1. Sarrera
Thank you for choosing the JFA Power Supply and Charger. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
1.1 Segurtasun informazioa
- Konektatu beti elikatze-iturria lurrera konektatutako entxufe batera.
- Ez jarri gailua hezetasun edo muturreko tenperaturetara.
- Ziurtatu aireztapen egokia gehiegi berotzea saihesteko.
- Deskonektatu korrontea mantentze-lan edo garbiketa egin aurretik.
- Do not attempt to open or repair the unit yourself. Refer to qualified service personnel.
2. Produktua amaitu daview
The JFA Power Supply and Charger is designed to provide stable power and efficiently charge batteries. It features an intelligent charging system (SCI) to optimize battery life and performance.
2.1 Osagaiak

- Bistaratze digitala: Bolumen erreala erakusten dutage or current readings.
- liburukiatage Indicator LEDs: Indicate the current voltage maila.
- Current Indicator LEDs: Indicate the current amparoa.
- Reading Mode Selector: Button to switch between voltage and current display.
- Operation Mode Selector: Button to select different operating modes or charging profiles.
- Charge Indicator LEDs: Show the battery's charge status (e.g., 15%, 50%, 80%, Full).
- Hozte haizagailua: Located on the side for thermal management.
- Irteerako terminalak: Connectors for power output and battery charging.

3. Konfiguratzeko argibideak
3.1 Paketatzea
Carefully remove the JFA Power Supply and Charger from its packaging. Inspect the unit for any signs of damage during transit. If damage is found, do not use the device and contact customer support.
3.2 Jartzea
Place the unit on a stable, flat surface in a well-ventilated area. Ensure there is sufficient space around the cooling fan for unrestricted airflow. Avoid placing it near heat sources or in direct sunlight.
3.3 Potentziara konektatzea
- Ziurtatu elikadura iturria itzalita dagoela.
- Connect the AC power cord to the power supply unit.
- Plug the other end of the AC power cord into a standard, grounded electrical outlet.
3.4 Connecting to Battery/Load
- Identify the positive (+) and negative (-) output terminals on the JFA Power Supply and Charger.
- Connect the positive (+) cable from your battery or load to the red (+) terminal on the power supply.
- Connect the negative (-) cable from your battery or load to the black (-) terminal on the power supply.
- Ensure all connections are secure and free from short circuits.
4. Funtzionamendu-argibideak
4.1 Piztu/Itzaltzea
- To power on, flip the main power switch to the "ON" position. The digital display and indicator LEDs will illuminate.
- Itzaltzeko, jarri etengailu nagusia "OFF" posizioan.
4.2 Displaying Voltage eta Korrontea
Erabili Reading Mode Selector button on the control panel to toggle between displaying the output voltage and the output current on the digital display. The corresponding indicator LED (Tensão for Voltage, Corrente for Current) will light up to show the active display mode.
4.3 Bateria kargatzea
- Ensure the battery is correctly connected to the output terminals as described in Section 3.4.
- Unitatea piztu.
- Select the appropriate charging mode using the Funtzionamendu moduaren hautatzailea button. Refer to the device's specific charging profiles if available (e.g., "Auto SCI 14.4V").
- Jarraitu Karga adierazle LEDak to track the battery's charging progress (15%, 50%, 80%). The "Bateria Carregada" (Battery Charged) LED will illuminate when charging is complete.
- Once fully charged, you may disconnect the battery or leave it connected for maintenance charging if the unit supports it.
5. Mantentzea
5.1 Garbiketa
Before cleaning, ensure the unit is powered off and disconnected from the AC outlet and any connected batteries/loads. Use a soft, dry cloth to wipe the exterior of the unit. Do not use liquid cleaners or solvents, as they may damage the finish or internal components. Keep the cooling fan vents clear of dust and debris.
5.2 Biltegiratzea
When not in use for extended periods, store the power supply in a cool, dry place, away from direct sunlight and extreme temperatures. Ensure it is disconnected from all power sources.
6. Arazoak
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Unitatea ez da pizten. | No AC power; Power switch off; Faulty power cord. | Check AC outlet and power cord connection; Ensure power switch is ON; Try a different power cord. |
| Ez dago irteera bolumeniktage/korronte. | Incorrect connections; Overload protection activated. | Verify positive and negative connections; Reduce load or disconnect battery, then restart the unit. |
| Bateria ez da kargatzen. | Battery deeply discharged; Incorrect charging mode; Faulty battery. | Allow more time for charging; Select appropriate charging mode; Test battery with another charger or replace if necessary. |
| Unitatea gehiegi berotzen ari da. | Aireztapen blokeatua; Gehiegizko karga. | Ensure cooling fan vents are clear; Reduce connected load. |
7. Zehaztapenak
| Ezaugarri | Xehetasuna |
|---|---|
| Marka | JFA |
| Modelo zenbakia | 7898554804334 |
| Elementuaren pisua | 5.57 kilo |
| Produktuaren neurriak (LxWxH) | 15.75 x 7.87 x 7.87 hazbete |
| Kolorea | Beltza |
| Fabrikatzailea | JFA ELEKTRONIKA |
| ASIN | B07YN8LG3R |
8. Bermea eta Laguntza
For warranty information or technical support, please refer to the documentation included with your purchase or visit the official JFA webgunea. Gorde erosketaren egiaztagiria bermearen erreklamazioetarako.
Oharra: Bermearen baldintza espezifikoak eskualdearen eta saltzailearen arabera alda daitezke.





