3 Series Dual – Round Switch – 4 Element

3 Series Dual – Round Switch – 4 Element


Categories: ,


The 3 Series Dual – Wire Seat Heater offers three temperature options and a 1 hour safety shut off feature. This model has two complete seat heaters in one kit that only requires a single power controller. Each seat has their own round momentary switch that allows each passenger to be able to control heat for each seat  individually. Please refer to our Selection Guide or contact our Aftermarket Specialist to determine if your vehicle has any restrictions before ordering.

The kit includes:

  • Heating Elements for Two Seats
  • Two Round Momentary Switches (Hi, Medium, Low, Off)
  • Switch Harness
  • Electronic Control Module
  • Power Harness
  • Power Connection Hardware Pack
  • Installation Instructions
  • Warranty Card


Additional information

Series 3 Dual Options

3 Element w/(2) Round Switches, 3 Element w/(2) Single Flat Switches, 3 Element w/Joined Flat Membrane Switches, 4 Element w/(2) Round Switches, 4 Element w/(2) Single Flat Switches, 4 Element w/Joined Flat Membrane Switches

Get Help Installing Your Seat Heaters

We offer simple, easy to follow instructions in printed and video format for the DIY types.

Guides Videos


Use our interactive map to find an installer near you.

See Locations


  • “We installed Check seat heaters in my son’s 1998 Integra. This car was customized for showing and the seat heaters were easy to install and added another dimension to his show car.”

    - Roger, Brownsburg, IN

  • “Detailed, easy to follow instructions. Product is great quality. Tried (unsuccessfully) to install a competitive product, and the difference in the product is quite noticeable. Customer service was personal, responsive, better than most. Will definitely buy from Check Corp again. “

    - William G., Maine

  • “Thank you for the incredibly fast response! Your products were just highly praised on the Miata Forum bulletin board.”

    - Steve Hess