Battery Monitoring System (BMS)

DFUN PBMS9000+61Online Battery Monitor for UPS & AI Data Center

Real-time online battery monitoring system for Lead Acid and Ni-Cad batteries in UPS and AI Data Centers. Measures voltage, current, temperature, and State of Health (SOH) per cell. Supports 2–256 cells via Modbus TCP/IP and RS485. DIN Rail mount.

DFUNPBMS9000+61
CELL MONITORONLINE
C01
2.14V
C02
2.13V
C03
2.15V
C04
2.12V
SOH94.2%
PWR
COM
ALM

CONNECTIVITY

ETH
A
B
G
RS485
+
−
DC 12-24V
▬▬ DIN RAIL MOUNT ▬▬

2–256 Cells

per system

Modbus TCP/IP

RS485 · Ethernet

CE · RoHS

DIN Rail Mount

±0.1% Accuracy

Voltage measurement

SOH Monitoring

Real-time health

Datasheet 2026 Available

Key Features

Why Choose DFUN PBMS9000+61

Real-time Online Monitoring of Every Cell
High-accuracy Voltage, Current, Temperature & SOH Measurement
Modbus TCP/IP & RS485 — Instant DCIM Integration
Scalable 2–256 Cells per System
Web Dashboard — No Additional Software Required
Automatic Alerts on Battery Degradation or Abnormal Values

Application

Designed for Every Data Center & UPS System

DFUN PBMS9000+61 is designed for battery monitoring in UPS systems across AI Hyperscale Data Centers, Edge Data Centers, industrial plants, and large backup power systems. Integrates with DCIM via Modbus TCP/IP for centralized dashboard display.

System Architecture
UPS CABINETCELL 01–02CELL 03–04CELL 05–06CELL 07–08CELL 09–10Lead Acid / Ni-CadUPS CABINETCELL 11–12CELL 13–14CELL 15–16CELL 17–18CELL 19–20Lead Acid / Ni-CadRS485RS485DFUNPBMS9000+61CELL MONITORC01 2.13VC02 2.14VC03 2.15VPWRCOMALMETHRS485▬ DIN RAIL ▬ModbusTCP/IPDCIM PLATFORMBattery HealthCell VoltageTemperatureReal-time DashboardWEB BROWSER192.168.1.x/bmsSOH: 94.2%HTTP InterfaceALERTLINETelegramRS485 BusModbus TCP/IPAlert / Notify

AI Hyperscale & Edge Data Center

Large UPS Systems in Industrial Plants

Backup Power Systems for Telecommunications

Control Centers and SCADA Systems

CAPACITY

2–256 Cells

per monitoring system

Technical Specifications

Specifications — DFUN PBMS9000+61

ParameterValue
ModelDFUN PBMS9000+61
Battery TypesLead Acid, Ni-Cad
Cell Count2–256 cells per system
MeasurementsVoltage (V), Current (A), Temperature (°C), SOH
Voltage Accuracy±0.1%
Temperature Accuracy±0.5°C
ProtocolModbus TCP/IP, RS485
ConnectivityEthernet RJ45, RS485
InterfaceWeb Browser (HTTP)
Power SupplyDC 12–24V
Operating Temperature-10°C to +60°C
MountingDIN Rail
StandardsCE, RoHS
SKUDFUN-PBMS9000-61

Ready to Protect Your UPS Batteries?

Contact ThaiConnect's expert team for consultation and a DFUN PBMS9000+61 quote.