Replacement Battery Specification
- Battery Model: 66DWX
- Capacity: 57Wh
- Voltage: 11.4V
- Battery Type: Li-ion
- Cell: Made in China, high quality guarantee
- Color: Black
- Condition: Replacement Battery (100% Brand New, 1-year warranty!)
Replace Part Number
- 66DWX
- WW8N8
- P126F
- P126F001
- P175G
- P175G001
- P176G
- P176G001
- 0CTJJ6
- 047T0
- 0HYH8
- FH97R
- 2ICP6/65/78
- 3ICP6/65/78
Compatible Laptop Model
- For Dell Latitude 13 7340 Series
- For Dell Latitude 13 7350 Series (2024) — NOTE: NOT compatible with 271J9
- For Dell Latitude 14 7440 Series
- For Dell Latitude 14 7450 Series
- For Dell Latitude 16 7640 Series
- For Dell Latitude 16 7650 Series
Product Features
- Wide Dell Latitude Business Coverage: 57Wh lithium-ion battery delivers reliable all-day runtime for Dell Latitude 7340, 7350, 7440, 7450, 7640, and 7650 series business laptops — ideal for business professionals, IT administrators, and enterprise users who depend on Dell Latitude reliability for mobile productivity
- Premium Li-ion Cells: High-quality cells provide stable 11.4V output for consistent Dell Latitude performance during business computing, video conferencing, document processing, and travel workloads
- OEM Replacement Quality: Meets or exceeds original Dell specifications for voltage, capacity, safety standards, and physical dimensions — direct replacement for 66DWX, WW8N8, P126F, P175G, P176G, and all associated Dell part numbers
- Multi-Generation Latitude 7000 Series Compatibility: Specifically engineered for Dell Latitude 13 / 14 / 16-inch 7000 series business laptops for perfect physical fit and reliable battery management system integration
- Advanced Safety Protection: Multi-layer protection circuits guard against overcharge, over-discharge, short circuit, and thermal events during daily business laptop use
- Restore Full Business Runtime: Revive your Dell Latitude 7000 series with a fresh battery that restores full all-day productivity for meetings, business travel, and office work
Why Choose This Battery
Engineered for Dell Latitude 7340, 7350, 7440, 7450, 7640, and 7650 series business laptops, this 57Wh Li-ion replacement battery ensures reliable all-day power for business professionals, IT administrators, and enterprise users who depend on Dell Latitude performance. Perfect for office productivity, business travel, remote work, and enterprise computing requiring consistent and dependable laptop runtime.
Key Benefits:
- Wide compatibility across Dell Latitude 13 / 14 / 16-inch 7000 series — replaces 66DWX, WW8N8, P126F, P175G, P176G, FH97R, and all associated part numbers
- 57Wh capacity supports all-day runtime for business productivity and enterprise computing workloads
- Rigorous quality testing ensures capacity, voltage stability, and safety compliance for Dell Latitude business laptop use
- 1-year warranty and OEM-grade construction for reliable long-term performance in enterprise computing environments
- Precision-engineered housing with multi-layer protection circuits for safe operation during daily business laptop use