ProductsBattery Management Systems
Battery Management System Lineup
Battery management systems engineered for different scales for mobility, industrial machines, compact light electrical vehicles and custom lithium battery applications.
Plug-and-play BMS hardware built for every lithium battery, ready out of the box
Modular BMS Architecture — scalable from 6 to 288 cells with plug-and-play peripheral support.
BMS Master
BMS1810·18S Master
- 5S–18S cell monitoring with up to 400mA passive balance
- RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Input and output operations
- Input supply (24V–80V)
- Expandable up to total 120 cells with slave module connection
BMS Master
BMS1820·18S Master
- 5S–18S cell monitoring with up to 400mA passive balance
- Isolated RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Expandable up to total 288 cells with slave module connection
BMS Slave
BMS1802·18S Slave
- 5S–18S cell monitoring with up to 1000mA passive balance
- Self powered, no external supply needed
- Plug & Play with isolated daisy chain connectors
- 5 NTC temperature sensor
- Ultra low power sleep operation
- Tailored for ESS applications
BMS Slave
BMS1202·12S Slave
- 5S–12S cell monitoring with up to 400mA passive balance
- Self power, no external supply needed
- Plug & Play with isolated daisy chain connectors
- 3 NTC temperature sensor
- Ultra low power sleep operation
- Compact design, small dimensions
HV BMS Master
BCU2002·HV Master
- High Voltage Master for slave modules
- RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Redundant daisy chain and current sensor options
Standalone BMS
New
BMS1601·16S Standalone
- 6S–16S cell monitoring with up to 200mA passive balance
- On board power and energy controllers, no external sensor needed
- Isolated RS485, RS232, CAN Bus
- On board precharge and predischarge paths
- 3 NTC temperature sensors
- Up to ±250A DCHG and CHG current (with cooling)
BMS Master
New
BMS3610·36S Master
- 5S–36S cell monitoring with up to 600mA passive balance
- Isolated RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Expandable up to total 288 cells with slave module connection
Custom Solutions
Need a tailored BMS configuration?
Our engineering team designs custom battery management systems tailored to your specific voltage range, cell chemistry, communication protocols, and mechanical constraints. Whether you need a modified version of an existing BMS or a fully custom solution from scratch, we work closely with your team from concept through certification to deliver production-ready hardware.
Get in TouchModular BMS Architecture — scalable from 6 to 288 cells with plug-and-play master slave support.
BMS Master
BMS1810·18S Master
- 5S–18S cell monitoring with up to 400mA passive balance
- RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Input and output operations
- Input supply (24V–80V)
- Expandable up to total 120 cells with slave module connection
BMS Master
BMS1820·18S Master
- 5S–18S cell monitoring with up to 400mA passive balance
- Isolated RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Expandable up to total 288 cells with slave module connection
BMS Slave
BMS1802·18S Slave
- 5S–18S cell monitoring with up to 1000mA passive balance
- Self powered, no external supply needed
- Plug & Play with isolated daisy chain connectors
- 5 NTC temperature sensor
- Ultra low power sleep operation
- Tailored for ESS applications
BMS Slave
BMS1202·12S Slave
- 5S–12S cell monitoring with up to 400mA passive balance
- Self power, no external supply needed
- Plug & Play with isolated daisy chain connectors
- 3 NTC temperature sensor
- Ultra low power sleep operation
- Compact design, small dimensions
HV BMS Master
BCU2002·HV Master
- High Voltage Master for slave modules
- RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Redundant daisy chain and current sensor options
Standalone BMS
New
BMS1601·16S Standalone
- 6S–16S cell monitoring with up to 200mA passive balance
- On board power and energy controllers, no external sensor needed
- Isolated RS485, RS232, CAN Bus
- On board precharge and predischarge paths
- 3 NTC temperature sensors
- Up to ±250A DCHG and CHG current (with cooling)
BMS Master
New
BMS3610·36S Master
- 5S–36S cell monitoring with up to 600mA passive balance
- Isolated RS485, RS232, CAN Bus communications
- Cloud connection, OTA firmware updates
- Advanced input and output operations
- Wide input supply (12V–80V)
- Expandable up to total 288 cells with slave module connection
Custom Solutions
Need a tailored BMS configuration?
Our engineering team designs custom battery management systems tailored to your specific voltage range, cell chemistry, communication protocols, and mechanical constraints. Whether you need a modified version of an existing BMS or a fully custom solution from scratch, we work closely with your team from concept through certification to deliver production-ready hardware.
Get in TouchCompare
Side-by-Side Comparison
Not sure which BMS fits your application? Compare key specs across our entire lineup.
| Specification | BMS1810 | BMS1820 | BMS1802 | BMS1202 | BCU2002 | BMS1601 | BMS3610 |
|---|---|---|---|---|---|---|---|
| Type | Master | Master | Slave | Slave | HV Master | Standalone | Master |
| Supply | 16–80 Vdc | 12–80 Vdc | 16–80 Vdc | 16–55 Vdc | 12–80 Vdc | 16–80 Vdc | 12–80 Vdc |
| Cells | 5S–18S | 5S–18S | 5S–18S | 5S–12S | — | 6S–16S | 5S–36S |
| Daisy Chain | 1 ch. | 1 ch. | 1 ch. | 1 ch. | 2 ch. | — | 1 ch. |
| Modes | SA, M, MM | SA, M, MM | S | S | M | SA, MM | SA, M, MM |
| Balance | 420mA @4.2V | 420mA @4.2V | 1A @4.2V | 420mA @4.2V | — | 420mA @4.2V | 420mA @4.2V |
| Temp Sensor | 5 | 5 | 5 | 3 | — | 3 | — |
| RS232 | 2 | 1 | — | — | 1 | 1 | 1 |
| CAN Bus 2.0b | 1 | 1 | — | — | 2 | 1 | 1 |
| RS485 | 1 | 1 | — | — | 1 | 1 | 1 |
| Digital Input | 2 | 3 | — | — | 2 | 3 | 3 |
| Digital Output | 4 | 2 | — | — | 1 | 2 | 2 |
| High Side | — | 4 | — | — | 4 | — | 4 |
| HV Feedback | — | — | — | — | 4 | — | — |
| Relay | 2 | 1 | — | — | 1 | 2 | 1 |
| Current Sensor | 1x Dual Ch. | 1x Dual Ch. | — | — | 2x Dual Ch. | On Board Shunt | 1x Dual Ch. |
| Protection |
| ||||||
SA: StandaloneS: SlaveM: MasterMM: Multi-Master