CATEngine Parts

216-4970 120A Circuit Breaker — Cat C13 C15

This 120A circuit breaker serves as a critical safety device within the electrical system of Caterpillar equipment, protecting circuits from overcurrents and short circuits. It is manufactured to robust standards, ensuring reliable operation and preventing damage that would occur with a worn or faulty breaker that fails to trip. Operators might observe a complete loss of power to specific systems or frequent tripping of the breaker when it is nearing failure.

120A Circuit Breaker – Part No 216-4970 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine 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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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

Part TypeCircuit Breaker
MaterialHigh-impact plastic and metal contacts
ApplicationElectrical system protection
Service LifeReplace if tripped or damaged
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a faulty circuit breaker is often intermittent power loss to connected components or the breaker tripping unexpectedly. If ignored, the breaker may fail to trip during an actual fault, potentially leading to wiring damage or electrical fires. Continued use of a compromised breaker poses a risk to the integrity of the entire electrical system.

Installation Tip

Ensure the electrical system is completely de-energized by disconnecting the battery before attempting replacement. Do not force the breaker into its housing if it does not fit smoothly, as this could indicate misalignment or damage.

Service Note

Inspect the associated wiring harness and connectors for any signs of overheating, melting, or corrosion when replacing a circuit breaker.