Key 121-3644

positive OEM
CAT
Part# 121-3644
note
Key-operated electrical switch for controlling power circuits in heavy equipment.
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Description

The Cat Electrical Key Switch (121-3644) is a control component used to manage electrical power circuits within heavy equipment and commercial vehicles. It functions as a secure interface for enabling or disabling electrical systems, ensuring controlled operation of vehicle electrical functions.

Key Specifications

  • Application: Heavy-duty equipment electrical systems
  • Function: Electrical power circuit control
  • Compatibility: Cat machinery, commercial vehicles
  • Construction: Metal key, plastic housing
  • Features: Key-operated switch, secure electrical interface
  • Quality: OEM Cat part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 121-3644
Type OEM
Manufacturer CAT
Warranty Standard Manufacturer Warranty