • Rapid Deployment: Designed as a pre-assembled cartridge for quick and easy hot-swappable installation, significantly reducing service interruption and simplifying maintenance for IT teams.
  • Operational Value: Extends the useful life of existing UPS investments, deferring capital expenditure on new UPS units while maintaining robust power protection and business continuity.

This replacement battery cartridge is a strategic investment for organizations prioritizing continuous operations and the protection of their critical IT assets.

Technical Specifications

1Performance & Business Impact
Battery TechnologySealed Lead Acid (VRLA)
Battery Voltage12 V
Battery Capacity9 Ah
Batteries Included8 pc(s)
2Connectivity & I/O
UPS CompatibilityCyberPower OL8KRTHD, OL10KRTHD
3Physical & Environmental
Dimensions (W x D x H)155 mm x 107 mm x 561 mm / 6.1 in x 4.2 in x 22.1 in
Weight21.8 kg / 48.06 lbs
Product ColorBlack
Operating Temperature0 - 40 °C / 32 - 104 °F
Operating Humidity0 - 95%
4Lifecycle, Warranty & Compliance
Warranty1-Year Limited Warranty
In-Box ContentsBattery cartridge, documentation
Shipping Weight23.3 kg / 51.37 lbs

Full Specifications

Manufacturer Data
Features6
Battery technologySealed Lead Acid (VRLA)
Battery voltage12 V
Battery capacity9 Ah
Number of batteries included8 pc(s)
Product colourBlack
CompatibilityOL8KRTHD, OL10KRTHD
Weight & dimensions4
Weight21.8 kg
Width155 mm
Height561 mm
Depth107 mm
Packaging data1
Package width274.3 mm
Operational conditions1
Operating temperature (T-T)0 - 40 °C
Downloads2
Product Datasheet198 KB
Download
User Manual7.1 MB
Download

What This Solves

Maintaining Data Center Uptime

Organizations operating small to mid-sized data centers require constant power to prevent data corruption and service interruptions. This battery cartridge restores the full backup capacity of UPS systems, ensuring servers and networking equipment remain operational during power outages.

Data center operators, co-location facilities, enterprise infrastructure teams, cloud service providers

Ensuring Business Continuity

Businesses cannot afford downtime from power fluctuations, which can halt operations and impact revenue. Deploying this replacement battery ensures that critical systems have reliable backup power, allowing for graceful shutdowns or continued operation during short outages.

SMBs with server rooms, mid-market companies, branch offices, retail back-office operations

UPS System Lifecycle Management

As UPS batteries age, their capacity degrades, compromising power protection. This cartridge provides a cost-effective solution to extend the operational life of existing CyberPower UPS units, deferring the need for full system replacement.

IT operations teams, facilities management, infrastructure procurement, asset management departments

Key Features

Battery technology: Sealed Lead Acid (VRLA)

Provides a maintenance-free and leak-proof power solution, ensuring safe and reliable operation without the need for fluid checks.

Number of batteries included: 8 pc(s)

Restores the full original runtime capacity of compatible UPS systems, extending critical power protection during outages.

Battery voltage: 12 V

Delivers consistent and stable power output, ensuring reliable operation for connected servers and networking equipment.

Battery capacity: 9 Ah

Offers robust energy storage, providing ample backup time for critical systems to either ride through outages or perform orderly shutdowns.

Compatibility: OL8KRTHD, OL10KRTHD

Ensures perfect fit and electrical integration with specified CyberPower UPS models, guaranteeing optimal performance and system stability.

Industry Applications

Finance & Insurance

Ensures continuous power for critical trading systems and data centers, protecting financial transactions and meeting regulatory compliance for uptime.

Healthcare & Life Sciences

Maintains uninterrupted power to medical equipment, patient data systems, and laboratory instruments, safeguarding critical operations and patient care.

Manufacturing & Industrial

Provides reliable backup power for industrial control systems and production line IT, preventing costly downtime and ensuring operational continuity.

Government & Public Sector

Supports the continuous operation of essential public services and data infrastructure, ensuring citizen access and operational resilience during power events.

Frequently Asked Questions

What CyberPower UPS models are compatible with this battery cartridge?

This CyberPower RB1290X8 battery cartridge is specifically designed for compatibility with CyberPower OL-series UPS systems, including the OL8KRTHD and OL10KRTHD models, ensuring proper fit and function.

How does VRLA technology benefit my IT environment?

VRLA (Valve Regulated Lead Acid) technology provides a sealed, maintenance-free battery solution that is leak-proof and can be deployed in various orientations. This design enhances safety and reduces operational overhead by eliminating the need for regular fluid checks, making it ideal for sensitive IT environments.

What is the expected lifespan of these replacement batteries?

The typical lifespan for VRLA UPS batteries like the RB1290X8 is generally 3-5 years under optimal operating conditions. Factors such as ambient temperature, discharge cycles, and charging practices can influence the actual service life.

Can this battery cartridge be hot-swapped into a live UPS system?

Yes, the CyberPower RB1290X8 battery cartridge is designed for hot-swappable installation into compatible CyberPower OL-series UPS systems. This allows for battery replacement without powering down connected equipment, minimizing downtime and service interruption.

Warranty & Returns

Manufacturer Warranty

18 month

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$688.01