ആമുഖം
This manual provides detailed instructions for the installation, operation, and maintenance of your Redodo 12V 40A DC to DC Charger with MPPT. Please read this manual thoroughly before using the product to ensure safe and efficient operation.
The Redodo 12V 40A DC to DC Charger is designed to efficiently charge your service battery from either a starter battery or solar panels, making the service battery 100% charged more flexibly. With built-in MPPT technology, the charger is able to achieve a high charging efficiency from solar panels at a suitable voltage. The user-friendly indicators on the charger makes it possible for the user to easily know the charging status of the service battery.
സുരക്ഷാ വിവരങ്ങൾ
Always observe the following safety precautions to prevent personal injury or damage to the charger and connected equipment:
- പ്രവർത്തിക്കുന്നതിന് മുമ്പ് എല്ലാ കണക്ഷനുകളും സുരക്ഷിതവും കൃത്യവുമാണെന്ന് ഉറപ്പാക്കുക.
- ചാർജറിൽ വെള്ളം കയറുകയോ അമിതമായ ഈർപ്പം കയറുകയോ ചെയ്യരുത്.
- നന്നായി വായുസഞ്ചാരമുള്ള സ്ഥലത്ത് ചാർജർ പ്രവർത്തിപ്പിക്കുക.
- Do not disassemble or attempt to repair the charger yourself. Contact Redodo customer service for assistance.
- Verify battery compatibility before connecting.
- Wear appropriate personal protective equipment, such as safety glasses, when working with batteries.
ഉൽപ്പന്നം കഴിഞ്ഞുview
The Redodo 12V 40A DC to DC Charger is a compact and robust unit designed for efficient battery charging in mobile applications. It integrates MPPT technology for solar input and offers multiple safety features.

ചിത്രം: മുൻഭാഗം view of the Redodo 12V 40A DC to DC Charger, showing its compact design and integrated wiring with Anderson connectors.
പ്രധാന സവിശേഷതകൾ:
- Dual Input: Charges from starter battery or solar panels.
- MPPT Technology: Maximizes solar charging efficiency.
- User-Friendly LED Indicators: Provides clear charging status.
- Multiple Protections: Includes over-charge, over-voltage, overheating, reverse polarity, and BMS protection for LiFePO4 batteries.
- Compact Design: Space-saving and easy to install.
- Wide Compatibility: Supports GEL, SLA, FLD, and Lithium battery types.
പാക്കേജ് ഉള്ളടക്കം:

Image: Contents of the Redodo 12V 40A DC to DC Charger package, including the charger unit, user manual, mounting screws, Anderson connectors, and crimp terminals.
- Redodo 12V 40A DC-DC Charger x 1
- ഉപയോക്തൃ മാനുവൽ x 1
- മൗണ്ടിംഗ് സ്ക്രൂകൾ x 6
- Anderson Connector x 3
- Crimp terminal x 6
സജ്ജീകരണവും ഇൻസ്റ്റാളേഷനും
Proper installation is crucial for the performance and safety of your DC to DC charger. Follow these steps carefully.
1. Mounting the Charger:
Select a dry, well-ventilated location for mounting the charger. Ensure there is sufficient space around the unit for air circulation and cable connections. Use the provided mounting screws to secure the charger to a stable surface.

Image: The Redodo DC to DC Charger mounted on a wall inside an RV, demonstrating a typical installation location.
2. Wiring Diagram and Connections:
The charger features clearly labeled input and output terminals. Use appropriate gauge wiring for all connections to ensure optimal performance and safety. The built-in Anderson connectors simplify the wiring process.

Image: Detailed wiring diagram for the Redodo DC to DC Charger, showing connections to the starter battery, service battery, solar panel, and optional ACC wire for smart alternators.
- DC Input Terminal: Connect to the starter battery. Ensure proper polarity.
- Solar Input Terminal: Connect to your solar panels. The integrated MPPT controller will optimize charging.
- ഔട്ട്പുട്ട് ടെർമിനൽ: Connect to your service battery.
- ACC Wire (Optional): For vehicles with smart alternators, connect this wire to an ignition-switched positive source. This ensures the charger operates only when the engine is running, protecting the starter battery from discharge.

