CATElectrical Parts

3E5465 Thermostat — Cat 120G 12G

This is a thermostat that regulates engine coolant temperature by controlling the flow of coolant through the radiator. It is built with high-quality materials to ensure accurate temperature sensing and reliable operation, outperforming a worn or stuck thermostat. Operators may notice the engine running too cool or overheating, or experience inconsistent temperature readings on the gauge.

Thermostat – Part No 3E5465 – CAT Spare Part
Part Specifications
BrandCAT
CategoryElectrical Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Disconnect main battery before working on electrical components. Use dielectric grease on all connector pins. Check ground connections — most electrical faults trace to poor grounds. Test with multimeter before installing new parts.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeThermostat
MaterialBrass, Stainless Steel
ApplicationEngine cooling system
Service LifeReplace every 2,000 hours or annually
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The initial symptom is often the engine temperature gauge reading outside the normal range, either too low or too high. If ignored, the engine may consistently run too cool, leading to poor performance and increased fuel consumption, or overheat, risking component damage. Prolonged operation outside the optimal temperature range can lead to premature engine wear.

Installation Tip

Ensure the engine block and thermostat housing are thoroughly cleaned of old gasket material before installing the new thermostat. Do not overtighten the housing bolts, as this can warp the housing or damage the gasket.

Service Note

Inspect the radiator, hoses, and water pump for leaks or wear when replacing the thermostat, as these components work together in the cooling system.