ATEN Commercial and Industrial
9.2kWh Battery Pack

ATEN 9.2kWh Battery Packs are the basic building blocks for all of AGreatE’s Commercial and Industrial Battery Energy Storage Systems (BESS) and help create a modular and scalable system.  ATEN Battery Packs provide a better cost to performance ratio than the competition while also having the safety and long cycle life of the Lithium Iron Phosphate (LFP) battery chemistry.

P9 Pack

• Lithium Iron Phosphate Cells

• 16 Cells in 2P8S Configuration

• Duct Free Design

• Active Ventilation Design

9.2kWh Battery Pack <br>C&I BESS Building Block

9.2kWh Battery Pack
C&I BESS Building Block

The ATEN P9 Battery Pack is the modular building block for all of AGreatE’s Commercial and Industrial Battery Energy Storage Systems (BESS). The ATEN P9 combined with the ATEN Rack forms the backbone of our large format BESS. Each ATEN Rack can accommodate between 6 to 15 ATEN P9 Packs for the desired storage capacity of the end-user.


  • Lithium Iron Phosphate Cells
  • Long Lifespan (+5000 Cycles)
  • Scalable Design
  • Easy Rack Installation
  • Duct Free Architecture
  • Active Ventilation Design

9.2kWh Battery Pack

  • Emergency Power Backups
  • Harden your infrastructure against brownouts and blackouts
  • Load Balance with Instant on Demand Power
  • Take advantage of financial contributions with your assets
  • Smart inverters with reactive power grid support

AGreatE P9 Technology

Thanks to our innovative Pack Design, the 9.2kWh Battery Pack P9 is easy to install, maintain, and replace with the ATEN Pack and Rack System. Each P9 Pack simply slides in the Rack with only two wired connectors needed to complete the installation.

The ATEN High Voltage Unit (HVU) is the control unit for the ATEN Pack and Rack System. Each ATEN Rack comes with one HVU to control and manage the battery power of the accompanying P9 Packs.

Pack Certifications

UL1973, IEC62619,  UN38.3

Other certifications are available upon request.

<p>Pack Certifications</p>

ATEN P9 Battery Schematic

Pack dimensions:

D = 750mm, W = 390mm, H = 240mm

Product Specs



Electrical Specifications

Item Data
Capacity 9.2kWh
Rated Voltage 51.2V
Discharge cut-off voltage 44.8V
Charge cut-off voltage 56.8V
Cycle life 6000 cycles @ 0.5C, 25°C

General Specifications

Item Data
Cell Balancing Method Passive balancing
Communication Ethernet, CAN, RS485
Certifications UL1973, IEC62619, UN38.3
Size W/D/H 390/750/240 mm
Weight 85 kg

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