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JAG35

48v 30kWh AmpBox DIY Lifepo4 Battery BOX With JK 200A BMS with LCD Screen

48v 30kWh AmpBox DIY Lifepo4 Battery BOX With JK 200A BMS with LCD Screen

Regular price $2,499.00 USD
Regular price $2,600.00 USD Sale price $2,499.00 USD
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Capacity Options

28.6 kWh โ€“ Rugged, reliable, and budget-wise

Built with 180Ah cells, this configuration delivers dependable power in a cost-conscious package. Ideal for off-grid setups, mobile energy systems, or backup power where simplicity and durability matter most.

Whatโ€™s Included

  • ๐Ÿ“ฆ AmpBox Steel Enclosure (all hardware)
  • ๐Ÿ”‹ Battery Cells 32 RTC LiFePO4 (16S2P)
  • ๐ŸŸฅ 48v PCB Busbarย 
  • โšก JK 200A BMS (pre-wired, LCD screen)
  • ๐Ÿ”’ Protective terminal covers
  • ๐Ÿ›  Fully assembled and ready to use

Youโ€™ll Also Need

  • ๐Ÿ”Œ Inverter compatible with 48V systems
  • ๐Ÿ”— Proper DC cabling and fusing
  • ๐Ÿšš Forklift or dock equipment for LTL freight (500 Lbs.)

Key Features

  • โœ” 28.6 kWh Nominal (16S2P LiFePO4)
  • โœ” JK 200A BMS with LCD display
  • โœ” Stackable design for easy expansion
  • โœ” Certified: CE, RoHS, UN38.3, MSDS, ISO
  • โœ” Ships to Lower 48 (instant LTL freight Quote in Cart)

Real-World Runtime Examples

Hereโ€™s how long a 28.6 kWh AmpBox can power typical household or commercial loads (based on ~26.94 kWh usable energy):

  • ๐Ÿ  Central Air Conditioner (3,500 W):
    โ‰ˆ 7.7 hours of continuous cooling
  • ๐Ÿš— Level 1 EV Charging (1,400 W):
    โ‰ˆ 19.2 hours โ€” ~91 miles of driving range
  • ๐Ÿ’ก Lights & Electronics (400 W load):
    โ‰ˆ 67.4 hours of backup power
  • ๐ŸงŠ Refrigerator (150 W):
    โ‰ˆ 179.6 hours (~7.5 days)
  • ๐Ÿ”ง Power Tools (2,000 W load):
    โ‰ˆ 13.5 hours of work time
Actual runtime may vary depending on efficiency, load fluctuations, and environmental factors.

Runtime Calculator

Estimate how long this battery can power your load:


ย Based on 28.6 kWh nominal, 97% DoD, 97% inverter efficiency (~26.94 kWh usable).

AmpBox Specifications

  • Nominal Capacity: 28.6 kWh
  • Communication: CANBUS / RS485
  • Cell Dimensions: 208 ร— 174 ร— 72 mm
  • BMS: 48V 16S 200A with LCD display
  • Enclosure Size: 740 ร— 440 ร— 520 mm
  • Color: White / Metal

Product Size:

  • Dimensions: 86 x 56 x 72 cm (34" x 22" x 28")
  • Weight: 210 kg. (464 Lbs.)
โšก JK BMS Quick Setup
Learn how to set up your JK Inverter BMS, including video tutorials, firmware tips, and troubleshooting.
โš  Important: Do not change the BMS password. This can lock the unit or even brick it. If youโ€™re already locked out, visit the guide for the unlock code.
View Full Guide โ†’
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