Name: HP 4-cell lithium-ion (Li-Ion), 4.21Ah, 48Wh
Brand: HP
SKU: 851610-855

851610-855 ✓ Verified by PartsTable

HP · BATTERY · LITHIUM

WHAT YOU NEED TO KNOW

Lithium batteries are restricted for air travel and may require a dangerous goods certificate with additional carrier fees. Ground shipping adds transit time — plan accordingly. Always check the date code, batteries degrade over time. Buy in bulk when possible, these are consumables. Key checks: Buy in bulk — consumables.

RESTRICTED for air — DG certificate required

PRODUCT OVERVIEW

The HP 851610-855 is a Battery-Backed Write Cache pack, designed for HPE Smart Array controllers in ProLiant Gen8 and Gen9 servers. It provides backup power to the BBWC module during unexpected power loss, ensuring cached write data is safely committed to flash memory. This is a high-volume replacement part in TPM market as ProLiant Gen8 and Gen9 servers remain widely deployed.

WHERE IT FITS

BATTERY→ LITHIUM→ 851610-855

SPECIFICATIONS

Length	Typically 0.5m or 1m
Interface	SAS
Connector Type	SFF-8644 or similar

COMPONENT DIAGRAM

KEY FEATURES

•

Battery-Backed Write Cache Module

•

Rechargeable Battery Technology

Provides cache backup power for 48+ hours after power loss

•

Hot-Plug Capable

VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE

StatusUNKNOWN

Availability—

RoHS CompliantEAR99ESD SensitiveDG Class 9 — LithiumRestricted Air Freight

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FREQUENTLY ASKED QUESTIONS

What is 851610-855?

851610-855 is a HP 4-cell lithium-ion (Li-Ion), 4.21Ah, 48Wh manufactured by HP. It is classified as a BATTERY (LITHIUM).

Is 851610-855 still available?

851610-855 is currently Unknown.

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