1. Nhanganyaya uye Pamusoroview
This manual provides essential information for the safe and efficient use of your Power Queen 12V 280Ah PLUS LiFePO4 Battery. This deep cycle battery is designed for energy storage applications in various environments, including RVs, marine vessels, solar power systems, and UPS. It features a robust 200A Battery Management System (BMS) and low-temperature protection, ensuring reliable performance and an extended lifespan.
The battery offers an exceptional 3584Wh energy capacity and is engineered for longevity, capable of enduring 4000+ cycles at 100% Depth of Discharge (DOD), 6000+ cycles at 80% DOD, or up to 15000+ cycles at 60% DOD.

Image 1.1: Power Queen 12V 280Ah PLUS LiFePO4 Battery, showcasing its design and terminal connections.
2. Zvigadzirwa zveChigadzirwa
- High Energy Capacity: 3584Wh for extensive power needs.
- Advanced BMS: Integrated 200A Battery Management System provides comprehensive protection against overcharging, over-discharging, overcurrent, short circuits, and temperature fluctuations.
- Hupenyu Hwakawedzerwa Designed for 4000+ cycles at 100% DOD, 6000+ cycles at 80% DOD, and up to 15000+ cycles at 60% DOD.
- Yakadzika Kupisa Kudzivirirwa: Features Low Temperature Charging Protection, allowing safe charging in environments as cold as -20°C (-4°F).
- Efficient Charging: Recommended charging current of 56A (0.2C) allows for a full charge in approximately 5 hours.
- Kuvaka kwakasimba: IP65 isina mvura chiyero inovimbisa kusimba mumamiriro akasiyana.
- Compact Design: Dimensions of 20.55" x 9.45" x 8.58" (52.2 cm x 24 cm x 21.8 cm) for convenient installation.
- Versatile Configuration: Supports connecting up to 16 identical batteries in series (for 51.2V 280Ah) or parallel (for 12.8V 1120Ah) to meet diverse power requirements.

Image 2.1: Visual comparison of the Power Queen 12V 280Ah battery's compact size and weight relative to multiple smaller batteries, highlighting its dimensions.

Image 2.2: Diagram illustrating the advanced 200A BMS and its protective features, including low/high temperature protection and overload self-recovery.
3. Chii chiri muBhokisi
Pakuburitsa zvinhu, ndapota iva nechokwadi chekuti zvinhu zvese zvinotevera zvabatanidzwa:
- 1 x Power Queen 12.8V 280Ah PLUS Low-temp Cut off LiFePO4 Battery
- M8- 5/8" (16MM) Terminal Bolts
- Insulating Caps yeBolts
- Product Instruction Manual (this document)
4. Setup
Before initial use, ensure the battery is fully charged. Follow these guidelines for proper setup:
4.1 Terminal Connection
- Connect the positive (+) terminal of the battery to the positive lead of your system and the negative (-) terminal to the negative lead.
- Use the provided M8- 5/8" (16MM) terminal bolts and insulating caps for secure connections.
- If using OT terminals directly with screws and their thickness is less than 2mm, add gaskets to ensure secure attachment and prevent loosening or overheating. This precaution also applies when using clamps.
4.2 Series and Parallel Configuration
The Power Queen 12.8V 280Ah PLUS battery can be configured in series or parallel to achieve desired voltage uye kugona:
- Parallel Connection: Connect up to 16 identical batteries in parallel to increase total capacity while maintaining 12.8V (e.g., 4 batteries in parallel yield 12.8V 1120Ah).
- Series Connection: Connect up to 4 identical batteries in series to increase total voltage while maintaining 280Ah (e.g., 4 batteries in series yield 51.2V 280Ah).
- Ensure all batteries are of the same model and fully charged to the same voltage before connecting them in series or parallel.

Mufananidzo 4.1: Eksample of the Power Queen 12V 280Ah battery installed in an RV battery compartment, demonstrating its compact fit.
5. Operating Instructions
The Power Queen 12V 280Ah PLUS LiFePO4 Battery is designed for deep cycle energy storage applications. It is not intended for use as a starting battery for engines or golf carts.
Maitiro Ekuchaja
The battery supports various charging methods:
- Battery Charger: Use a compatible LiFePO4 battery charger with a recommended current of 56A (0.2C).
- Generator and DC to DC Charger: Can be charged via a generator connected to a DC to DC charger.
- Solar Panel and Controller: Integrate with a solar panel system and a suitable solar charge controller.
5.2 Mamiriro ekushandisa
This battery is ideal for powering:
- RV and Motor Home systems
- Marine applications (trolling motors, fishfinders, living appliances)
- Off-grid cabins and homes
- Truck 12V all-electric APU (Auxiliary Power Units)
- UPS (Uninterruptible Power Supply) systems

Image 5.1: Depiction of the Power Queen 12V 280Ah battery providing power for a truck's all-electric APU, enabling reduced engine operation.

