Battery for Lenovo ThinkPad T490s 20NX001UUS
- Battery Type: Li-ion
- Voltage: 11.52V
- Capacity: 57WH
- Color: Black
- Condition: Brand New
Battery for Lenovo ThinkPad T490s 20NX001UUS
The Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Price in Kenya is a high-efficiency internal replacement battery designed specifically for the ultra-thin ThinkPad T490s business ultrabook series. This model is built for professionals who need a lightweight laptop with strong mobility, making battery performance a key requirement for daily productivity.
The Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Price in Kenya is KSh 6,500. Verified specifications show that the ThinkPad T490s uses a 57Wh lithium-polymer 3-cell internal battery with an output voltage of 11.58V, designed for efficient energy delivery and long runtime performance.
Unlike the standard T490 series, the T490s is thinner and more power-optimized, meaning its battery design is tuned for efficiency rather than bulk capacity.
Who Should Buy This Battery?
- Lenovo ThinkPad T490s users with weak or degraded battery backup
- Professionals needing portable all-day productivity
- Users experiencing fast battery drain or shutdown issues
- Anyone replacing an original internal Lenovo battery
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Price Table
| Product Name | Exact Price |
|---|---|
| Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh | KSh 6,500 |
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Key Specifications Table
| Feature | Specification |
|---|---|
| Battery Type | Lithium-Polymer |
| Capacity | 57Wh |
| Voltage | 11.58V |
| Cell Configuration | 3-Cell |
| Compatible Model | Lenovo ThinkPad T490s 20NX001UUS |
| Compatible Part Numbers | L18M3PD2 / L18L3PD2 / SB10K97651 / SB10K97652 |
| Charging Cycle Life | 300–500 cycles |
| Connector Type | Internal motherboard connector |
| Charging Support | Lenovo standard + Rapid Charge |
| Overcharge Protection | Yes |
| Short Circuit Protection | Yes |
| Thermal Monitoring | Built-in safety system |
| Average Runtime | Up to 7–12 hours depending on usage |
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Design and Build Quality
The battery is engineered in a slim internal structure specifically made for the ultra-thin T490s chassis. It is lighter and more compact than standard ThinkPad T490 batteries, allowing the laptop to maintain its portable and professional design.
The casing is reinforced for heat resistance and internal stability. Its lithium-polymer cell arrangement ensures smooth power delivery without fluctuations, even during multitasking or extended work sessions.
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Charging Speed and Efficiency
Charging Performance
- Supports Lenovo Rapid Charge technology
- Can reach up to 80% charge in about 1 hour
- Optimized for USB-C power delivery
- Stable and controlled charging cycles
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Safety Protection Technologies
Built-in Safety Features
- Overcharge protection system
- Short circuit prevention
- Voltage regulation control
- Thermal monitoring sensors
- Cell balancing protection system
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Connectivity and Compatibility
Device Support
- Lenovo ThinkPad T490s (20NX001UUS and related 20NX series)
- Compatible T490s ultrabook variants
- Stable BIOS battery recognition
- Works with Lenovo USB-C charging systems
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Cable Strength and Durability
Structural Reliability
- Reinforced internal wiring system
- Strong connector interface
- Heat-resistant insulation layer
- Stable long-term conductivity
- Designed for frequent charging cycles
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Energy Management and Heat Control
Power Regulation
- Efficient 57Wh energy output for ultrabook use
- Stable performance under multitasking
- Reduced overheating in thin chassis design
- Optimized for Intel low-power processors
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Ideal Use Cases
- Business travel and remote work
- Office productivity tasks
- Online meetings and conferencing
- Student and academic use
- Document editing and multitasking
- Replacement for degraded battery
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Smart Features
Intelligent Power Delivery
- Adjusts power output based on workload
- Improves efficiency during light tasks
- Reduces unnecessary energy loss
Overvoltage and Short Circuit Protection
- Protects internal motherboard components
- Ensures safe charging cycles
- Prevents electrical damage
Universal Compatibility Features
- Designed specifically for T490s ultrabook platform
- Accurate voltage matching
- Stable firmware communication
Fast-Charging Support
- Supports Lenovo Rapid Charge
- Efficient USB-C charging system
- Controlled recharge cycles
Energy Efficiency and Performance Modes
- Stable runtime for daily productivity
- Balanced power usage across tasks
- Reliable mobility support
Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Pros and Cons Table
| Pros | Cons |
|---|---|
| High 57Wh capacity for ultrabook | Internal installation required |
| Lightweight slim design | Not user-removable |
| Strong Lenovo compatibility | Not compatible with T490 non-s models |
| Supports Rapid Charge | Gradual wear over time |
| Excellent portability runtime | Slightly higher cost than basic batteries |
Frequently Asked Questions (FAQs)
1. What is the price in Kenya?
KSh 6,500.
2. What is the battery capacity?
It has a 57Wh lithium-polymer 3-cell battery.
3. What voltage does it use?
It uses approximately 11.58V output.
4. Which laptops does it fit?
It fits Lenovo ThinkPad T490s 20NX001UUS and other T490s variants.
5. How long does it last on a charge?
Typically 7 to 12 hours depending on usage.
6. Is it compatible with ThinkPad T490?
No, it is only designed for the T490s model line.
Conclusion
The Battery for Lenovo ThinkPad T490s 20NX001UUS 57Wh Price in Kenya at KSh 6,500 is a reliable replacement designed for long-lasting ultrabook performance, stable charging, and efficient mobile productivity. With its 57Wh capacity, slim design, and strong Lenovo compatibility, it restores full portability and dependable battery life for professional use
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