BTI TS-L840D Notebook Replacement Battery - 5600 mAh 10. 8V DC Li-Ion - Proprietary Size for Toshiba Models
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Product Features
Technical Overview
This battery pack integrates six individual cells to achieve its 5600 mAh (milliampere-hour) rating, which directly correlates to the available runtime it can provide between charges. The 10.8-volt DC output is standard for the notebook segment it serves, ensuring stable voltage delivery to the host system's power management circuitry.
The proprietary lithium-ion construction balances energy density with weight, resulting in a pack that weighs approximately 2 pounds. This chemistry is known for its lower self-discharge rate compared to older technologies, helping the battery retain charge when not in use.
This section brings together practical product details such as Application/Usage, Battery Rechargeable, Battery Size, Weight (Approximate), so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The primary advantage of the TS-L840D is its direct compatibility, serving as a functional replacement for the original OEM battery part number PA5025 PABAS261 across an extensive list of Toshiba notebooks. This eliminates guesswork and ensures reliable electrical and physical integration.
Extended Compatibility
Designed to work with dozens of specific Toshiba laptop series including C850, C855, L840, L850, L855, and their numerous sub-models, providing a broad replacement solution.
- C850 Series
- C855 Series
- L840/L850/L855 Series
- Multiple PRO and TECRA models
Environmental Consideration
As a rechargeable Li-Ion battery, it supports the Waste Electrical and Electronic Equipment (WEEE) directive by reducing single-use battery waste. Its design promotes reuse over disposal.
Deployment / Use Cases
This battery is deployed as a direct replacement for aging or depleted original batteries in supported Toshiba notebooks. It is ideal for IT departments, repair centers, or individual users seeking to restore a laptop's portable functionality without replacing the entire device.
Common use cases include refreshing older business laptops still in service, maintaining backup units for field personnel, or supporting legacy systems where original manufacturer batteries are no longer available. Its reliable output ensures the notebook receives stable power for standard computing tasks.
This section brings together practical product details such as Application/Usage, Battery Rechargeable, Battery Size, Weight (Approximate), so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Physical Profile
The battery utilizes a proprietary size and shape designed to fit precisely into the battery compartment of compatible Toshiba notebooks. With an approximate weight of 2 pounds (907 grams), it maintains a portable form factor that doesn't add excessive bulk to the laptop, preserving its intended mobility.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 2 lb (907.18 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Weight
- 2 lb (907.18 g)
Highlights
- 5600 mAh capacity for extended notebook runtime between charges.
- 10.8V DC output ensures stable power delivery to compatible Toshiba laptops.
- Lithium-ion (Li-Ion) rechargeable chemistry for reliable performance.
- Proprietary battery size designed for a direct, seamless fit.
- Compatible with OEM part number PA5025 PABAS261.
- Extensive compatibility list covering numerous Toshiba notebook series and models.
- Approximate weight of 2 lb (907 g) maintains laptop portability.
- Backed by an 18-month limited warranty for purchaser assurance.
- Environmentally friendly, compliant with WEEE directives.
- Manufactured by Battery Technology, Inc. (BTI).
Specifications
| Specifications | |
|---|---|
| Manufacturer | Battery Technology, Inc |
| Manufacturer Part Number | TS-L840D |
| Brand Name | BTI |
| Product Name | Notebook Battery |
| Product Type | Battery |
| Battery Information | |
| Application/Usage | Notebook |
| Battery Rechargeable | Yes |
| Battery Size | Proprietary Battery Size |
| Battery Chemistry | Lithium Ion (Li-Ion) |
| Battery Capacity | 5600 mAh |
| Number of Cells | 6 |
| Output Voltage | 10.8 V DC |
| Physical Characteristics | |
| Weight (Approximate) | 2 lb (907.18 g) |
| Miscellaneous | |
| Compatible to OEM Part Number | PA5025 PABAS261 |
| Country of Origin | China |
| Environmentally Friendly | Yes |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE) |
| Warranty | |
| Limited Warranty | 18 Month |
FAQ
What is the capacity of the BTI TS-L840D battery?
The BTI TS-L840D has a battery capacity of 5600 milliampere-hours (mAh). This rating indicates the total electrical charge it can store, which is a key factor in determining how long it can power a compatible notebook between charges under typical usage conditions.
What voltage does this notebook battery output?
This battery provides a 10.8 Volt DC (Direct Current) output. This is a standard voltage level for many notebook batteries and is designed to match the power input requirements of the compatible Toshiba laptop models it supports.
Is the BTI TS-L840D battery rechargeable?
Yes, the BTI TS-L840D is a rechargeable battery. It uses Lithium-Ion (Li-Ion) chemistry, which is designed for hundreds of charge and discharge cycles, making it a durable and sustainable power solution compared to single-use disposable batteries.
Which laptop models is this battery compatible with?
This battery is compatible with a wide range of Toshiba notebook models. The compatibility list includes series such as C850, C855, L840, L850, L855, L870, C75, and many of their specific variants and PRO models. It is designed as a replacement for OEM part number PA5025 PABAS261. You should verify your specific laptop model number against the provided list before purchasing.
What type of battery chemistry is used?
The BTI TS-L840D utilizes Lithium Ion (Li-Ion) battery chemistry. Li-Ion is known for its high energy density, relatively low self-discharge rate, and lack of memory effect, making it well-suited for rechargeable notebook battery applications where reliable performance over multiple cycles is required.
What warranty comes with this battery?
The BTI TS-L840D notebook battery is backed by an 18-month limited warranty. This warranty period provides coverage against defects in materials and workmanship, offering assurance for the product's reliability over a significant portion of its expected service life.
What power capacity is listed for this UPS?
Power specifications help show where the unit fits best, including the type of load level, electrical environment, and backup role it is intended to support. These are usually the most decision-critical facts in a UPS or power-protection comparison.
What voltage details are listed?
The listed power specification is 10.8 V DC, which helps position the unit for the right load level and installation role.
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