THE BEAR IS BACK! BigBattery’s 48V 10kWh POLAR BEAR (PLBR) Elite battery is the latest iteration of our high-capacity PLBR design and serves as a robust and energy-dense upgrade to any home solar, off-grid, or backup power system.
Equipped with Grade-A lithium-ion cells and our proprietary advanced BMS, the PLBR Elite is a highly protected and versatile battery, capable of providing consistent power in any environment. Whether you’re just now looking into home power systems, or you’re a veteran homesteader looking to expand your current system, the PLBR Elite is a sleek, maneuverable, and reliable lithium battery to anchor your power system with. Take the next step towards energy independence when you upgrade your power with the PLBR Elite!
Tech Specs
- SKU: FPLBR-48100-G1
- Voltage: 48V
- Chemistry: NMC
- Charging Voltage Range: 58.8V
- Max Charge Voltage: 58.8V
- Operating Voltage Range: 40 – 58.8V
- kWh Capacity: 10kWh
- Ah Capacity: 200Ah
- Cell Configuration: 14S
- Max Continuous Discharge Current Amps: 175
- Max Continuous Power Watts: 10000
- Max Discharge Peak Current Amps: 350 (6 Seconds)
- Max Charge Current Amps: 100
- Charge Temp Range (°C): -20°C (-4°F) / 55°C (131°F)
- Discharge Temp Range (°C): -30°C (-22°F) / 65°C (149°F)
- Optimal Discharge Temp Range: 15°C (59°F) / 35°C (95°F)
- Storage Temp: -5°C (23°F) / 35°C (95°F) (Max 6 Months)
- Weight: 200 (LBS)
- Length Inches: 20.5
- Width Inches: 10
- Height Inches: 44
- Safety Features: BMS (Battery Management System) Over Voltage, Under Voltage, Over-Current (Thermal Management System), Safety Fuse (300A)
- Parallel: Up To (8) Parallel
Designed For 48v Applications
- Massive Power Systems
- Lead Acid Replacement
- Intense Heat And Cold
- Emergency Power
- Off-grid Power Solar Systems
- Mobile Power
- Data Servers
Shipping Times | Estimated delivery time to your door for in-stock orders placed today is 5-10 business days. |
Shipments & Lead Times:
We process all orders within 72 hours. From there, we do our best to ship as quickly as possible. Shipping times vary depending on the product and size of your order. We will send you your tracking information to the e-mail and/or phone number on file.
With the incredible demand for solar products, our average delivery time to your door is between 7-10 business days from date of order. However, for some products, shipping can be as fast as 3-5 business days to your door. Please check specific product pages for the most accurate information.
*Please Note* - As a large retailer, our stock levels are healthy and shipments are moving quickly. If you place an order for something that is not in stock, or is on backorder, our team will reach out to you within 24-72 hours of placing your order to determine how you would like to move forward.
If you have any questions, give us a call at 877-242-2792 or reach out via email / live chat.
Product Description
THE BEAR IS BACK! BigBattery’s 48V 10kWh POLAR BEAR (PLBR) Elite battery is the latest iteration of our high-capacity PLBR design and serves as a robust and energy-dense upgrade to any home solar, off-grid, or backup power system.
Equipped with Grade-A lithium-ion cells and our proprietary advanced BMS, the PLBR Elite is a highly protected and versatile battery, capable of providing consistent power in any environment. Whether you’re just now looking into home power systems, or you’re a veteran homesteader looking to expand your current system, the PLBR Elite is a sleek, maneuverable, and reliable lithium battery to anchor your power system with. Take the next step towards energy independence when you upgrade your power with the PLBR Elite!
Tech Specs
- SKU: FPLBR-48100-G1
- Voltage: 48V
- Chemistry: NMC
- Charging Voltage Range: 58.8V
- Max Charge Voltage: 58.8V
- Operating Voltage Range: 40 – 58.8V
- kWh Capacity: 10kWh
- Ah Capacity: 200Ah
- Cell Configuration: 14S
- Max Continuous Discharge Current Amps: 175
- Max Continuous Power Watts: 10000
- Max Discharge Peak Current Amps: 350 (6 Seconds)
- Max Charge Current Amps: 100
- Charge Temp Range (°C): -20°C (-4°F) / 55°C (131°F)
- Discharge Temp Range (°C): -30°C (-22°F) / 65°C (149°F)
- Optimal Discharge Temp Range: 15°C (59°F) / 35°C (95°F)
- Storage Temp: -5°C (23°F) / 35°C (95°F) (Max 6 Months)
- Weight: 200 (LBS)
- Length Inches: 20.5
- Width Inches: 10
- Height Inches: 44
- Safety Features: BMS (Battery Management System) Over Voltage, Under Voltage, Over-Current (Thermal Management System), Safety Fuse (300A)
- Parallel: Up To (8) Parallel
Designed For 48v Applications
- Massive Power Systems
- Lead Acid Replacement
- Intense Heat And Cold
- Emergency Power
- Off-grid Power Solar Systems
- Mobile Power
- Data Servers
Shipping & Delivery
Shipping Times | Estimated delivery time to your door for in-stock orders placed today is 5-10 business days. |
Shipments & Lead Times:
We process all orders within 72 hours. From there, we do our best to ship as quickly as possible. Shipping times vary depending on the product and size of your order. We will send you your tracking information to the e-mail and/or phone number on file.
With the incredible demand for solar products, our average delivery time to your door is between 7-10 business days from date of order. However, for some products, shipping can be as fast as 3-5 business days to your door. Please check specific product pages for the most accurate information.
*Please Note* - As a large retailer, our stock levels are healthy and shipments are moving quickly. If you place an order for something that is not in stock, or is on backorder, our team will reach out to you within 24-72 hours of placing your order to determine how you would like to move forward.
If you have any questions, give us a call at 877-242-2792 or reach out via email / live chat.
Customer Reviews

Select Cable Length (Ft.)
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