1. Introducció
The GYS Nomad Power Pro 24 XL is a high-performance, portable lithium battery jump starter designed for 24V vehicles such as trucks and buses. This versatile device also functions as an autonomous power bank and features an integrated LED emergency lamp. It is equipped with multiple safety protections, including safeguards against short circuits and reverse polarity, ensuring secure operation.
This manual provides essential information for the safe and effective use, setup, operation, and maintenance of your Nomad Power Pro 24 XL.
2. Instruccions de seguretat
Llegiu tots els avisos i instruccions de seguretat abans d'utilitzar aquest producte. Si no seguiu aquestes instruccions, podeu patir descàrregues elèctriques, incendis i/o lesions greus.
- Protecció ocular: Always wear appropriate eye protection (safety glasses) when working with batteries.
- Ventilació: Ensure adequate ventilation when working in enclosed spaces.
- Materials inflamables: Keep the jump starter away from flammable materials, fuel, and other combustible liquids.
- Nens i animals de companyia: Mantingueu el dispositiu fora de l'abast dels nens i les mascotes.
- Polaritat: Always connect the clamps to the correct battery terminals (red to positive, black to negative). Reverse polarity can cause damage to the device and vehicle.
- Unitat danyada: Do not operate the jump starter if it is damaged, dropped, or malfunctioning. Contact customer support.
- Càrrega: Only use the provided charger to recharge the unit.
- Exposició a l'aigua: No exposeu la unitat a la pluja o a condicions humides.
- Temperatura: Do not store or operate the unit in extreme temperatures.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al vostre paquet:
- GYS Nomad Power Pro 24 XL Jump Starter Unit
- Heavy-Duty Jump Start Clamps (Vermell i Negre)
- Cable de càrrega USB-C a USB-A
- Carregador de cotxe de 12V
- 100-240V AC Charger
- Funda protectora de transport

The reverse side of the carrying case details the product's multi-functionality and lists all included accessories.
4. Característiques del producte
The GYS Nomad Power Pro 24 XL offers a range of features for automotive and portable power needs:
- 24V Jump Starting: Instantaneous starting for 24V vehicles, including trucks and construction machinery, with a starting current of 1400 A and a peak current of 3000 A.
- Banc d'energia integrat: Equipped with two USB ports (5V/2.1A) and one 12V/3.5A output port for charging electronic devices.
- LED Emergency Lamp: Features a powerful integrated LED light with multiple modes for emergency situations or working in low-light conditions.
- Pantalla LCD: Provides clear display of battery status and operational information.
- Proteccions de seguretat avançades: Includes protection against short circuits, reverse polarity, over-discharge, over-charge, and overheating.
- Disseny portàtil: Compact and robust design with an integrated carrying handle for easy transport.

The control panel on top of the unit includes the main power switch, USB charging ports, and a 12V output.

The device features a powerful LED light, useful for emergency situations or working in low-light conditions.
5. Configuració
5.1 Càrrega inicial
Before first use, fully charge the Nomad Power Pro 24 XL. This ensures optimal performance and battery longevity.
- Connect the provided AC charger to the unit's charging input (18V/2A).
- Plug the AC charger into a standard wall outlet (100-240V).
- The LCD screen will indicate the charging status. Charge until the display shows 100% or a full charge indicator.
- Un cop estigui completament carregat, desconnecteu el carregador.
5.2 Comprovació del nivell de la bateria
Regularly check the internal battery level using the LCD screen to ensure the unit is ready for use, especially before jump-starting a vehicle.

The side of the unit features an LCD screen that displays important information such as battery charge level.
6. Instruccions de funcionament
6.1 Jump Starting a 24V Vehicle
Ensure the Nomad Power Pro 24 XL is sufficiently charged before attempting a jump start.
- Apagar el vehicle: Assegureu-vos que el vehicle estigui apagat i que tots els accessoris (llums, ràdio, etc.) estiguin apagats.
- Connecta Red Clamp: Connecteu el vermell (positive, +) clamp al positiu (+) terminal of the vehicle's battery.
- Connectar Negre Clamp: Connecteu el negre (negative, -) clamp al negatiu (-) terminal of the vehicle's battery. Alternatively, connect the black clamp to a solid, unpainted metal part of the vehicle's chassis, away from the battery and fuel lines.
- Engegueu l'arrencador de juntes: Switch the main ON/OFF button on the Nomad Power Pro 24 XL to the 'ON' position.
- Inici del vehicle: Intenta engegar el vehicle. Si no arrenca immediatament, espera 30 segons abans de tornar-ho a intentar. No facis girar el motor durant més de 5 segons per intent.
- Desconnectar Clamps: Un cop arrencat el vehicle, desconnecteu immediatament negre (-) clamp primer, després el vermell (+) clamp.
- Desactivar l'arrencador de juntes: Switch the main ON/OFF button on the Nomad Power Pro 24 XL to the 'OFF' position.

