TOTO Washlet C5 SW3083#01 Round Soft Close Electric Bidet Toilet Seat Cotton New April 1, 2025 admin TOTO SW3083#01 – Bidet Seat. New Unused in original box! Washlet Round Soft Close Bidet Seat Product Specifications. Height: 5.8125 in. Width: 15.0625 in. Warm Air Dryer: Yes. Water Heating Method: Pre-Heated. Water Position Adjustment: Yes.