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
Important: Product information, kit contents and compatibility are provided as a guide and may contain errors or omissions. Please verify that this part and any included components are correct for your vehicle before installation. For full details see our Website Disclaimer (Errors & Omissions).