1. Introduction
Thank you for choosing the PowerSmart 48V 2A E-Bike Battery Charger. This manual provides essential information for the safe and efficient operation of your charger. This charger is specifically designed for 48V Phylion and Joycube batteries used in Fischer Proline MTB E-Bike EM 1608 and Proline Trekking E-Bike ETH 1606 models, featuring a 5-pin round connector.
Please read this manual thoroughly before using the charger and retain it for future reference.
2. Safety Information
- Indoor Use Only: This charger is designed for indoor use. Do not expose it to rain, moisture, or extreme temperatures.
- Proper Ventilation: Ensure adequate ventilation around the charger during operation. Do not cover the charger.
- Compatible Batteries: Only use this charger with compatible 48V Phylion and Joycube batteries. Using it with incompatible batteries may cause damage or injury.
- Electrical Safety:
- Do not operate the charger if the power cord or plug is damaged.
- Avoid touching the charger or its connections with wet hands.
- Always unplug the charger from the power outlet before cleaning or maintenance.
- Children and Pets: Keep the charger out of reach of children and pets.
- Disassembly: Do not attempt to disassemble or modify the charger. This will void the warranty and may lead to electric shock or fire.
3. Package Contents
Verify that all items are present in your package:
- 1 x PowerSmart 48V 2A E-Bike Battery Charger Unit
- 1 x AC Power Cable
4. Product Overview
The PowerSmart 48V 2A charger is a compact and lightweight unit designed for efficient charging of your e-bike battery.

Figure 4.1: PowerSmart 48V 2A E-Bike Battery Charger. This image displays the main charger unit, the detachable AC power cable, and the 5-pin round DC output connector.
4.1. Key Components
- Charger Unit: The main body of the charger.
- AC Input Port: Located on the charger unit, for connecting the AC power cable.
- DC Output Cable: Permanently attached to the charger unit, ending in a 5-pin round connector.
- 5-Pin Round Connector: Specifically designed for Phylion and Joycube 48V batteries.
- LED Indicator: (Assumed, as most chargers have one) A light on the charger unit that indicates charging status.

Figure 4.2: Detail of the 5-pin SVD connector. This image highlights the specific 5-pin round connector type required for compatibility with Phylion and Joycube 48V batteries.

Figure 4.3: 5-Pin Connector Dimensions. This image provides a visual reference for the connector's dimensions, showing a diameter of 11mm and pin spacing of 9.2mm, crucial for ensuring correct fit.
5. Setup Instructions
- Unpack: Carefully remove the charger and all accessories from the packaging.
- Inspect: Check the charger, cables, and connectors for any visible damage. Do not use if damaged.
- Placement: Place the charger on a stable, flat surface in a well-ventilated area, away from direct sunlight, heat sources, and moisture.
- Connect AC Power: Insert the AC power cable into the AC input port on the charger unit, then plug the other end into a standard wall outlet (100V-240V).
- Connect to Battery: Carefully align the 5-pin round connector of the charger's DC output cable with the charging port on your e-bike's 48V Phylion or Joycube battery. Push firmly to ensure a secure connection.
Note: Ensure the battery is correctly installed on the e-bike or removed according to your e-bike's manufacturer instructions before connecting the charger.
6. Operating Instructions
6.1. Charging the Battery
- After completing the setup steps, the charging process will begin automatically.
- Observe the LED indicator on the charger (if present).
- Red Light: Typically indicates the battery is charging.
- Green Light: Typically indicates the battery is fully charged.
Note: LED indicator behavior may vary slightly. Refer to your e-bike battery manual for specific charging light interpretations if available.
- Once the battery is fully charged (indicated by the LED turning green), disconnect the charger from the battery first, then unplug the AC power cable from the wall outlet.
6.2. Charging Time
Charging time depends on the battery's capacity and its current charge level. A 2A charger will typically take longer to charge a battery compared to a higher amperage charger. For example, a 10Ah battery would theoretically take approximately 5 hours to fully charge from empty (10Ah / 2A = 5 hours), not accounting for charging efficiency losses.
7. Maintenance
- Cleaning: Disconnect the charger from all power sources before cleaning. Use a soft, dry cloth to wipe the exterior of the charger. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the charger in a cool, dry place, away from direct sunlight and extreme temperatures. Keep cables neatly coiled to prevent damage.
- Cable Inspection: Periodically inspect the power cables and connectors for any signs of wear, cuts, or damage. Replace immediately if damage is found.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger LED does not light up. | No power from outlet; loose connection; faulty charger. | Check wall outlet with another device; ensure AC cable is securely plugged in; try a different outlet. If problem persists, the charger may be faulty. |
| Battery not charging (LED remains red for extended periods or doesn't change). | Loose connection to battery; incompatible battery; faulty battery; charger issue. | Ensure 5-pin connector is fully inserted; verify battery compatibility (48V Phylion/Joycube); test with another compatible battery if possible. |
| Charger gets excessively hot. | Poor ventilation; internal fault. | Ensure charger is in a well-ventilated area and not covered. If overheating continues, discontinue use immediately and contact support. |
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact customer support.
9. Specifications
| Brand | PowerSmart |
| Model Number | CAA111320E.502_12 |
| Input Voltage | 100V-240V AC |
| Output Voltage | 48V DC (54.6V for charging) |
| Output Current | 2.0 A |
| Power Output | 110 Watts |
| Connector Type | 5-Pin Round Plug (for Phylion & Joycube 48V batteries) |
| Weight | 0.71 kg |
| Special Features | Lightweight |
10. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact the retailer where you purchased the PowerSmart charger. Keep your proof of purchase for warranty claims.