Description
Vehicle Compatibility & OE Cross Reference
Alternator voltage regulator for select Hyundai and Kia applications where the original regulator matches a 2 pin connection with IDL Sense plug type and the same charging characteristics. Listed for Hyundai H100 applications and referenced for Kia Sorento where a matching alternator is fitted. Confirm fitment by matching the regulator plug style and OE number before ordering.
OE Numbers By Brand
- Hyundai: 37370-42300; 3737042300
- Kia: 373704A110
Specifications
- Reference: REG5056
- Part Type: Alternator Voltage Regulator
- System Voltage: 12V
- Charging Voltage: 14.5V
- Operating Voltage: 14V
- Connector / Pins: 2 Pin
- Plug Type: IDL Sense
- Lamp Function: Inactive Lamp
- OE Numbers: 37370-42300; 3737042300; 373704A110
Features
- Regulates alternator field current to support stable battery charging on compatible 12V systems
- 2 pin connection with IDL Sense plug type to match the specified regulator interface
- 14.5V charging specification suited to the listed Hyundai H100 charging system requirements
- Inactive lamp characteristic for applications where the warning lamp is not controlled by the regulator
- Useful for alternator overhaul work where the original regulator matches the OE numbers listed
Why Buy From Us
- Local South African stock with nationwide courier delivery
- 12-month warranty subject to correct application and installation
- Fitment support using alternator labels, regulator markings and plug photos
- Trusted by workshops and DIY customers for reliable charging system components
Trusted by thousands of South African drivers for quality and durability.
Installation & Maintenance Tips
- Disconnect the battery before alternator removal or regulator replacement
- Confirm the regulator plug is 2 pin and matches IDL Sense, then cross check the OE numbers before fitting
- Inspect brushes and slip rings while the alternator is open and replace worn parts as required
- Ensure battery terminals and earth connections are clean and tight to prevent voltage drop and repeat failures
- After installation, verify charging voltage at idle and under load to confirm stable regulation
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician