# Backup battery HP 462976-001 for RAID controller, NiMH 650 mAh, 4.8 V, 1 pc

**URL:** https://aio.lv/en/product--hp-462976-001--4971780
**Data updated:** 2026-03-11 11:49 (EET)
**Category:** Batteries
**Manufacturer:** HP
**Manufacturer code:** 462976-001
**EAN:** 5704327642664
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

HP 462976-001 is a backup battery designed for RAID controllers and similar storage devices. It uses Nickel-Metal Hydride (NiMH) chemistry, provides 650 mAh capacity at 4.8 V, and is supplied as a single unit. Intended to maintain cache power and protect data during power interruptions in server and storage systems.

## Long description

HP 462976-001 is a backup battery designed for RAID controllers and similar storage devices. The unit uses Nickel-Metal Hydride (NiMH) chemistry and delivers 650 mAh capacity at a nominal voltage of 4.8 V. Supplied as a single replacement module, this battery is intended to maintain cache power and help protect write data during short power interruptions in servers and storage systems.
Advantages
This NiMH backup battery offers a compact form factor and straightforward compatibility with supported HP RAID controller modules. With a rated capacity of 650 mAh and a nominal voltage of 4.8 V, it provides temporary energy to preserve volatile cache contents until normal power is restored or until a controlled shutdown can complete. The single-piece supply simplifies replacement and inventory handling compared with multi-cell assemblies sold separately.
Suitable for
 RAID controller cache backup in server and enterprise storage systems
 Maintaining volatile memory contents during brief power losses
 Replacement of worn or end-of-life backup batteries in compatible HP modules
Key specifications
 Battery technology: Nickel-Metal Hydride (NiMH)
 Nominal voltage: 4.8 V
 Capacity: 650 mAh
 Quantity included: 1 piece
 Intended application: backup for RAID controller cache and similar storage modules
How to use
Before installing, power down the server or put the controller into a safe maintenance mode following the equipment manufacturer’s procedure. Remove the old battery module from the RAID controller according to the controller manual and install the HP 462976-001 in the same orientation and connector position. After installation, restore power and confirm that the controller recognizes the new backup battery and that any battery-related status indicators or management software report normal operation.
Usage recommendations
Store the battery in a cool, dry place and avoid prolonged exposure to high temperatures or humidity. Replace the backup battery according to the server vendor’s recommended maintenance interval or when the controller indicates reduced backup capability. Dispose of NiMH batteries in accordance with local regulations for battery recycling.

## Specifications

| Feature | Value |
|---|---|
| Device compatibility | RAID controller |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Nickel-Metal Hydride (NiMH) |
| Battery voltage | 4.8 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 650 mAh |
| Product colour | Black |

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### What is the warranty period?

All HP products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

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### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, battery voltage, number of batteries included, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

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