2 x BigBattery 48V 12kWh KONG's [24kWh Lithium Battery Bank] | 48V Lithium Battery | Stack up to 8 x Units | 10-Year Warranty

*GET $101 OFF Today! Limited Time Only. Use Code KONG101 at Checkout..(Enter After Adding To Cart)*

This 48V Powerwall kit is designed around NEW LiFePO4 cells complete with a BMS & 300A fuse on each battery. These lithium powerwall batteries are perfect as a drop-in replacement for lead-acid batteries in your off-grid home, energy storage system, etc. providing you with more capacity, shorter charge times & longer life!

With a 300Ah+ at 48V this powerful battery is by far one of the best and most cost-efficient powerwall batteries in its class on the market today! Capable of being connected in parallel with up to 8 total powerwalls, you can easily build a 24kwh+ 48V battery bank with just two of these units.

Our 48V KONG Powerwall comes with pre-installed Anderson connections making it ready to go for quick installation to any inverter, charge controller or bus bar. With the SB175 Anderson to ring terminal cable already included, you'll be up and running in no time!

2 x 48V KONG Powerwall Features:

• LED Display
• Compact Modular Design
• High Temp Operating Range
• Best Power Density/Pack Size
• Best Aluminum Mosfet Design
• 3000 A Short Circuit Protection
• High Cold-Cranking Amps (400A)

Warranty & Guarantee:

• Made in the USA
• 10-Year Warranty!
• Lifetime Customer Support (Phone, Live Chat Or Email)

48V KONG Spec Sheet:

48V KONG 15kWh Powerwall Specs (Each Battery x 2 in this kit):

• Chemistry: LiFePO4 (New)
• Configuration: 16S 1P
• Voltage: 48V
• Ah Capacity: 300Ah
• kWh Capacity: 15kWh
• Wh Capacity: 15,000Wh

Performance Specs:

• Max Continuous Discharge Current: 150A
• Max Continuous Power: 7500W
• Max Discharge Peak Current: 350A (6 Seconds)
• Voltage Range: 43 – 58.8V

Charging Specs:

• Suggested Charge Voltage: 58.8V
• Max Charge Current: 90A

Temperature Parameters:

• Charge Temp Range (°C): 0°C – 55°C
• Discharge Temp Range (°C): -30°C – 55°C
• Optimal Discharge Temp. Range: 15°C – 35°C
• Storage Temp: -20°C – 35°C (Max 6 Months)

48V KONG 15kWh Powerwall Dimensions:

• Weight: 450 (LBS)
• Length: 25.5 (in)
• Width: 15 (in)
• Height: 46.5 (in)

Safety Features:

• BMS (Battery Management System)
• Over Voltage, Under Voltage, Over-Current
• (Thermal Management System), Breaker (300A)

Max battery Connections:

• Series: N/A
• Parallel: (YES) Cap x (8)

Warranty & Guarantee:

• Made in the USA
• 10-Year Warranty!
• Lifetime Customer Support (Phone, Live Chat Or Email)

*GET $101 OFF Today! Limited Time Only. Use Code KONG101 at Checkout..(Enter After Adding To Cart)*

KONG 19KWH

This 48V 38kwh lithium battery bank kit is designed around NEW LiFePO4 cells complete with a BMS & 300A fuse on each battery. These lithium batteries are perfect as a drop-in replacement for lead-acid batteries in your off-grid home, energy storage system, etc. providing you with more capacity, shorter charge times & longer life!

With a 372Ah at 48V (19kWh or 19,000 watt hours) this powerful battery is by far one of the best and most cost-efficient batteries in its class on the market today! Capable of being connected in parallel with up to 8 total units, you can will have a 38kwh+ 48V battery bank with just two of these units.

Our 48V KONG Elite MAX comes with pre-installed Anderson connections making it ready to go for quick installation to any inverter, charge controller or bus bar. With the SB175 Anderson to ring terminal cable already included, you'll be up and running in no time!

2 x 48V KONG 19kWh [38kWh] Lithium Battery Features:

• LED Display
• Compact Modular Design
• High Temp Operating Range
• Best Power Density/Pack Size
• Best Aluminum Mosfet Design
• 3000 A Short Circuit Protection
• High Cold-Cranking Amps (400A)

Warranty & Guarantee:

• Made in the USA
• 10-Year Warranty!
• Lifetime Customer Support (Phone, Live Chat Or Email)

48V KONG Spec Sheet:

48V KONG 19kWh Specs (Each Battery x 2 in this kit):

• Chemistry: LiFePO4 (New)
• Configuration: 16S 1P
• Voltage: 48V
• Ah Capacity: 372Ah
• kWh Capacity: 19kWh
• Wh Capacity: 19,000Wh

Performance Specs:

• Max Continuous Discharge Current: 150A
• Max Continuous Power: 7500W
• Max Discharge Peak Current: 350A (6 Seconds)
• Voltage Range: 43 – 58.8V

Charging Specs:

• Suggested Charge Voltage: 58.8V
• Max Charge Current: 90A

Temperature Parameters:

• Charge Temp Range (°C): 0°C – 55°C
• Discharge Temp Range (°C): -30°C – 55°C
• Optimal Discharge Temp. Range: 15°C – 35°C
• Storage Temp: -20°C – 35°C (Max 6 Months)

48V KONG 15kWh Dimensions:

• Weight: 600 (LBS)
• Length: 25.5 (in)
• Width: 15 (in)
• Height: 46.5 (in)

Safety Features:

• BMS (Battery Management System)
• Over Voltage, Under Voltage, Over-Current
• (Thermal Management System), Breaker (300A)

Max battery Connections:

• Series: N/A
• Parallel: (YES) Cap x (8)

Warranty & Guarantee:

• Made in the USA
• 10-Year Warranty!
• Lifetime Customer Support (Phone, Live Chat Or Email)

Still have questions? Contact Support. at

Still have questions? Contact Support. at

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Larger Freight items: Shipping times depend on the destination & the size of the order. Please contact us for shipping time estimates or for a custom freight quote.

Full Manufacturer warranty included.

100% protected against defects or malfunctions with full manufacturer warranty.

Our dedicated customer service team is always available to assist you with help locating warranty information for any product, ensuring a smooth resolution process.

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If you need help with ordering, shipping, troubleshooting, expanding your system, warranty issues, or anything else you have questions about for as long as you own your equipment, we’ve got you covered.