Image: An illustrative diagram showing the Redodo DC to DC Charger installed within a van, connecting solar panels, a starter battery, and a service battery.

Image: Diagram illustrating the optional ACC wire connection for smart alternators, ensuring the charger activates only when the vehicle engine is running.
പ്രവർത്തന നിർദ്ദേശങ്ങൾ
1. Selecting Battery Type:
The charger is compatible with various battery types. Use the "SELECT" button on the charger to choose the correct battery chemistry for your service battery. The LED indicators will show the currently selected type.

Image: The Redodo DC to DC Charger displaying its battery type selection options, including Lithium, AGM/GEL, SLA, and CA batteries.
| ബാറ്ററി തരം | വിവരണം |
|---|---|
| LI (ലിഥിയം) | For LiFePO4 batteries. The charger provides BMS protection and can activate shut-off LiFePO4 batteries. |
| AGM/GEL | For Absorbed Glass Mat and Gel lead-acid batteries. |
| എസ്.എൽ.എ (Sealed Lead Acid) | For Sealed Lead Acid batteries. |
| CA (Calcium) | For Calcium lead-acid batteries. |
2. Understanding LED Indicators:
The charger features intuitive LED indicators to provide real-time status updates.

ചിത്രം: ക്ലോസ്-അപ്പ് view of the Redodo DC to DC Charger's LED indicators, showing "CHARGE STATUS" (Power On, Charging, Fully Charged, Solar Charging) and "BATTERY TYPE" (SLA, AGM/GEL, CA, LI).
- ചാർജ് സ്റ്റാറ്റസ്:
- പവർ ഓൺ: യൂണിറ്റിന് വൈദ്യുതി ലഭിക്കുന്നുണ്ടെന്ന് സൂചിപ്പിക്കുന്നു.
- ചാർജിംഗ്: Indicates the service battery is actively being charged.
- പൂർണ്ണമായി ചാർജ്ജ് ചെയ്തത്: Indicates the service battery has reached full capacity.
- സോളാർ ചാർജിംഗ്: Indicates charging is primarily from solar input.
- ബാറ്ററി തരം:
- SLA, AGM/GEL, CA, LI: Indicates the selected battery type.
3. Reverse Charge Function:
The charger supports reverse charging the starter battery through the service battery, thus protecting the starter battery & alternator from damage due to over-discharge. Besides, this charger can activate the LiFePO4 battery when the BMS inside the battery shuts off. Press the "REVERSE CHARGE" button to activate this function when needed.
മെയിൻ്റനൻസ്
To ensure the longevity and optimal performance of your Redodo DC to DC Charger, follow these maintenance guidelines:
- പതിവ് വൃത്തിയാക്കൽ: ചാർജർ വൃത്തിയായും പൊടിയും അവശിഷ്ടങ്ങളും ഇല്ലാതെയും സൂക്ഷിക്കുക. വൃത്തിയാക്കാൻ ഉണങ്ങിയതും മൃദുവായതുമായ തുണി ഉപയോഗിക്കുക. ലിക്വിഡ് ക്ലീനറുകൾ ഉപയോഗിക്കരുത്.
- കണക്ഷൻ പരിശോധനകൾ: Periodically inspect all wiring connections to ensure they are tight and free from corrosion. Loose connections can lead to poor performance or overheating.
- വെൻ്റിലേഷൻ: Ensure the area around the charger remains clear to allow for proper airflow and heat dissipation. The charger is designed with heat dissipation fins.
- പരിസ്ഥിതി വ്യവസ്ഥകൾ: ചാർജർ തീവ്രമായ താപനിലയിലോ, നേരിട്ടുള്ള സൂര്യപ്രകാശത്തിലോ, ഉയർന്ന ആർദ്രതയിലോ ഏൽക്കുന്നത് ഒഴിവാക്കുക.

