12V Regulator Alternator 41-6782 41-6990 41-8464 45-2592 45-6780 841-8464

12V Regulator Alternator for Thermo King

This 12V regulator alternator is a multi-fit charging unit cross-referenced to 41-6782, 41-6990, 41-8464, 45-2592, 45-6780, and 841-8464 for Thermo King refrigeration systems.

Overview

This 12V regulator alternator combines the alternator and voltage regulator into one reliable unit, ensuring consistent charging for Thermo King transport refrigeration equipment. It is a direct replacement for several legacy part numbers, making it a versatile option for fleet maintenance. This alternator is designed to keep batteries charged and electrical systems stable during continuous operation.

Built For Performance

• Integrated voltage regulator for stable output
• Replaces OEM part numbers 41-6782, 41-6990, 41-8464, 45-2592, 45-6780, and 841-8464
• 12V electrical system compatibility
• Heavy-duty bearings and windings for long service life
• Sealed housing to resist moisture and debris

Fits These Machines

• for Thermo King units using these OEM references

On-The-Job Use

• Sustains electrical power for refrigeration controllers
• Charges batteries during prolonged idle or stop-start operation
• Supports auxiliary loads like telematics and lighting

Specs At A Glance

Good To Know

Q: Can this alternator replace multiple part numbers? A: Yes, it is cross-referenced to 41-6782, 41-6990, 41-8464, 45-2592, 45-6780, and 841-8464 for broad compatibility.

Q: Does this unit include a regulator? A: Yes, the regulator is built in, so no separate voltage regulator is needed.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.