Coolant temperature sensor 274-6721 Caterpillar for Caterpillar D8N
Sensor 274-6721 (Caterpillar) — original Coolant temperature sensor for heavy equipment Caterpillar D8N. OEM coolant temperature sensor 274-6721 (Caterpillar) for heavy equipment Caterpillar D8N. Voltage: 5V. Connector: 2-pin Deutsch.
Specyfikacja techniczna
| Parameter | Value |
|---|---|
| Part Number | 274-6721 |
| Manufacturer | Caterpillar |
| Sensor Type | Coolant temperature sensor |
| Voltage | 5V |
| Connector | 2-pin Deutsch |
| Thread | M12x1.5 |
| Equipment Brand | Caterpillar |
| Model | D8N |
| Lata produkcji | 2008–2016 |
Compatible Alternatives (2)
| Part Number | Manufacturer | Note |
|---|---|---|
TX49 | Standard | Coolant temperature sensor |
6PT009107 | Hella | Coolant temperature sensor |
Applicability
- Caterpillar D8N 2008–2016
Diagnostics and Replacement
When replacing sensor 274-6721:
- Diagnostics — read fault codes before replacement, check wiring integrity.
- Torque — apply specified torque from service manual (typically 20–35 Nm).
- Sealant — use anaerobic sealant for threaded sensors.
- Reset — clear fault codes and verify system operation after installation.
Najczestsze pytania
How to identify a faulty 274-6721 sensor?
Symptoms: fault code, unstable engine operation, system emergency shutdown. Check resistance/voltage with a multimeter according to specification.
Can I replace with an aftermarket alternative?
Yes, using reputable brands (Bosch, Denso, Delphi) maintains quality and reliability.
Where to buy 274-6721 or its alternative?
OEM — authorized dealers. Alternatives — specialized heavy equipment parts suppliers.
Gdzie kupić