I-PEX Connectors for Automotive Industry
I-PEX offers a variety of connectors that are ideal for the automotive industry. Below are some use case examples for typical automotive applications such as PCU and BMS/CMU.

What is PCU?
Power Control Unit
This is used to receive signals from vehicle and controlling IGBT module for power control.

BMS/CMU
What is BMS?
Battery Management System
What is CMU?
Cell Management Unit
This is used for measuring and monitoring battery status. Lithium-Ion batteries need to be strictly controlled – this system/unit will shut-off power transmission for any abnormal status.

The ISH® series is the best choice for these various automotive modules. I-PEX's unique spring-structured terminals provide high long-term contact reliability. The connectors also excel in high temperature resistance and vibration resistance and are available in a variety of pole numbers.
Introduction of ISH® Series
ISH® Series
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ISH® (Horizontal Type)
High heat and vibration resistant, horizontal, SMT connector
・High heat and strong vibration resistance for high-reliability applications
・Unique embedded spring terminals for long-term stable electrical connection
・LV214/USCAR-2 compliant options available, designed for automotive and industrial grade applications
- ISH® (Vertical Type)
High heat and vibration resistant, vertical SMT connector
・High heat and strong vibration resistance for high-reliability applications
・Unique embedded spring terminals for long-term stable electrical connection
・LV214 compliant, designed for automotive and industrial grade applications
- ISH® (Wire-to-Wire Type)
High heat and vibration resistance, wire-to-wire relay connector
・High heat and strong vibration resistance for high-reliability applications
・Unique embedded spring terminals for long term stable electrical connection
・Designed for automotive and industrial grade applications
- ISH® (Horizontal Type-Hybrid)
High heat and vibration resistant connector with hybrid (signal + power) terminals
・High heat and strong vibration resistance for high-reliability applications
・Unique embedded spring terminals for long-term stable electrical connection
・Designed for automotive and industrial grade applications
- IARPB® (Horizontal Type)
Vibration resistant, one-piece,horizontal type board-in connector
・Retention post structure with housing for electrical stability in high vibration environments
・Simple design for easy inspection of solder connections
・Full-circled plating for stable solderability
- IARPB® (Vertical Type)
Vibration resistant, one-piece,vertical type board-in connector
・The positioning boss on housing guides the terminal to the PCB through-hole
・High connection reliability
・Increase design flexibility with wide range of horizontal and vertical variations