Image 5.2: The Power Queen 12V 280Ah battery on a rock in water, illustrating its IP65 waterproof rating and suitability for marine applications like powering trolling motors and fishfinders.

Image 5.3: Diagram showing the Power Queen 12V 280Ah battery connected to an RV's electrical system, demonstrating its capacity to run various appliances like coffee makers, fridges, and air conditioners.
6. Kuchengeta
LiFePO4 batteries require minimal maintenance compared to traditional lead-acid batteries. They do not require watering.
6.1 Storage and Temperature Guidelines
Adhere to the following temperature ranges for optimal performance and longevity:
- Charge Temperature: 0°C kusvika 50°C (32°F kusvika 122°F)
- Discharge Temperature: -20°C kusvika 60°C (-4°F kusvika 140°F)
- Kuchengetedza Tembiricha: -10°C kusvika 50°C (14°F kusvika 122°F)
For long-term storage, it is recommended to store the battery at approximately 50% State of Charge (SOC) in a cool, dry place.
7. Kugadzirisa matambudziko
If you encounter issues with your Power Queen battery, consider the following common troubleshooting steps:
7.1 Battery Appears Dead or Not Charging
- Tarisa Makabatana: Ensure all terminal connections are secure and free from corrosion. Loose connections can prevent proper charging or discharge.
- Dziviriro yeBMS: The built-in BMS may have activated a protection mode (e.g., due to over-discharge, over-current, or extreme temperatures). Connect the battery to a compatible charger. The BMS will typically reset and allow charging once the fault condition is removed.
- Kuenderana nechaja: Verify that your charger is specifically designed for LiFePO4 batteries and matches the battery's voltage zvinodiwa.
7.2 Overheating of Terminals
- Secure Connections: Ensure terminal bolts are tightened to the recommended torque. Loose connections increase resistance and can lead to heat generation.
- Use Gaskets: If using OT terminals with screws less than 2mm thick, always add gaskets to ensure a secure and stable connection, preventing loosening and overheating.
- Cable size: Ensure that the cables used are appropriately sized for the current draw of your application to prevent overheating.
For persistent issues or concerns not addressed here, please contact Power Queen customer support.
8. Zvinotsanangurwa
| Tsanangudzo | Value |
|---|---|
| Model Number | P12V280-200-LTP-4-A200 |
| Chezita Voltage | 12.8V |
| Nominal Capacity | 280Ah |
| Energy | 3584Wh |
| BMS Continuous Discharge Current | 200A |
| Peak Discharge Current (1s) | 1000A |
| Recommended Charge Current | 56A (0.2C) |
| Max Charge Current | 100A |
| Cycle Life (100% DOD) | 4000+ kutenderera |
| Cycle Life (80% DOD) | 6000+ kutenderera |
| Cycle Life (60% DOD) | 15000+ kutenderera |
| Dimensions (L x W x H) | 20.55" x 9.45" x 8.58" (52.2 masendimita x 24 masendimita x 21.8 cm) |
| Kurema | 59.3 makirogiramu (26.9 kg) |
| Terminal Type | M8 |
| IP Rating | IP65 |
| Charge Temperature | 0°C kusvika 50°C (32°F kusvika 122°F) |
| Discharge Temperature | -20°C kusvika 60°C (-4°F kusvika 140°F) |
| Storage Temperature | -10°C kusvika 50°C (14°F kusvika 122°F) |
9. Warranty uye Tsigiro
9.1 Ruzivo rweWaranti
The Power Queen 12V 280Ah PLUS LiFePO4 Battery comes with a 5-year warranty, covering defects in materials and workmanship under normal use and service conditions. Please retain your proof of purchase for warranty claims.
9.2 Mutengi Tsigiro
For technical assistance, warranty claims, or any questions regarding your Power Queen battery, please contact Power Queen customer support. Refer to the contact information provided on the product packaging or the official Power Queen website.