Caterpillar 24 Volts Air Inlet Heater Start Relay 606-9291 is a air heater product that supports cold-start combustion by warming intake air. It is listed for Caterpillar heavy-equipment applications; use part number 606-9291 as the primary identification reference.
- Part Number: 606-9291
- Brand: Caterpillar
- Product Category: Air Heater
- Equipment Type: Excavator, Motor Grader, Hydraulic Shovel
- Compatible Models: 349 GC, 340, 352, 350, 340MHPU, 336, 355, 140, 120, 6015, 6060, 6040
- Engine Models: Confirm by equipment serial number
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





