Sun-Mar Excel Conversion Kit: AC to Non-Electric or 12V


  • Converts 120V composting toilets to 12V or non-electric use
  • For AC electric Excel, Centrex 1000, 2000, and 3000
  • Includes 8′ of vent pipe


The Sun-Mar Excel conversion kit allows you to move your 120V Excel or Centrex toilet to a 12V or off-grid system, rather than having to buy a new composting toilet. It includes a hole saw bit, and all venting needed to ensure proper airflow in a non-electric composting unit, along with compost starter & accelerator spray.

Additional information

Weight22 lbs



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