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Overview

The RB1290X4J UPS Replacement Battery Cartridge restores life to CyberPower UPS systems that have weak or completely depleted internal batteries. The RB1290X4J contains four 12V/9Ah batteries, certified to meet or exceed original manufacturer specifications. This leak-proof, sealed lead-acid battery never requires replacement fluid.

CyberPower 12V/9Ah UPS Replacement Battery - 4-Pack - (RB1290X4J)

Model: RB1290X4J
Web Code: 17856783
Sold and shipped by | 4.0 seller rating (2,107 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • Battery Kit and Installation Guide

Sealed Lead-Acid Batteries

Supply high surge currents, provide robust power-to-weight ratios, and are cost-effective.

Maintenance-Free Battery Fluid

Never requires replacement.

Leak-Proof Casing

Protects the sealed lead-acid batteries and prolongs battery life.

User-Installable Cartridge

Allows for quick and convenient installation; each cartridge is pre-assembled.

Reusable Packaging

Provides for conveniently delivering expired batteries to a recycling center. After installing the new cartridge, place the old one in the reusable packaging.

OEM Certified

CyberPower batteries meet or exceed original manufacturer specifications.

Eighteen-Month Warranty

Covers defects in materials and workmanship in the product under normal use and conditions within eighteen months of the purchase date. See warranty for details.

Product Condition
Brand New
Quantity per Pack
4
Capacity
9 mAh
Voltage
12 V
Battery Type
Sealed Lead-Acid Battery
Rechargeable
Yes
Width
20.83 cm
Height
6.6 cm
Depth
31.5 cm
Width (Inches)
8.2 in
Height (Inches)
2.6 in
Depth (Inches)
12.4 in
Weight
10890 g

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Saskatchewan (Remote)
  • Manitoba (Remote)
  • New Brunswick (Remote)
  • Nova Scotia (Remote)
  • Prince Edward Island (Remote)
  • Newfoundland and Labrador (Remote)
  • Yukon
  • Northwest Territories
  • Nunavut
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Batteries
Return/Exchange Period
30 days
Condition
Unopened

Consumable Product cannot be returned if opened

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