1. Sarrera
Thank you for choosing the DC HOUSE 12V 30Ah Mini Lithium Battery with 2-in-1 Multi-Port USB Charger. This product is designed to provide reliable power for various applications, including fish finders and trolling motors, and offers convenient charging and discharging capabilities for multiple devices. This manual provides essential information for safe and efficient use of your new battery and charger.
2. Produktua amaitu daview
The DC HOUSE 12V 30Ah Mini Lithium Battery is a lightweight, high-capacity power source featuring Lithium Iron Phosphate (LiFePO4) technology. It includes a robust Battery Management System (BMS) for enhanced safety and longevity. The accompanying 2-in-1 Multi-Port USB Charger functions as both a 12V DC-DC converter and a 45W maximum lithium battery charger.
Ezaugarri nagusiak:
- Diseinu arina: Weighs only 6.61 pounds, significantly lighter than traditional lead-acid batteries.
- Edukiera handia: 12.8V 30Ah (384Wh) LiFePO4 battery.
- Integrated BMS: Provides Voltage Self-Balance, High/Low Temperature Protection, Short Circuit Protection, Over Current Protection, Overcharge Protection, and Over Discharge Protection.
- Low-Temperature Cut-Off Protection: Ensures safe operation in cold environments.
- Versatile Charger/Converter: Features one USB-C (In/Out) port and two USB-A (Out) ports.
- Karga azkarra: USB-C port supports up to 45W charging for the battery.
- Gailu anitzeko karga: Can power up to three devices simultaneously.

Image: The DC HOUSE 12V 30Ah Lithium Battery and its multi-port charger connected to a fish finder, demonstrating its use in marine applications.

Image: A diagram detailing the various protections offered by the Smart Battery Management System (BMS), including voltage self-balance, high/low temperature, short circuit, over current, overcharge, and over discharge protection.
3. Segurtasun-argibideak
Irakurri segurtasun-abisu eta argibide guztiak produktu hau erabili aurretik. Argibide hauek ez jarraitzen badira, deskarga elektrikoak, sua edo lesio larriak gerta daitezke.
- Ez desmuntatu, ireki edo txikitu bateria-paketea.
- Ez jarri bateria bero edo sutara. Saihestu eguzki-argia zuzenean gordetzea.
- Ez ezazu bateria zirkuitulaburrik egin.
- Ez jarri bateria kolpe mekanikoetara.
- Mantendu bateria garbi eta lehorra.
- Do not use the battery if it is damaged or shows signs of leakage.
- Ziurtatu aireztapen egokia kargatzean edo deskargatzean.
- Use only the provided charger or a compatible charger designed for LiFePO4 batteries.
- Mantendu haurren eskura.
- Observe temperature limits for charging and discharging as specified in the specifications section.

Image: An illustration demonstrating the battery's low-temperature cut-off protection, indicating that charging is off below 20°F (-7°C), charging recovers above 32°F (0°C), and discharging is off below -4°F (-20°C).
4. Konfigurazioa
This section details the initial setup of your DC HOUSE 12V 30Ah Mini Lithium Battery and Multi-Port USB Charger.
Zer dago Kutxan:
- 1 x DC HOUSE 12V 30Ah Lithium Battery
- 1 x DC HOUSE 2-in-1 Multi-Port USB Charger (12V DC to Type-C Charger)
- 1 x DC 5.5*2.1mm to Alligator Clip Cable (approx. 9.84 inches)
Connecting the Charger to the Battery:
- Identify the DC 5.5*2.1mm port on the charger and the corresponding DC 5.5*2.1mm plug on the alligator clip cable.
- Connect the DC plug of the alligator clip cable to the DC input port on the charger.
- Connect the red alligator clip to the positive (+) terminal of the 12V 30Ah battery and the black alligator clip to the negative (-) terminal. Ensure a secure connection.
Video: This video demonstrates the physical characteristics of the DC HOUSE 12V to Type-C Charger, including its dimensions and port types (USB-C, USB-A, DC input). It also shows how to connect the charger to the battery using the alligator clip cable and illustrates the charging and discharging processes with indicator lights.
5. Funtzionamendu-argibideak
Bateria kargatzea:
The 2-in-1 Multi-Port USB Charger can charge the 12V 30Ah battery via its USB-C port.
- Ensure the charger is connected to the battery as described in the Setup section.
- Connect a compatible USB-C power adapter (not included) to the 'IN/OUT' USB-C port on the charger. The charger supports up to 45W input.
- The USB-C port indicator light will show a red light during charging.
- Bateria guztiz kargatuta dagoenean, argi adierazlea berde piztuko da.
- Oharra: It is recommended to charge batteries up to 50Ah with this charger. The charge/discharge input/output battery voltag10-14.6V bitartekoa da.

