OWON OWH67B Series Bidirectional Programmable DC Power Supply
High Power Programmable DC Series

OWON OWH67B Series Bidirectional Programmable DC Power Supply

  • Source and load integrated architecture
  • Source modes: CC, CV, and CP
  • Load modes: CC, CV, CR, and CP
  • Bidirectional power architecture
  • Seamless switching between source and load modes
  • 2U rack-mounted structure
  • Standard 19-inch cabinet installation
  • 0–60V output voltage
  • -120A to 120A output current
  • -1.8kW to 1.8kW output power
  • High-precision output control up to 0.05%
  • 10mV voltage setting and readback resolution
  • 10mA current setting and readback resolution
  • Built-in battery simulation function
  • 7 high-fidelity battery characteristic models
  • Built-in photovoltaic simulation function
  • Supports SAS models including EN50530 and Sandia
  • Built-in bleed circuit to eliminate residual high voltage at shutdown
  • Over-voltage protection
  • Over-current protection
  • Over-power protection
  • Full digital control
  • 3.95-inch TFT LCD display
  • USB, LAN, and RS485 communication interfaces
  • SCPI support
Need a custom configuration?Our engineers are ready to help spec the right solution.
Overview

The OWON OWH67B Series integrates source and load functions with seamless bidirectional operation. In source mode, the instrument supports constant current (CC), constant voltage (CV), and constant power (CP), while load mode supports constant current (CC), constant voltage (CV), constant resistance (CR), and constant power (CP). The OWH67B018-60 provides an output voltage range of 0–60V, an output current range of -120A to 120A, and a bidirectional power range of -1.8kW to 1.8kW. It offers 10mV/10mA setting and readback resolution with voltage setting and readback accuracy of ≤0.05% + 0.05%FS. The instrument includes seven high-fidelity battery characteristic models for battery simulation and supports photovoltaic simulation using SAS models such as EN50530 and Sandia. A built-in bleed circuit helps eliminate residual high voltage after shutdown. With OVP, OCP, and OPP protection, a 3.95-inch TFT LCD, USB, LAN, and RS485 interfaces, and SCPI support, the OWH67B is suitable for laboratory, industrial, and automated testing applications.

Specifications
ModelModelOWH67B018-60
ArchitectureArchitectureBidirectional source/load integrated architecture
SourceSource ModesCC, CV, CP
LoadLoad ModesCC, CV, CR, CP
MountingStructure2U rack-mounted, standard 19-inch cabinet installation
OutputOutput Voltage0–60V
Output Current-120A to 120A
Output Power-1.8kW to 1.8kW
InputInput Voltage100–240Vac
Input Frequency45–65Hz
Maximum Input Current13Arms
RegulationCV Load Regulation≤0.03% + 0.03%FS
CC Load Regulation≤0.05% + 0.05%FS
CV Line Regulation≤0.03% + 0.03%FS
CC Line Regulation≤0.05% + 0.05%FS
ResolutionSetting Resolution10mV / 10mA
Readback Resolution10mV / 10mA
AccuracyVoltage Setting Accuracy≤0.05% + 0.05%FS
Current Setting Accuracy≤0.1% + 0.1%FS
Voltage Readback Accuracy≤0.05% + 0.05%FS
Current Readback Accuracy≤0.1% + 0.1%FS
Noise & RippleVoltage Ripple≤80mVp-p
Current Noise≤120mArms
TemperatureTemperature Drift100ppm/°C voltage; 200ppm/°C current
DynamicDynamic Response≤5.0ms, 10%–90% rated load
Battery SimulationBattery Models7 high-fidelity battery characteristic models
Photovoltaic SimulationPV SimulationSupports SAS models including EN50530 and Sandia
ProtectionProtectionOVP, OCP, OPP
DischargeBleed CircuitBuilt-in bleed circuit for residual high-voltage discharge
DisplayDisplay3.95-inch TFT LCD
CommunicationInterfacesUSB, LAN, RS485
ProtocolSCPI
MechanicalDimensions428 × 88 × 446 mm
WeightApproximately 12 kg
EnvironmentWorking Temperature0–40°C