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Rectangular black lithium-ion laptop battery with four cells

Battery Technology Inc.

Battery Technology Inc. 451-BCDM-BTI 15.2V 56Whr laptop battery

SKU CH-N65G-A6BHY MPN 451-BCDM-BTI

Replacement 15.2 V 56 Whr lithium-ion pack for select Dell Inspiron 7570 and 7778 laptops

  • Battery typeLaptop Batteries
  • Product typeLaptop Batteries
  • Reliable power for compatible Dell Inspiron laptops
  • 4-cell lithium-ion design delivers 56 Whr capacity
  • 2 V output matches original specifications
  • Replaces multiple Dell part numbers including 033YDH and 99NF2
  • Fits Inspiron 17 7778 and 7570 models

Compatible Dell Models

This replacement battery fits select Dell Inspiron laptops including the 7570 and 7778 models. It matches part numbers such as 033YDH, 0PVHT1, 33YDH, 451-BCDM, 7FHHV, 99NF2, and PVHT1. The unit is a direct substitute for the original equipment battery in those notebooks.

Who This Suits

Owners of the listed Inspiron models who need a new 4-cell lithium-ion power source will find this part matches their voltage and capacity requirements. Users with different Dell series or non-listed Inspiron variants should verify their exact part number before ordering.

Deciding Specification

The battery delivers 15.2V and 56Whr in a 4-cell lithium-ion configuration. This voltage and capacity combination determines whether the unit will operate correctly in your specific laptop.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $78.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameBattery Technology Inc.
Model name451-BCDM-BTI
Part number451-BCDM-BTI
Product typeLaptop Batteries
Power
Battery typeLaptop Batteries
Size & build
Shipping weight0.45 kg
Package size25 × 25 × 25 mm

Questions about this item

Must my Dell Inspiron already use a 4-cell 15.2 V Li-Ion pack for this 451-BCDM-BTI to fit?

Yes — the battery is built for Dell Inspiron 7570 and 7778 models that originally shipped with a 4-cell 15.2 V 56 Wh Li-Ion unit, so the connector and chassis match those systems.

Will the 56 Wh capacity still charge correctly if my laptop's original battery was listed as 99 Wh?

The pack delivers 56 Wh at 15.2 V; the laptop's charging circuit manages the lower capacity automatically, giving proportionally shorter run-time but normal charge cycles.

How can I confirm the 451-BCDM-BTI is recognised after installation?

Boot into the BIOS or Dell Power Manager and verify the reported model shows 451-BCDM-BTI with 15.2 V and 56 Wh, then run a full charge-discharge cycle to calibrate the fuel gauge.

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