Free standard shipping on orders over $99
Estimated to be delivered within 2-5 business days.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
The battery can be connected in parallel or series for greater capacity. It allows expansion up to 4S4P, providing a maximum capacity of 400Ah 48V (51.2V). This makes it ideal for applications in solar residential systems, RVs, campers, trolling motors, and off-grid scenarios. Additionally, the battery can be charged in three ways: using a LiFePO4 battery charger (recommended 14.6V20A), solar panels with a controller, and an AC generator.
OKMO 12V 300Ah LiFePO4 Lithium Battery Specialized for RV Home Power Solutions
Adapted to a variety of mobile power supply scenarios, providing mobile charging for RVs, home power storage, and yachts with high power and long-lasting range.
12V 300Ah Lithium Battery with Grade-A Cells: Powered by four A-grade LiFePO4 cells, offers higher energy density and unmatched power. The OKMO 12V 300Ah LiFePO4 battery features an integrated Battery Management System that ensures safety, protects against overcharge, over-discharge, and short circuits10-Year Lifespan Up to 15,000 Cycles: The 12V 300Ah LiFePO4 battery has an 10-year lifespan, with 4000+ cycles at100% DOD, 6000 cycles at 80% DOD, 15000 cycles at 60% DOD.Lead-acid/SLA/AGM batteries typically only last for 3 years with 200-500 cycles, it can perfectly replace lead-acid batteries, provides reliable and sustainable energy storage solutions for long-term useLow-Temperature Protection: Designed for versatility, operates efficiently in various climates, low-temperature protection ensures consistent operation in colder environments, ideal for outdoor and off-grid applications
Lightweight & Easy Installation: 300Ah Lithium LiFePO4 Battery is lighter than Lead-Acid battery with the same capacity. Our 300Ah LiFePO4 battery weight is 63.9 lbs, only 1/3 of Lead-Acid battery5 Year After-sales Customer Service: OKMO provides a 5-year warranty! We offer professional technical support and online customer service with rapid response within 24 hours. Note: The OKMO 300Ah LiFePO4 battery is perfect for RV, Boat, Trolling Motor, Fish Finders, Ice Fishing, Camping, Solar System, and Home Alarm Systems
Cell Type: | LiFePO4 | |
Nominal Voltage: | 12.8V | |
Rated Capacity: | 400Ah | |
Energy: | 5120Wh | |
Warranty: | 3-year warranty, plus 2-year extended with registration | |
Cycle Life: | 4000 cycles at 100% DOD,6000 cycles at 80% DOD,15,000 cycles at 60% DOD | |
Battery Management System (BMS)Board: | 150A | |
Charge Method: | CC/CV | |
Charge Voltage: | 14.4±0.2V | |
Standard Discharge Current: | 100A | Recommended Charge Current: | 40A | Discharge Cut-off Voltage: | 8.8V | Over-discharge Recovery Voltage: | 10.8V | Max.Continuous Charge Current: | 75A | Max.Continuous Discharge Current: | 150A | Max.Continuous Output Power: | 1920W | Weight: | 85.98 lbs | Dimension: | 523(L) x 269(W) x 218(H) mm,20.59(L) x 10.59(W) x 8.58(H) in | Housing Material: | ABS (Flame Retardant Plastic) | Protection Class: | IP65 | Recommended Terminal Torque: | 106.2 to 123.9 inch·lbs/, 12 to 14 N·m | Temperature Range: | Charge:0℃~45℃,Discharge:-20℃~60℃,Storage:-10℃~45℃ | PLTCP Function: | Yes | Max. Expansion (Parallel & Series): | 4S4P |
Charge /Bulk /Boost Voltage: | 14.4V | |
Absorption Voltage: | 14.4V | |
Over Voltage Disconnect: | 14.6V | |
Over Voltage Reconnect: | 13.6V | |
Tail Current: | 8A |
Under Voltage Warning: | / | |
Under Voltage Recover: | 10.8V | |
Low Voltage Disconnect: | 8.8V | |
Low Voltage Reconnect: | 10.8V |
Battery System: | 24V((25.6V) 1600Ah | |
Energy: | 40960Wh | |
Max.Continous Charge / Discharge Current: | 150A | |
Max.Continous Load Power: | / |
We accept Purchase orders from various distributors, contractors, schools, universities, government institutions, and others.
To make a purchase order, please send the purchase order to us via e-mail at support@okmotech.com and we will have your order processed within 24 hours. We accept multiple terms of payment including credit cards, checks, PayPal, & government cards.
For more questions regarding purchase orders, feel free to email our sales department at : support@okmotech.com
1. Inspect the battery for any physical damage during shipping.
2. Ensure the battery is at a safe voltage level for first use (if necessary, charge it to an optimal level).
3. Download the OKMO Bluetooth App to monitor the battery.
4.Connect the battery to your system (solar, off-grid, etc.) or device following manufacturer guidelines.
5. Start using the battery, ensuring it's placed in a well-ventilated area.
Group 24 batteries are generally smaller (approximately 10.25 x 6.75 x 8.75 inches) and are used in applications like RVs, marine, and some solar systems.
Group 31 batteries are larger (approximately 12.2 x 6.8 x 8.8 inches) and provide more power capacity, making them ideal for larger setups like buses, boats, and larger solar systems.
Functionality-wise, Group 31 batteries tend to have a higher capacity, meaning they can store more energy and provide longer runtimes.
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