SLM12 LiFePO4 12v 50A 4s Battery

  • Sale
  • $99.00
  • Regular price $200.00
  • Will be in stock after
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Shipping to Lower 48 USA states only via Fedex Ground Shipping. No international shipping including Hawaii, Guam, Puerto Rico. Non-USA customers click here.

Easy to use! 12v 50Ah 600Wh LiFePO4 energy storage in 4s configuration. Capable of continuous power output of  50A on the XT connector, 100A wired directly on battery terminals. Safer LFP chemistry, better temperature stability and tolerance compared to regular li-ion 18650 cells. Ultra thin design = small size and ability to accommodate many applications. There is no BMS on these cells, LiFePO4 BMSs sold separately here.

** NOTE:  To buy more than x3 sets, email

12v 100A VERSION available here.



  • Battery Type: 12v
  • Battery Type:  Lithium Iron Phosphate
  • Battery Capacity:  50Ah
  • Watts: 600w
  • Continuous Power Output:  50A on XT90 connector / 100A wired directly on battery terminals
  • Cycle Life: 6000 cycles
  • Module Dimensions:  2.5" x 9.25" x 12.25"

** NOTE:  To buy more than x3 sets, email

Product video:



Please note:
Due to the nature of this consumable product, no returns are allowed unless the product is defective upon receipt. Please keep in mind we cannot accept returns on these batteries. 

These items are sold for DIY and Second Life purposes. Even when sold as “new”, “NOS”, or “like-new”, they may be in less than perfect condition.