Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Specifications
- Battery Type: Li-ion / Li-polymer high-density cells
- Capacity: 38Wh compact configuration
- Voltage: 7.6V stable output
- Cells: 2-cell internal lithium-polymer pack
- Compatibility: Dell Latitude 7340 / 7440 / 7640 / 7650 battery family
- Platform Support: Dell Latitude 7000 series ultrabooks (select models)
- Design: Internal OEM replacement battery
- Charging Support: Dell ExpressCharge / USB-C power delivery
- Part Numbers: FH97R / WW8N8 / 66DWX / 0HYH8 / 0CTJJ6 compatible variants
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Overview
The Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh laptop battery is an OEM internal replacement battery used in Dell’s ultra-portable Latitude 7000-series laptops. It delivers stable voltage output and efficient power usage for lightweight productivity tasks such as browsing, document editing, email, and video conferencing.
This battery belongs to Dell’s 7.6V 2-cell 38Wh lithium-polymer platform, which is commonly used in slim business ultrabooks where portability is prioritized over maximum runtime. Verified replacement listings confirm the FH97R family operates at 7.6V and 38Wh, with shared compatibility across Latitude 7340, 7440, 7640, and related models.
The same battery family is also widely referenced as WW8N8 and 66DWX, indicating cross-compatible OEM part numbering within the same platform.
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Price Table
| Product | Price in Kenya (KSh) |
|---|---|
| Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery | 7,500 – 15,500 |
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Key Specifications
| Specification | Details |
|---|---|
| Model | Dell FH97R Series |
| Platform | Dell Latitude 7000 ultrabook series |
| Battery Type | Lithium-ion / Lithium-polymer |
| Capacity | 38Wh |
| Voltage | 7.6V |
| Cell Configuration | 2-cell |
| Build Type | Internal replacement battery |
| Cycle Life | ~300–500 cycles |
| Charging System | Dell ExpressCharge / USB-C |
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Charging Performance
- Stable charging for light workloads
- Supports Dell ExpressCharge (model dependent)
- Efficient USB-C power delivery
- Full charge typically in ~2–3 hours
- Optimized for portability over endurance
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Safety Features
- Overcharge protection
- Over-discharge protection
- Short-circuit protection
- Thermal regulation system
- Smart battery IC management
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Compatibility
- Dell Latitude 7340
- Dell Latitude 7440
- Dell Latitude 7640
- Dell Latitude 7650 (select variants)
- Compatible FH97R / WW8N8 / 66DWX battery family systems
- Always confirm exact part number before purchase
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Durability & Build
- High-density lithium-polymer cells
- OEM-grade internal casing
- Stable discharge under basic workloads
- Designed for ultra-thin business laptops
- Secure internal connector design
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Energy Efficiency
- Optimized for portability and light usage
- Stable voltage under everyday tasks
- Efficient Intel U-series CPU pairing
- Compact design for thin chassis laptops
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Ideal Use Cases
- Business professionals
- Students
- Office users
- Remote workers
- Travel-focused ultrabook users
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Pros and Cons
| Pros | Cons |
|---|---|
| Very compact 38Wh design | Limited runtime |
| Stable 7.6V output | Not suitable for heavy workloads |
| Common Latitude 7000 platform battery | Internal installation required |
| OEM safety protections | Shorter battery life vs 57Wh version |
| Lightweight ultrabook compatibility | Not upgrade-friendly |
Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh Laptop Battery Conclusion
The Dell FH97R / WW8N8 / 66DWX 7.6V 38Wh laptop battery is a reliable OEM replacement designed for Dell Latitude ultrabooks. It delivers stable performance, safe charging, and lightweight design, making it a practical replacement option in Kenya for users who prioritize portability and everyday business productivity.
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