The GYS Nomad Power Pro 24 XL unit, featuring its robust design and integrated battery clamps per a l'arrencada auxiliar del vehicle.
6.2 Ús com a bateria externa
The Nomad Power Pro 24 XL can charge various electronic devices.
- Sortida USB: Connect your device's USB charging cable to one of the two USB output ports (5V/2.1A).
- Sortida de 12 V: For devices requiring 12V power, connect them to the 12V/3.5A output port.
- Ensure the unit is powered on to activate the output ports.
6.3 Using the LED Lamp
El LED integrat lamp provides illumination in three modes.
- Press the dedicated light button to cycle through the modes: On (constant light), Strobe, SOS, and Off.
- El lamp is useful for roadside emergencies, working in dark environments, or as a signaling device.
7. Manteniment
7.1 Recàrrega de la unitat
To maintain optimal battery health and readiness, recharge the Nomad Power Pro 24 XL after each use, or at least every 3 months if not used regularly.
- Use only the provided AC charger or 12V car charger.
- Do not overcharge the unit; disconnect once fully charged.
7.2 Emmagatzematge
- Store the unit in its protective carrying case in a cool, dry place, away from direct sunlight and extreme temperatures.
- Assegureu-vos que la unitat estigui apagada abans de guardar-la.
7.3 Neteja
- Netegeu la unitat amb un drap suau i sec.
- No utilitzeu productes químics ni productes de neteja abrasius.
- Mantingueu el clampnet i lliure de corrosió.
8. Solució De Problemes
If you encounter issues with your Nomad Power Pro 24 XL, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| El vehicle no arrenca | Low charge on jump starter cl. incorrectaamp connexió Vehicle battery severely discharged Vehicle issue (not battery related) | Recharge the jump starter fully Comproveu clamp polarity and connection points Allow more time for the jump starter to provide charge (if applicable) or try again after a short pause Consult a mechanic |
| L'arrencador de bateria no carrega | El carregador no està ben connectat Carregador o presa de corrent defectuosa Unit's internal battery issue | Ensure charger is securely plugged into unit and outlet Try a different outlet or charger Contacta amb l'assistència al client |
| USB/12V output not working | La unitat està apagada Device cable is faulty Device requires more power than available | Enceneu l'interruptor principal Prova un cable o dispositiu diferent Check device power requirements |
| Error indicator on LCD | Polaritat inversa Curtcircuit Excés de temperatura | Desconnectar clamps and reconnect with correct polarity Check for any short circuits in the connection Allow unit to cool down before use |
If the problem persists after attempting these solutions, please contact GYS customer support.
9. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | 025905 |
| Marca | GYS |
| Tipus de bateria | Ió de liti |
| Capacitat de la bateria | 8 Ah (236.8 Wh) |
| Voltage | 24 Volts |
| Corrent d'arrencada | 1400 A |
| Corrent màxima | 3000 A |
| Sortida USB 1 | 5 V / 2.1 A |
| Sortida USB 2 | 5 V / 2.1 A |
| Sortida de 12 V | 12 V / 3.5 A |
| Entrada de càrrega | 18 V / 2 A |
| Dimensions del producte (L x A x A) | 28 x 28 x 11 cm |
| Pes de l'article | 5.16 quilos |
| Tipus de servei del vehicle | Bus, Truck |
10. Garantia i Suport
For warranty information, please refer to the documentation provided with your purchase or visit the official GYS weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.
If you require technical assistance, have questions about the product, or need to report an issue, please contact GYS customer support through their official channels. Contact details are typically available on the GYS weblloc o a l'embalatge del producte.





