CATElectrical Parts

3553148 Switch As- Pressure — Cat 120K 120K 2

This is a pressure switch assembly that monitors and signals changes in hydraulic or oil pressure within a system. Manufactured to meet exacting OEM standards, it provides reliable activation of warning lights or control circuits, unlike a faulty switch that may stick open or closed. Operators might observe a continuously illuminated warning light, a lack of expected system response, or intermittent system operation when this switch fails.

Switch As- Pressure – Part No 3553148 – 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 TypePressure Switch Assembly
MaterialMetal and electrical components
ApplicationHydraulic or oil pressure monitoring
Service LifeReplace as needed based on diagnostic codes
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The initial symptom of a failing pressure switch is often an incorrect pressure reading or a warning light that is either constantly on or not illuminating when it should. If the switch fails in the 'open' position, critical pressure warnings may not be received, potentially leading to component damage. Failure in the 'closed' position can prevent a system from operating correctly or trigger unnecessary alarms.

Installation Tip

Ensure the pressure port is clean and free of debris before threading in the new switch to prevent internal damage. Avoid using pipe sealant on the threads unless specified, as excess sealant can contaminate the system.

Service Note

When replacing a pressure switch, it is advisable to check the hydraulic fluid level and filter condition for any signs of contamination or degradation.