Image: The DC HOUSE 2-in-1 Multi-Port USB Charger connected to a wall power adapter via its USB-C port and to the 12V 30Ah battery via alligator clips, illustrating the charging process.
Discharging (Powering Devices):
The charger acts as a DC-DC converter, allowing you to power and charge external devices from the 12V 30Ah battery.
- Ensure the charger is connected to the battery.
- Connect your devices to the available USB ports on the charger:
- USB-C (IN/OUT) Port: Supports QC 3.0 up to 45W output.
- USB-A (OUT) Ports (x2): Each supports 5V 2.4A output.
- The charger can power up to three devices simultaneously.
- During discharge, the USB-C port indicator light will be green.
- Oharra: The conversion rate is up to 96% for efficient power delivery.

Image: The DC HOUSE 12V 30Ah Lithium Battery and its multi-port charger simultaneously powering a smartphone, a DSLR camera, and a portable fan, demonstrating its capability to power multiple devices.

Image: A diagram explaining the Type-C port indicator light: Red light indicates charging status, Green light indicates full status, and Green light also indicates discharging status.
6. Mantentzea
Proper maintenance ensures the longevity and optimal performance of your DC HOUSE battery and charger.
- Biltegiratzea: Store the battery in a cool, dry place away from direct sunlight and extreme temperatures. For long-term storage, ensure the battery is charged to approximately 50% of its capacity.
- Garbiketa: Use a dry, soft cloth to clean the battery and charger. Do not use harsh chemicals or abrasive materials.
- Terminalaren ikuskapena: Periodically check the battery terminals for corrosion or loose connections. Clean as necessary.
- Tenperaturaren kudeaketa: Avoid operating or storing the battery outside its specified temperature ranges to prevent damage and ensure safety.
7. Arazoak
If you encounter issues with your DC HOUSE battery or charger, refer to the following common troubleshooting steps:
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Bateria ez da kargatzen | Loose connections; Incompatible charger; Battery temperature too low/high; Faulty charger/cable. | Check all connections; Ensure USB-C power adapter is compatible and functional; Move battery to an appropriate temperature environment (0-55°C for charging); Try a different USB-C cable or power adapter. |
| Devices not charging from USB ports | Battery discharged; Loose connection; Device incompatibility; Overload protection activated. | Charge the battery; Check USB cable connections; Ensure device is compatible with USB-A (5V/2.4A) or USB-C (up to 45W) output; Reduce the number of connected devices. |
| Charger indicator light not working | No power input/output; Internal fault. | Ensure battery is connected and a device is drawing power (for discharge indicator) or a power source is connected (for charge indicator); If issue persists, contact support. |
| Bateria ez du kargarik eusten | Battery degradation; Extreme temperatures during use/storage. | Ensure proper charging and storage conditions; If battery life significantly reduced, it may be nearing end of life. |
If these steps do not resolve the issue, please contact DC HOUSE customer support for further assistance.
8. Zehaztapenak
DC HOUSE 12V 30Ah Lithium Battery (Model: ECO-LFP123001)
| Parametroa | Balioa |
|---|---|
| Bateria Edukiera | 30Ah |
| Bateria Potentzia | 384Wh |
| Bolumen nominalatage | 12.8V |
| Karga-korronte maximoa | 30A |
| Deskarga-korronte maximoa | 30A |
| Gehienezko Karga Boltage | 14.6V |
| Deskarga Ebaki Voltage | 10V |
| Karga-tenperatura-tartea | 0-55°C |
| Deskarga-tenperatura-tartea | -20-55°C (-4°F - 131°F) |
| Terminal torlojuaren tamaina | M5 |
| Battery Dimensions (D x W x H) | 3" x 7.1" x 6.6" (7.1" x 3.0" x 6.6" from image) |
| Bateriaren pisua | 6.61 libra (3.0 kg) |

Image: A visual representation of the 12V 30Ah Mini Battery specifications, including capacity, power, voltage, charge/discharge currents, temperature ranges, and physical dimensions.
DC HOUSE 2-in-1 Multi-Port USB Charger
| Parametroa | Balioa |
|---|---|
| Interfazea | 3 (USB-A x 2 + Type-C x 1) |
| Bateria Voltage Range (Input) | 10-14.6V |
| USB A1/A2 Output | 5V/2.4A |
| Type-C Maximum Power | 45W |
| Type-C Output (PD) | 20V/3A; 15V/3A; 12V/3A; 9V/3A; 5V/3A |
| Maximum Charging Current (Input) | 3A |
| Gomendatutako funtzionamendu-tenperatura | 0-60°C |
| Oskolaren neurriak | 77.4*51*20.8mm (3.04" x 2" x 0.8") |
| Pisua | 70 g (0.15 lb) |

Image: A visual table detailing the specifications and parameters of the DC HOUSE 2-in-1 Multi-Port USB Charger, including its interfaces, output voltages, and dimensions.
9. Bermea eta Laguntza
The DC HOUSE 12V 30Ah Mini Lithium Battery comes with a 3 urteko bermea erosketa-datatik aurrera.
For warranty claims, technical support, or any questions regarding your product, please contact DC HOUSE customer service. Please have your model number (ECO-LFP123001) and purchase information ready when contacting support.
You can visit the official DC HOUSE store for more information and support resources: DC HOUSE Store





