1. Introducció
This manual provides essential information for the safe and efficient use of your SKIL PWRCore 40 2.5Ah 40V Lithium Battery. The PWRCore 40 Lithium technology delivers industry-leading performance, designed for extended run time and longer battery life. Each cell within the battery is engineered with an innovative temperature management system to maintain optimal operating conditions.
This battery is compatible with all SKIL PWRCore 40 tools, providing a versatile power solution for your equipment.

Figura 1: lateral view of the SKIL PWRCore 40 2.5Ah Lithium Battery, highlighting its compact design.

Figura 2: superior view of the SKIL PWRCore 40 2.5Ah Lithium Battery, showing the SKIL branding and textured grip.
2. Informació important de seguretat
Llegiu i enteneu sempre tots els avisos i instruccions de seguretat abans d'utilitzar aquesta bateria. Si no seguiu els avisos i les instruccions, podeu patir descàrregues elèctriques, incendis i/o lesions greus.
- No desmunteu, open, or shred battery cells or battery pack.
- No curtcircuiteu a battery pack. Do not store battery packs haphazardly in a box or drawer where they may short-circuit each other or be short-circuited by conductive materials.
- No exposar battery pack to heat or fire. Avoid storage in direct sunlight.
- Do not subject battery pack to mechanical shock.
- In the event of battery leakage, do not allow the liquid to come into contact with the skin or eyes. If contact has been made, wash the affected area with copious amounts of water and seek medical advice.
- Keep battery packs clean and dry. If dirty, wipe the terminals with a clean dry cloth.
- Recarregueu només amb el carregador especificat pel fabricant. Using a charger unsuitable for the battery pack may create a risk of fire.
- Do not use any battery pack that is not designed for use with the equipment.
- Mantingueu les bateries fora de l'abast dels nens.
- Observe the plus (+) and minus (-) marks on the battery and equipment and ensure correct use.
- Eliminar correctament. Do not dispose of battery packs in household waste.
3. Configuració i càrrega inicial
3.1 Desembalatge
Carefully remove the battery from its packaging. Inspect the battery for any signs of damage. If damage is observed, do not use the battery and contact customer support.
3.2 Càrrega de la bateria
Before first use, fully charge the battery. Use only a SKIL PWRCore 40 charger designed for this battery model.
- Connecteu el carregador a una presa de corrent estàndard.
- Slide the SKIL PWRCore 40 2.5Ah Lithium Battery onto the charger until it clicks into place.
- Els indicadors lluminosos del carregador mostraran l'estat de càrrega. Consulteu el manual del carregador per conèixer els patrons d'il·luminació específics.
- The battery features Auto PWRJump technology, allowing it to charge from 0-30% in approximately 15 minutes. A full charge will take longer.
- Un cop estigui completament carregat, traieu la bateria del carregador.
The battery is equipped with green LEDs to indicate its charge status, allowing you to monitor available power.

Figure 3: The SKIL PWRCore 40 2.5Ah Lithium Battery, showing its overall design and PWRCore 40 branding, ready for charging.
4. Instruccions de funcionament
4.1 Inserció de la bateria en una eina
- Assegureu-vos que l'eina elèctrica estigui apagada i desconnectada de qualsevol font d'alimentació (si escau).
- Align the battery with the battery port on your SKIL 40V power tool.
- Slide the battery into the port until it clicks securely into place. Do not force the battery.
- Verify that the battery is firmly seated before operating the tool.

Figure 4: The SKIL PWRCore 40 2.5Ah Lithium Battery held in hand, illustrating the connection interface for power tools.
4.2 Extracció de la bateria d'una eina
- Apagueu l'eina elèctrica.
- Localitza el botó d'alliberament de la bateria (normalment a l'eina o a la bateria mateixa).
- Press and hold the release button while sliding the battery out of the tool.
- Store the battery safely as described in the Maintenance section.
4.3 Checking Battery Charge Status
The battery features green LED indicators. Press the battery status button (if present) or observe the lights when the battery is inserted into a tool or charger to check the remaining charge.
5. Manteniment i emmagatzematge
5.1 Neteja
Keep the battery pack clean and free of debris. Use a clean, dry cloth to wipe down the exterior of the battery. Do not use water, solvents, or harsh chemicals to clean the battery.
5.2 Emmagatzematge
- Guardeu la bateria en un lloc fresc i sec, allunyat de la llum solar directa i de la humitat.
- Avoid storing the battery in temperatures below 32°F (0°C) or above 104°F (40°C). Extreme temperatures can reduce battery life and performance.
- For long-term storage, it is recommended to store the battery with a partial charge (around 50%). Fully discharging or fully charging for extended periods can impact battery longevity.
- Keep the battery away from metallic objects that could short-circuit the terminals.

Figure 5: The SKIL PWRCore 40 2.5Ah Lithium Battery placed on a workbench, demonstrating a typical storage environment alongside other tools.
5.3 Durada de la bateria
The PWRCore 40 lithium battery technology includes an innovative temperature management system that surrounds each cell with cooling material. This design helps to keep the battery cool during operation, contributing to a longer run time and extended battery life.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La bateria no es carrega |
|
|
| La bateria no alimenta l'eina |
|
|
| Temps d'execució reduït |
|
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7. Especificacions del producte
| Número de model | BY8705-00 |
| Tipus de bateria | Ió de liti |
| Voltage | 40 V |
| Capacitat | 2.5 Ah |
| Dimensions del producte | 6.5 x 4.88 x 2.38 polzades |
| Pes de l'article | 2.47 lliures |
| Ús recomanat | Eina elèctrica |
| Data de primera disponibilitat | 12 de febrer de 2020 |
8. Garantia i atenció al client
For warranty information, please refer to the documentation included with your original purchase or visit the official Skil website. If you encounter any issues or have questions regarding your SKIL PWRCore 40 2.5Ah 40V Lithium Battery, please contact Skil customer support.
Skil Official Weblloc: www.skil.com
Please have your model number (BY8705-00) and purchase date available when contacting support.





