P40-24 Power Module

P40-24 rev 3P40-24 Power Module

The P40-24 is a high-performance, 24-volt battery, built on Valence’s patented Lithium Iron Magnesium Phosphate chemistry platform. Designed for high-power, short-duration discharges, this technology combines the power of lithium and the safety of phosphate, in a lightweight, versatile, building block.


The P40-24 is ideal for mission-critical, standby power applications. The module’s inherent reliability, long cycle life, and zero maintenance offers end-users the assurance of 24/7 system uptime, while delivering significant cost-ofownership savings.

The U-Charge® Battery Management System (BMS) integrates seamlessly with the P40-24 applications. Utilizing Valence’s Command and Control Logic, the battery system is managed locally and real-time system information can be monitored worldwide.

  • Unparalleled Reliability for Critical Applications
  • Industry Leading Cycle Life
  • High Power Density
  • String Voltage 24 – 700 V
  • High Charge/Discharge Capability
  • Internal Battery Temperature Monitoring
  • Wide Operating Temperature Range
  • Intra-Module Balancing
  • Fully Integrates with U-Charge® BMS
  • Flame Retardant Housing
  • Extremely Small Footprint
  • Maintenance Free
  • No Hydrogen or Oxide Explosive Gas Release

Nominal Voltage 25.6 V
Nominal Capacity 40 Ah
Weight 16.5 kg
Exterior Dimensions 256 x 165 x 260 mm
Valence Part Number 1008678
  • FCC Class B, CE
  • IEC 62133 (Cells Only)
  • UL 1642 (Cells Only)
  • UL 1973 Recognized






Shipping Certifications

  • UN 3480, Class 9

Visit our Certification Page for more information.

Download the P40-24 Data Sheet

Contact Us to learn more about incorporating the P40-24 in your application.