Image: Illustration showing airflow and heat dissipation from the Redodo DC to DC Charger's cooling fins, highlighting the importance of proper ventilation.
ട്രബിൾഷൂട്ടിംഗ്
If you encounter issues with your Redodo DC to DC Charger, refer to the following common problems and solutions:
| പ്രശ്നം | സാധ്യമായ കാരണം | പരിഹാരം |
|---|---|---|
| Charger not turning on (no LEDs) | No input power; Loose connections; Blown fuse. | Check input power source (starter battery/solar). Verify all connections are secure. Check and replace any blown fuses in the wiring. |
| Service battery not charging | Incorrect battery type selected; Loose output connection; Faulty service battery; Insufficient input power. | Ensure the correct battery type is selected on the charger. Check the output connections to the service battery. Test the service battery independently. Verify adequate voltage from starter battery or solar panels. |
| അമിത ചൂടാകുന്നതിന്റെ സൂചന | Poor ventilation; Overload; High ambient temperature. | Ensure the charger has sufficient airflow. Reduce the load if possible. Relocate the charger to a cooler environment if ambient temperature is too high. |
| Solar charging not active | Insufficient sunlight; Faulty solar panel connection; Solar panel voltagവളരെ താഴ്ന്നത്/ഉയർന്നതാണ്. | Ensure solar panels are in direct sunlight. Check solar input connections. Verify solar panel voltage is within the charger's operating range. |
| Reverse polarity protection active | തെറ്റായ വയറിംഗ് പോളാരിറ്റി. | Immediately disconnect power and correct the wiring polarity. Refer to the wiring diagram. |
If the problem persists after attempting these solutions, please contact Redodo customer support for further assistance.
സ്പെസിഫിക്കേഷനുകൾ
| ഫീച്ചർ | വിശദാംശങ്ങൾ |
|---|---|
| മോഡൽ നമ്പർ | 644097643827 |
| ഇൻപുട്ട് വോളിയംtage | 12V DC (from starter battery or solar) |
| ഔട്ട്പുട്ട് കറൻ്റ് | 40എ |
| Putട്ട്പുട്ട് വോളിയംtage | 14.6 വോൾട്ട് (DC) |
| പിന്തുണയ്ക്കുന്ന ബാറ്ററി തരങ്ങൾ | AGM, Gel, SLA, Lithium (LiFePO4) |
| അളവുകൾ (L x W x H) | 7.44 x 5.83 x 1.89 ഇഞ്ച് (18.9 x 14.8 x 4.8 സെ.മീ) |
| ഭാരം | 2.43 പൗണ്ട് (1.1 കി.ഗ്രാം) |
| നിറം | വെള്ളി |
| നിർമ്മാതാവ് | റെഡോഡോ |
| മാതൃരാജ്യം | ചൈന |

Image: The Redodo DC to DC Charger with its dimensions clearly labeled: 7.44 inches length, 5.83 inches width, and 1.89 inches height.
വാറൻ്റിയും പിന്തുണയും
വാറൻ്റി വിവരങ്ങൾ:
Redodo offers a 5 വർഷത്തെ ഗ്യാരണ്ടി on this product. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
The product is designed for a 10 വർഷത്തെ ആയുസ്സ് under proper usage and maintenance.

Image: Icon indicating a 10-year lifespan for Redodo products.

Image: Icon indicating a 5-year guarantee for Redodo products.
ഉപഭോക്തൃ പിന്തുണ:
Redodo provides one-on-one customer service and lifetime technical support. If you have any questions, require assistance with installation, or need to make a warranty claim, please contact us through the following channels:
- Webസൈറ്റ്: Visit the official Redodo webപതിവുചോദ്യങ്ങൾ, പിന്തുണാ ഉറവിടങ്ങൾ, ബന്ധപ്പെടാനുള്ള വിവരങ്ങൾ എന്നിവയ്ക്കുള്ള സൈറ്റ്.
- ഇമെയിൽ: Refer to your product packaging or the Redodo webഉപഭോക്തൃ സേവന ഇമെയിൽ വിലാസത്തിനായുള്ള സൈറ്റ്.
- ഫോൺ: Contact details may be available on the Redodo webസൈറ്റ്.
Redodo aims for a 24-മണിക്കൂർ പ്രതികരണം time for customer inquiries.

Image: Icon representing 24-hour customer response from Redodo.





