VolvoElectrical Parts

20450707 — Tachometer Speed Sensor Voe20450707 For Volvo Excavator Ec240Blc Ec290Blc Ec210B Ec160B Ec240B Ec290B

This tachometer speed sensor is essential for monitoring the rotational speed of the engine or transmission output shaft, providing data for the tachometer display and engine control. It ensures accurate RPM readings, which are crucial for operator awareness and performance monitoring. A malfunctioning sensor will result in an inaccurate or non-functional tachometer, hindering proper equipment operation.

Tachometer Speed Sensor Voe20450707 For Volvo Excavator Ec240Blc Ec290Blc Ec210B Ec160B Ec240B Ec290B – Part No 20450707 – Volvo Spare Part
Part Specifications
BrandVolvo
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 TypeTachometer Speed Sensor
MaterialMetal, Plastic
ApplicationEngine/Transmission Speed Monitoring
Service LifeReplace as needed based on diagnostic testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing tachometer speed sensor will typically cause the tachometer needle to become erratic, drop to zero, or stop working altogether. If the issue is intermittent, the needle may fluctuate randomly during operation. Ignoring a faulty sensor can lead to misjudging engine load and potentially operating the equipment outside its optimal performance parameters.

Installation Tip

Ensure the mounting surface on the engine or transmission is clean and free of metal shavings before installing the new sensor. Avoid using excessive force when threading the sensor into its port to prevent damage.

Service Note

Check the condition of the flywheel or flexplate teeth that the sensor reads, and inspect the wiring harness for any signs of damage when replacing the tachometer speed sensor.