Introduction
This user manual provides essential information for the safe and efficient use of your Stiga ePower E 420 48V 2Ah Lithium-ion Battery. Please read these instructions carefully before using the battery and retain them for future reference. This battery is designed for compatibility with Stiga 500 series lawnmowers and handheld tools, as well as Stiga 700 and 900 series handheld tools.
Important Safety Information
Always observe the following safety precautions to prevent injury and damage to the battery or connected tools.
- Read all instructions: Before using the battery, read all instructions and cautionary markings on the battery, the charger, and the product using the battery.
- Do not disassemble: Do not attempt to disassemble the battery pack.
- Avoid short circuits: Do not short-circuit the battery terminals.
- Keep away from water: Do not expose the battery to water or rain.
- Avoid extreme temperatures: Do not store or use the battery in locations where the temperature may reach or exceed 50°C (122°F).
- Charge properly: Use only the charger specified by Stiga for recharging.
- Dispose responsibly: Dispose of used batteries according to local regulations. Do not incinerate.
- Handle with care: Do not drop, hit, or otherwise damage the battery.
- Keep out of reach of children: Store the battery in a secure location away from children.
Package Contents
Upon opening the package, verify that all items are present and undamaged:
- 1 x Stiga ePower E 420 48V 2Ah Lithium-ion Battery
- 1 x User Manual (this document)
Note: The battery charger is not included and must be purchased separately.
Setup
Initial Inspection
Before first use, visually inspect the battery for any signs of damage, cracks, or leaks. Do not use a damaged battery.
Inserting the Battery
- Ensure the power tool is switched off and disconnected from any power source.
- Align the battery with the battery compartment of your compatible Stiga tool (500, 700, or 900 series).
- Slide the battery firmly into the compartment until it clicks into place. Ensure it is securely seated to prevent accidental dislodgement during operation.

Image 1: The Stiga ePower E 420 48V 2Ah Lithium-ion Battery. This image shows the battery from a slightly elevated angle, highlighting its yellow and grey casing, the Stiga logo, and the battery level indicator lights.
Charging the Battery
The Stiga ePower E 420 battery requires a compatible Stiga charger (not included) for recharging. Always charge the battery in a well-ventilated area, away from flammable materials.
- Remove the battery from the power tool by pressing the release button (if applicable) and sliding it out.
- Connect the charger to a suitable power outlet.
- Insert the battery into the charger, ensuring proper alignment. The charger's indicator lights will typically show the charging status.
- A standard full charge takes approximately 90 minutes. Refer to your charger's manual for specific indicator light meanings.
- Once fully charged, disconnect the battery from the charger and unplug the charger from the power outlet.
Battery Level Indicator
The battery features LED indicator lights to display the current charge level. Press the indicator button on the battery to activate the lights. The number of illuminated LEDs corresponds to the remaining charge.

Image 2: A close-up view of the Stiga ePower E 420 battery, showing the battery level indicator lights. These LEDs provide a visual representation of the battery's remaining charge.
Operating the Battery with Compatible Tools
This Stiga ePower E 420 battery is designed to power various Stiga 500, 700, and 900 series cordless tools. Always refer to the specific tool's instruction manual for detailed operating procedures.
- Ensure the battery is fully charged before beginning work.
- Insert the charged battery securely into the compatible Stiga tool as described in the "Setup" section.
- Follow the operating instructions provided with your specific Stiga tool to start and use the equipment.
- Monitor the battery level indicator during use. When the charge is low, stop operation and recharge the battery.
- After use, remove the battery from the tool for storage or recharging.
Maintenance
Proper maintenance ensures the longevity and performance of your Stiga ePower E 420 battery.
- Cleaning: Keep the battery terminals clean and free from dirt and debris. Use a dry cloth to wipe the battery casing. Do not use solvents or abrasive cleaners.
- Inspection: Regularly inspect the battery for any signs of damage, such as cracks, swelling, or corrosion on the terminals. If damage is observed, discontinue use and replace the battery.
- Charging Cycles: For optimal battery life, avoid completely draining the battery before recharging. It is generally better to recharge lithium-ion batteries before they are fully depleted.
Storage
Proper storage is crucial for maintaining battery health and safety.
- Temperature: Store the battery in a cool, dry place, ideally between 10°C and 25°C (50°F and 77°F). Avoid extreme heat or cold.
- Charge Level: For long-term storage, it is recommended to store the battery with a partial charge (around 50-60%). Do not store fully charged or fully depleted.
- Environment: Keep the battery away from direct sunlight, moisture, and corrosive substances.
- Security: Store the battery securely, out of reach of children and pets.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Charger not plugged in; Battery not properly inserted; Damaged charger or battery; Extreme temperature. | Ensure charger is connected to power; Re-insert battery firmly; Inspect charger and battery for damage (replace if necessary); Charge in recommended temperature range. |
| Battery not powering tool | Battery not fully charged; Battery not properly inserted; Tool malfunction; Battery fault. | Charge battery fully; Re-insert battery firmly; Test battery with another compatible tool; If problem persists, battery may be faulty. |
| Reduced run time | Battery not fully charged; Battery aging; Operating in extreme conditions. | Ensure full charge; Battery capacity naturally decreases over time; Avoid heavy use in very cold or hot conditions. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | E 420 |
| Brand | Stiga |
| Battery Type | Lithium-ion |
| Voltage | 48 Volts |
| Capacity | 2 Ah |
| Standard Charge Time | Approximately 90 minutes |
| Product Dimensions (L x W x H) | 13.5 cm x 7.5 cm x 9 cm |
| Weight | 0.88 kg (880 grams) |
| Material | Plastic, Metal |
| Color | Yellow/Grey |
| Article Number | 277012008/ST1 |
| Manufacturer | Stiga S.p.A. |
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation provided with your original purchase or visit the official Stiga website. Keep your proof of purchase for warranty claims.





