NTC Thermistor EV On-Board Charger OBC Temperature Sensor
High-Precision Thermal Monitoring for Electric Vehicle Charging Systems
The OBC Temperature Sensor is a rugged, high-accuracy NTC thermistor designed for critical temperature monitoring in electric vehicle (EV) onboard chargers (OBC). Engineered to deliver reliable performance in extreme automotive environments, this sensor combines precision components, durable materials, and seamless integration to safeguard against overheating and optimize thermal management.
- Resistance Value: R25ºC = 10KΩ ±1%
- Beta Value: B25/50 = 3950K ±1%
- Probe: Durable Ring Lug Cu/Sn (Copper with Tin plating) for excellent thermal conductivity and corrosion resistance
- Wire: High-temperature XLPE parallel wire, UL4413 rated, 26AWG, withstands up to 150ºC
- Insulation Tube: White glass fibre tube, φ3.0mm, offers extra protection in harsh environments
- Connector: Pre-installed Molex connector for easy and reliable integration
Resistance value |
R25ºC=10KΩ±1% |
Beta value |
B25/50=3950K±1% |
- Temperature monitoring in EV onboard chargers (OBC):
- Power converters, inverters, and DC-DC modules.
- Battery cooling loops and thermal management systems.
- High-current busbars, connectors, and charging circuits.
- Overheat prevention in charging infrastructure.




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