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SKU:
ZZ3F07325
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12V Regulator Alternator 41-8851 Fit Thermo King SB-III S SR met se2'2 Engine
$79.19
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$79.19
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$79.19
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
12V Regulator Alternator for Thermo King SB-III S SR
This 12V regulator alternator, part number 41-8851, is a replacement charging component engineered for use with Thermo King SB-III S SR refrigeration units. It provides consistent voltage regulation and charging output for the unit's diesel engine. This alternator is a suitable replacement for the original part.
Overview
This 12V regulator alternator is a robust replacement part for Thermo King SB-III S SR systems, ensuring the engine's battery is properly charged for reliable starts. It functions as both an alternator to generate power and a regulator to maintain stable voltage, which is critical for the unit's electronic controls. This component is essential for maintaining the operational readiness of your refrigeration unit.
Built For Performance
- 12-volt charging system component
- Includes integrated regulator for voltage control
- Replacement part number 41-8851
- Engine-specific fitment for SB-III S SR models
- Robust construction for the transport environment
Fits These Machines
- for Thermo King SB-III S
- for Thermo King SB-III SR
On-The-Job Use
- Replaces a faulty or worn alternator on Thermo King SB-III S SR units
- Used on reefer units powered by se2'2 engines
- Keeps the refrigeration system's electrical systems operational during long hauls
Specs At A Glance
| Part Number(s) | 41-8851 |
| Voltage | 12V |
| Type | Regulator Alternator |
Good To Know
Q: What are signs that my regulator alternator needs replacement? A: Common signs include a dead battery, dim lights, or warning lights on the control panel. If the unit struggles to start or loses power while running, the alternator may be failing.
Q: Will this part work on any Thermo King unit? A: No, this is specifically designed for the SB-III S and SB-III SR models with the se2'2 engine. Always confirm your unit's model and serial number before ordering.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.