Description
Aftermarket water temperature sender from PAI Industries (MSW-4402) that replaces Mack 64MT124A on coolant temperature gauge applications. Reads 100–240°F across the gauge sweep with a 1/2″–14 NPT thread and 0.87 in hex flats for installation across multiple Mack truck and engine fitments.
Specifications
| Manufacturer | PAI Industries |
|---|---|
| Part Number | MSW-4402 |
| Part Type | Water Temperature Sender |
| Temperature Range | 100–240°F |
| Thread Size | 1/2″–14 NPT |
| Hex Size | 0.87 in |
| Connector Shape | Circular |
| Overall Length | 2.00 in |
| Application | Mack multiple-use |
Cross References
This part replaces or is equivalent to the following part numbers:
- Mack: 64MT124A
Applications
Multiple-use Mack truck/engine fitment for coolant temperature gauge sender circuits using the 64MT124A architecture.
Verify your gauge calibration range and thread size before ordering to confirm fitment.









