JOSMA JA-48150

JOSMA 48V 150Ah LiFePO4 Golf Cart Battery User Manual

Model: JA-48150

Značka: JOSMA

1. Úvod

This manual provides essential information for the safe and efficient use of your JOSMA 48V 150Ah LiFePO4 Golf Cart Battery. This lithium iron phosphate battery is designed as a high-performance replacement for traditional lead-acid batteries, offering increased power, longer lifespan, and advanced monitoring capabilities. Please read this manual thoroughly before installation and operation.

JOSMA 48V 150Ah LiFePO4 Golf Cart Battery with Charger, LCD Monitor, and Mobile App
The JOSMA 48V 150Ah LiFePO4 Golf Cart Battery system, including the battery unit, charger, LCD monitor, and mobile app interface.
Comparison of LiFePO4 battery versus Lead-Acid battery
Vizuální srovnání zdůrazňující výhodytages of LiFePO4 batteries over traditional lead-acid batteries, including longer cycle life, lighter weight, and integrated safety features.

2. Bezpečnostní informace

Vždy dodržujte následující bezpečnostní opatření, abyste předešli zranění nebo poškození baterie a připojeného zařízení:

  • Baterii nerozebírejte, nepropichujte ani neupravujte.
  • Avoid exposing the battery to fire, extreme heat, or direct sunlight for prolonged periods.
  • Neponořujte baterii do vody nebo jiných kapalin.
  • K nabíjení používejte pouze dodanou 58.4V 18A nabíječku.
  • Během nabíjení a provozu zajistěte dostatečné větrání.
  • Uchovávejte mimo dosah dětí.
  • Wear appropriate personal protective equipment (PPE) such as gloves and eye protection during installation and handling.
  • Ensure all connections are secure and correctly polarized (positive to positive, negative to negative).

3. Obsah balení

Ověřte, zda jsou v balení přítomny všechny položky:

  • 1 × JOSMA 48V 150Ah Lithium Golf Cart Battery
  • 1 × 58.4V 18A Charger
  • 1 × LCD Touch Monitor
  • 1 × Uživatelská příručka (tento dokument)
  • Screws & Accessories (M3 Screws*8, M4 Screws*8, M5 Screws*10, M8 Screws*2, Display Brackets)
Image showing the contents of the JOSMA 48V 150Ah LiFePO4 Golf Cart Battery package
The package includes the battery, charger, LCD display, and various screws and brackets for installation.

4. Nastavení

4.1. Instalace baterie

The JOSMA LiFePO4 battery is designed for easy replacement of existing lead-acid batteries in compatible golf carts. Its lighter weight (50% less than lead-acid) simplifies handling.

  1. Ensure the golf cart is powered off and disconnect the old battery system.
  2. Carefully remove the old lead-acid batteries.
  3. Place the JOSMA LiFePO4 battery into the battery compartment. The battery features mounting feet and comes with fixing buckles and screws for secure and stable installation.
  4. Connect the battery terminals: positive (red) to positive, and negative (black) to negative. Ensure all connections are tight and secure.
Installation of JOSMA 48V 150Ah LiFePO4 battery into a golf cart
A person installing the JOSMA LiFePO4 battery into a golf cart, demonstrating the ease of placement and secure fastening with buckles and screws.

4.2. Nabíjení baterie

Use the provided 58.4V 18A charger to ensure optimal charging and battery longevity.

  1. Připojte nabíječku k nabíjecímu portu baterie.
  2. Plug the charger into a standard AC power outlet.
  3. The charger's indicator lights will show the charging status. A full charge typically takes approximately 6 hours.
  4. Once fully charged, disconnect the charger from the power outlet and then from the battery.
JOSMA 58.4V 18A Charger with specifications and cooling fan detail
Detailní view of the 58.4V 18A charger, highlighting its dimensions, input/output cables, and cooling fan for efficient charging.

4.3. LCD Monitor & Mobile App Connection

The intelligent LCD monitor and mobile app allow real-time monitoring of battery information.

  1. LCD Monitor Installation: Use the provided bracket and screws to install the LCD monitor in a convenient location on your golf cart dashboard. Connect the monitor cable to the battery's dedicated monitor port.
  2. Připojení mobilní aplikace: Download the JOSMA battery monitoring app from your device's app store. Enable Bluetooth on your mobile device and pair it with the battery. Follow the in-app instructions to connect and view real-time battery data.
Real-time battery information display on LCD monitor and mobile app
Screenshots illustrating the real-time battery information available on both the intelligent LCD monitor and the mobile application, including percentage, svtage, proud a kapacita.
This video demonstrates the installation process, charging, and the use of the LCD monitor and mobile app for the JOSMA 48V 150Ah Lithium Golf Cart Battery.

