Introduzione
This manual provides essential information for the safe and effective operation, installation, and maintenance of your SUNER POWER 25W 12V Solar Battery Charger & Maintainer PRO. Please read this manual thoroughly before using the product and retain it for future reference.
Informazioni sulla sicurezza
- Leggi tutte le istruzioni: Before operating the charger, read and understand all safety and operating instructions.
- Compatibilità della batteria: This charger is designed for 12-volt lead-acid batteries (Flooded, GEL, AGM, SLA, Maintenance-Free) and LiFePO4 lithium batteries. Do not attempt to charge other battery types.
- Ventilazione: Ensure adequate ventilation when charging lead-acid batteries, as they can produce explosive gases.
- Evitare le scintille: Non fumare e non lasciare scintille o fiamme libere nelle vicinanze della batteria o del caricabatterie.
- Protezione degli occhi: Indossare sempre una protezione per gli occhi quando si lavora con le batterie.
- Grado di impermeabilità: The unit has an IP65 waterproof rating, but avoid submerging it in water.
- Proper connection: Ensure correct polarity when connecting to the battery. Reverse polarity can damage the charger and battery.
- Bambini e animali domestici: Tenere il caricabatterie e la batteria fuori dalla portata dei bambini e degli animali domestici.
Prodotto finitoview
The SUNER POWER 25W 12V Solar Battery Charger & Maintainer PRO is an advanced solar charging kit featuring UltraSmart MPPT technology. It is designed to efficiently charge and maintain 12-volt batteries for various applications.

Image: The SUNER POWER 25W Solar Charger positioned next to a car wheel, demonstrating its compact size and suitability for automotive use.
Caratteristiche principali:
- UltraSmart MPPT Technology: High tracking efficiency (up to 99%) and peak conversion efficiency (98%) for optimized power delivery.
- Improved 3-Stage Ricarica: Massa, assorbimento e galleggiamentotages ensure effective and safe charging, extending battery life.
- Manutenzione automatica: Stops charging when full and resumes when discharge is detected, providing worry-free maintenance.
- Full Safety Protections: Includes over-charge, over-discharge, over-voltage, over-current, over-load, short circuit, reverse polarity, and over-temperature protection.
- Ampia compatibilità: Suitable for 12-volt sealed lead-acid (flooded, gel, AGM, SLA, maintenance-free) and LiFePO4 lithium batteries.
- Costruzione durevole: Made with A+ grade solar cells, tempered solar glass, and a corrosion-resistant frame, designed to withstand extreme weather.
- Installazione semplice: Plug-and-play cables and pre-designed mounting holes for quick setup.

Immagine: un primo piano view of the high-efficiency solar cells, highlighting the quality of the solar panel material.

Image: The solar panel with water droplets on its surface, illustrating its IP65 waterproof and weather-resistant design.
Video: An official product video demonstrating the SUNER POWER 12V Solar Battery Charger Maintainer in operation, showcasinle sue caratteristiche e la sua facilità d'uso.
Impostare
Follow these steps to set up your solar battery charger:
- Scegli una posizione: Place the solar panel in a location that receives maximum direct sunlight throughout the day. Ensure no obstructions block the sunlight.
- Montaggio: Use the pre-drilled holes on the panel to securely mount it if desired.
- Collegare alla batteria: The charger comes with three connection options:
- SAE-Alligator Clip Cable: For temporary connections to battery terminals. Connect the red clip to the positive (+) terminal and the black clip to the negative (-) terminal.
- SAE-Bare End Cable: For permanent wiring to a battery system. Ensure correct polarity.
- SAE-Cigarette Lighter Cable: For charging through a vehicle's 12V cigarette lighter socket. This method is typically for maintenance and requires the socket to be powered when the vehicle is off.
- Garantire connessioni sicure: Double-check all connections for tightness and correct polarity before leaving the charger unattended.

Image: A visual guide illustrating the three available connection methods: alligator clips, bare end terminals, and a cigarette lighter adapter, for versatile battery connection.

