Modular-800V-ESS

Designed & Made in India188–200S BMS

For Commercial & Industrial Energy Storage

View Specifications
Modular-800V-ESS
Modular-800V-ESS monitoring board
Modular-800V-ESS alloy steel board

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

Exclusive Applications for 800V Modular ESS

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.

Ai-Data Centres

Ai-Data Centres

Commercial & Industrial BESS

Commercial & Industrial BESS

Features

The 800V platform combines automotive-grade components with intelligent firmware to maximize battery lifespan and vehicle uptime.

Cell Monitoring & Balancing

Cell Monitoring & Balancing

±3mV cell-voltage measurement accuracy with 240mA passive balancing helps maintain cell consistency across the pack.

Multilayer Protection

Multilayer Protection

Configurable over-voltage, under-voltage, overcurrent, short-circuit, and thermal protection helps protect the battery pack.

Thermal Monitoring

Thermal Monitoring

Four external NTC sensors provide thermal visibility across the battery pack, with configurable temperature protection and thermal runaway detection.

CAN & UART Communication

CAN & UART Communication

CAN and UART interfaces support integration with host controllers, chargers, and monitoring systems.

Firmware Customization

Firmware Customization

Firmware can be upgraded through UART or CAN, with configurable parameters for system-specific requirements.

SoX Algorithms

SoX Algorithms

Advanced State of Charge (SoC) and State of Health (SoH) algorithms provide accurate battery state estimation for reliable monitoring and operation.

Software Ecosystem

Tools for configuration, monitoring, diagnostics, and firmware management.

PC Configuration Tool

PC-based GUI for parameter configuration, live monitoring, diagnostics, and system setup.

PC Configuration Tool

Mobile Diagnostics

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

Mobile Diagnostics

Firmware Management

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

Firmware Management

Telemetry Integration

Standardized data payloads for integration with cloud monitoring platforms.

Telemetry Integration

Built to Integrate. Designed to Perform.

BharatBMS™ is designed to operate as part of a wider vehicle or battery architecture.

Modular-800V-ESS

Modular-800V-ESS

Battery Cells

Monitor individual LFP cells in packs of 188–200 cells in series.

Inverter Integration

CAN and UART communication enables integration with inverters for battery monitoring, protection, and system control.

Charger

CAN and UART interfaces support integration with external chargers and configurable charging protection.

Monitoring & Diagnostics

Live battery monitoring, fault logging, parameter configuration, and built-in diagnostics support system maintenance.

Communication

Supports CAN UDS, Modbus, and UART communication for system integration and diagnostics.

Temperature Monitoring

Designed &
Made in India

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.

Make in India

Technical Specifications

Modular-800V-ESS specifications drawn from existing Modular-800V-EV product information.

General & Electrical
Cell chemistryLFP optimized
Maximum cells in seriesUp to 252S
Nominal pack voltage808.9V DC
High-voltage measurement range0–808.9V DC
Continuous discharge current100 / 150 / 200 / 500A
Peak discharge current150 / 300 / 400 / 1000A @ 10s
Power supply12V DC
Contactors / relays2 or 4 × contactors with auxiliary feedback + 1 × pre-charge relay output
Ground-fault detection250Ω/V – 1000Ω/V

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