5. Návod k obsluze

5.1. Obecný provoz

The JOSMA 48V 150Ah LiFePO4 battery provides reliable power for various applications:

  • Golfové vozíky: Compatible with popular brands like EZGO, Club Car, and Yamaha. Offers a maximum range of up to 70 miles on a single charge.
  • Další aplikace: Suitable for RVs, UTVs, boats, trolling motors, electric lawn mowers, camping setups, and solar energy systems.
Various applications for the JOSMA 48V 150Ah LiFePO4 battery, including golf carts, RVs, and lawn mowers
The JOSMA LiFePO4 battery is versatile, powering golf carts, street-legal carts, RVs, and lawn mowers.
Golf cart driving on a course, highlighting a 70-mile range on a single charge
A golf cart in operation, emphasizing the battery's capability to provide up to 70 miles of driving range on a single charge.
This video showcases the JOSMA 48V 150Ah Lithium Golf Cart Battery's performance, highlighting its ability to provide up to 70 miles of range.

5.2. Monitorování stavu baterie

The LCD monitor and mobile app provide comprehensive real-time data:

  • Lcd monitor: Zobrazuje procento baterietage, svtage, current, capacity, and temperature.
  • Mobilní aplikace: Offers detailed battery information, including charge/discharge status, cell balance, and protection alerts.

6. Údržba

6.1. Obecná péče

LiFePO4 batteries require minimal maintenance compared to lead-acid batteries:

  • No watering or acid checks are required.
  • Udržujte kontakty baterie čisté a bez koroze.
  • Ensure the battery case is free from physical damage. The high-strength cold-rolled sheet metal case provides robust protection.

6.2. Řízení teploty

The battery features multi-stage temperature protection to ensure optimal performance and longevity:

  • Teplota nabíjení: The battery can be charged between 32°F (0°C) and 131°F (55°C). If the temperature drops below 23°F (-5°C), the BMS automatically disconnects the charging circuit and resumes at 32°F (0°C).
  • Teplota vybíjení: The battery can be discharged between -4°F (-20°C) and 131°F (55°C). Discharge cuts off at -22°F (-30°C) and restores at -4°F (-20°C).
JOSMA LiFePO4 battery in a snowy landscape, illustrating low-temperature protection
The battery is equipped with intelligent low-temperature safeguards to prevent damage in cold conditions.

7. Řešení problémů

7.1. BMS Protections

The built-in 200A Battery Management System (BMS) provides multiple layers of protection:

  • Ochrana proti přebití: Zabraňuje nabití baterie nad bezpečnou úroveňtage limit.
  • Ochrana proti přebití: Zabraňuje vybití baterie pod bezpečnou úroveň napětítage limit.
  • Nadproudová ochrana: Chrání před nadměrným odběrem proudu.
  • Ochrana proti zkratu: V případě zkratu automaticky odpojí baterii.
  • Ochrana proti vysoké teplotě: Monitors and manages internal battery temperature to prevent overheating.
  • svtage Balance: Ensures all cells within the battery pack are balanced for optimal performance and lifespan.
Diagram illustrating the Smart BMS System and its multiple protection features
An illustration of the integrated Smart BMS System, detailing its various protection mechanisms including overcharge, overcurrent, short circuit, temperature, overdischarge, and voltage rovnováha.

7.2. Běžné problémy

  • LCD Monitor Malfunction: If the LCD monitor does not display information or functions sporadically, first ensure all cable connections are secure. If the issue persists, the mobile app can be used as an alternative for monitoring battery status. Contact customer support if the monitor remains non-functional.
  • Charger Issues: If the charger is not functioning, verify the power outlet is working and the connections to both the battery and the wall are secure. If the charger is defective, contact customer support for a replacement.

8. Specifikace

FunkceSpecifikace
ZnačkaJOSMA
ModelJA-48150
Jmenovitý svtage51.2 Volts (48V system)
Nominální kapacita150Ah
Energetická kapacita7.68 kWh
Maximální zátěžový výkon10.24 kW
Trvalý vybíjecí proud200A (BMS controlled)
Život cyklu6000+ cyklů
Nabíjecí svtage58.4V
Výstup nabíječky58.4V 18A
Doba nabíjení (0–100 %)Přibl. 6 hodin
Složení článků baterieLithium-železo fosfát (LiFePO4)
Rozměry (D x Š x V)9 cm x 26.2 cm x 13 cm
Hmotnost položky125 libry
Typ termináluTerminál M8
Materiál pouzdraHigh-strength cold-rolled sheet metal
Provozní teplota (vybíjení)-4 °F až 131 °F (-20 °C až 55 °C)
Provozní teplota (nabíjení)32 °F až 131 °F (0 °C až 55 °C)
VlastnostiBuilt-in 200A BMS, Touch LCD Monitor, Mobile APP (Bluetooth), Multi-Stage Temperature Protection

9. Záruka a podpora

JOSMA provides a comprehensive 10-year after-sales service, which includes repairs and replacements. Additionally, the product comes with a 15-year warranty.

For any questions, technical assistance, or warranty claims, please contact JOSMA customer support. Our US-based warehouse ensures fast and efficient issue resolution, with responses typically provided within 24 hours.

Contact information can be found on the official JOSMA webwebu nebo prostřednictvím vaší nákupní platformy.

© 2025 JOSMA. All rights reserved.

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