Battery Cells
Monitor individual LFP cells in packs of 188–200 cells in series.
808.9V
Nominal pack voltage
Up to 252S
Cell configuration
1000A peak
Peak discharge current
250–1000Ω/V
Ground-fault detection
±1mV
Cell-voltage accuracy
28 + 84 NTC
Temperature sensors
Modular-800V-ESS is designed for high-voltage commercial and industrial energy storage—from liquid-cooled AI data center backup to microgrid and hybrid building power systems.


The 800V platform combines automotive-grade components with intelligent firmware to maximize battery lifespan and vehicle uptime.
Tools for configuration, monitoring, diagnostics, and firmware management.
PC-based GUI for parameter configuration, live monitoring, diagnostics, and system setup.

A field-service application for quick health checks, diagnostics, and troubleshooting.

Secure over-the-air (OTA) firmware updates for fleet deployment.

Standardized data payloads for integration with cloud monitoring platforms.

BharatBMS™ is designed to operate as part of a wider vehicle or battery architecture.
Modular-800V-ESS

Monitor individual LFP cells in packs of 188–200 cells in series.
CAN and UART communication enables integration with inverters for battery monitoring, protection, and system control.
CAN and UART interfaces support integration with external chargers and configurable charging protection.
Live battery monitoring, fault logging, parameter configuration, and built-in diagnostics support system maintenance.
Supports CAN UDS, Modbus, and UART communication for system integration and diagnostics.
BharatBMS is Xbattery's battery management system platform, designed and made in India for electric mobility and energy storage applications. It combines intelligent battery monitoring, cell balancing, protection, thermal management, and communication capabilities to support diverse battery systems.

Modular-800V-ESS specifications drawn from existing Modular-800V-EV product information.
| Cell chemistry | LFP optimized |
|---|---|
| Maximum cells in series | Up to 252S |
| Nominal pack voltage | 808.9V DC |
| High-voltage measurement range | 0–808.9V DC |
| Continuous discharge current | 100 / 150 / 200 / 500A |
| Peak discharge current | 150 / 300 / 400 / 1000A @ 10s |
| Power supply | 12V DC |
| Contactors / relays | 2 or 4 × contactors with auxiliary feedback + 1 × pre-charge relay output |
| Ground-fault detection | 250Ω/V – 1000Ω/V |