Battery DELL 451-BCYH for Precision 7670 7680 7770 7780

The DELL 451-BCYH is a 6-cell Lithium‑Ion battery designed for Dell Precision 7670, 7680, 7770 and 7780 laptops. With a capacity of up to 83 Wh, this replacement battery provides reliable power to keep your laptop running during travel or extended use away from mains power.

Advantages

This Lithium‑Ion battery offers stable power delivery and is compatible with specified Precision models. Its 6‑cell construction and up to 83 Wh capacity help extend runtime compared with lower‑capacity cells, and it serves as a direct replacement for worn or degraded original batteries to restore mobile productivity.

Suitable for

• Traveling professionals who need longer laptop runtime
• Replacing an old or failing battery in Precision 7670, 7680, 7770, 7780
• Work away from power outlets, such as meetings, trains, or client visits

Key specifications

• Manufacturer: Dell
• Model / MPN: 451-BCYH
• Compatible models: Precision 7670, 7680, 7770, 7780
• Battery technology: Lithium‑Ion (Li‑Ion)
• Cell count: 6-cell
• Capacity: up to 83 Wh
• EAN: 5715063801437

How to use

Power off the laptop and disconnect any cables before replacing the battery. Remove the service panel or battery compartment cover according to your Precision model’s maintenance instructions, extract the old battery, and install the DELL 451-BCYH securing it in place. Reattach the cover and power on the laptop. Allow the new battery to charge fully before first use for optimal calibration.

Recommendations

For safety and longevity, use the battery with compatible Dell Precision models only, avoid exposure to extreme temperatures, and follow Dell’s maintenance and disposal guidelines for Lithium‑Ion batteries.