LW12V7 - Launching in 2020


The LW 12V7 is a high-performance, long lasting, inherently safe, 12 volt battery, built on a patented Lithium Iron Nanophosphate® chemistry platform.


 12 Volt Critical Application Lithium Ion Battery

Lithium Werks provides safe, reliable and mobile energy solutions for energy storage and transportation.

The LW 12V7 is ideal for :

  • UPS systems
  • Telecomm backup power 
  • Industrial applications
  • Off-grid power 
  • Medical equipment


  • Exceptional deep discharge cycle life
  • Superior float, calendar, and shelf life
  • Protection at the cell, and battery level
  • Light weight with superior power density
  • Create systems up to 2.6 kWh
  • Up to 4 x 12V7’s in series
  • Up to 10 x 12V7’s in parallel
  • Enables 12V, 24V, 36V, and 48V systems
  • No external BMS required
  • Automatic cell monitoring & balancing
  • Temperature monitoring of cells
  • Fast, simple charging
  • Maintenance-free

Benefits of Nanophosphate®

Efficient & Fast Charging: High charge efficiency of >90%. Can recharge in 15 minutes.

High, Uniform Discharge Voltage: Delivers stable voltage during entire discharge.

Longer Life: Provides > 10 times the life of lead acid batteries.

Robust Safety: Multiple levels of protection prevent operation outside of current, voltage, and temperature limits.

No thermal runaway

No corrosive acid leaks

No explosive gassing

Cobalt Free

Space and Weight Efficiency

Systems provide >3 times the energy per weight of lead acid.

Environmentally Safe

Does not contain toxic metals such as cobalt, lead, cadmium, nor any corrosive acids or alkalis.

Electrical Specifications

Specs @ 25 °C
Voltage (nominal) 13.2V
Capacity (nominal) 5 Ah
Energy 66 Wh
Continuous Discharge Current 45 A
Max / Discharge Current Pulse 57 A
Charge Float Voltage Range 13.6 – 14.4 V
Recommended Charge CCCV 14.4 V to 0.5 A
Operating Temperature -30 °C to 60 °C
Specific Energy 72 wh/Kg
Energy Density 68 wh/L

Standout Capabilities

  • Almost three decades of proven cell production, reliability, and durability
  • Longest runtime of any 12V7 battery in >300W/battery applications
  • Flexible programmability to tailor to customer’s parameters
  • Internal logging capability for troubleshooting/RMA analysis
  • Superior protection circuitry
  • Optional communication capability (SOC, SOH, voltage, temperature)

Why Lithium Werks

Leader in Lithium Iron Phosphate technology with over 400 patents
  • Nanophosphate® chemistry platform
  • Vertically integrated from cell to system
  • Globally operating company
  • Worldwide customer service & support
  • Certifications
    • UL 1973
    • UL 1642 (cells)
    • IEC 62133
    • FCC Class B, CE
    • UN 38.3
  • Shipping Classification
    • UN 3480
    • Class 9
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