Image: The solar charger connected to different types of 12V batteries, including Flooded, GEL, AGM, SLD, and Lithium, demonstrating its broad compatibility.
Istruzioni per l'uso
The SUNER POWER solar charger operates automatically once connected and exposed to sufficient sunlight. It utilizes an intelligent 3-stage charging process to optimize battery health.
3-Stage Processo di ricarica:
- Alla rinfusa Stage: Carica la batteria alla sua corrente massima fino a raggiungere circa l'80% della capacità.
- Assorbimento Stage: Addebiti a un decrementoasing current to bring the battery to 100% charge, preventing overcharging.
- galleggiante Stage: Mantiene la batteria completamente carica fornendo una piccola tensione costantetage, compensando l'autoscarica.
Stato dell'indicatore LED:
The built-in LED indicator provides visual feedback on the charger's status:
- Rosso pieno: Indicates an error, typically reversed polarity. Disconnect and check connections.
- Verde pieno: Battery is fully charged and in float maintenance mode.
- Lampeggia in rosso: The charger is actively working to charge the battery (Activated).
- Blink Green: Indicates that sunlight is effective, but the charger is not yet actively charging (e.g., battery is already full or not connected).

Image: The solar charger displaying its LED indicator status and a graphical representation of the smart 3-stage processo di carica (Bulk, Absorption, Float).
Manutenzione
To ensure optimal performance and longevity of your solar battery charger, follow these maintenance guidelines:
- Clean the solar panel: Pulire regolarmente la superficie del pannello solare con un panno morbido e asciutto.amp panno per rimuovere polvere, sporco e detriti. Un pannello pulito garantisce il massimo assorbimento della luce solare.
- Inspect cables and connections: Controllare periodicamente tutti i cavi e i connettori per verificare la presenza di segni di usura, danni o corrosione. Sostituire immediatamente eventuali componenti danneggiati.
- Terminali della batteria: Per una ricarica efficiente, assicurarsi che i terminali della batteria siano puliti e privi di corrosione.
- Magazzinaggio: If storing the charger for an extended period, ensure it is clean and dry. Store in a cool, dry place away from direct sunlight.
Risoluzione dei problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Il LED del caricabatterie è spento | Nessuna luce solare o luce solare insufficiente Collegamento allentato Pannello difettoso | Spostare il pannello alla luce solare diretta Controllare tutti i collegamenti dei cavi Contatta il supporto clienti |
| LED is Solid Red | Collegamento a polarità inversa | Disconnect immediately and reconnect with correct polarity (red to positive, black to negative) |
| LED is Blinking Green but not charging | Battery is already fully charged Insufficient sunlight for active charging | This is normal if the battery is full; the charger is in maintenance mode. Ensure panel is in direct, strong sunlight. |
| Battery not charging effectively | Luce solare insufficiente Pannello solare sporco Battery deeply discharged or damaged | Relocate panel to optimal sunlight Pulisci la superficie del pannello solare Test battery condition; a deeply discharged battery may require a dedicated charger first. |
Specifiche
| Specificazione | Dettaglio |
|---|---|
| Numero di modello | BC-25W-Pro |
| Potenza massima | 25 Watt |
| Volume di uscitatage | 12 Volt (CC) |
| Efficienza | High Efficiency (MPPT up to 99% tracking, 98% conversion) |
| Dimensioni del prodotto (L x P x A) | 13.7" x 0.7" x 20.15" |
| Peso dell'articolo | 2.27 chilogrammi |
| Materiale | A+ Grade Solar Cell, Premium Materials, Smart MPPT Charge Controller |
| Componenti inclusi | 1 x 25W Solar Panel Battery Charger PRO, 1 x SAE-Alligator Clip Cable, 1 x SAE-Bare End Cable, 1 x SAE-Cigarette Lighter Cable |
Garanzia e supporto
The SUNER POWER 25W 12V Solar Battery Charger & Maintainer PRO comes with a Garanzia del produttore di 1 anno.
For warranty claims, technical support, or any questions regarding your product, please contact SUNER POWER customer service through the retailer's platform or the official SUNER POWER websito.