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TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - White toilet with closed lid

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height

by TOTO
SKU MW4463346CEMFGN#01

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$1,799.00
$1,274.00
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TOTO Aquia IV Washlet+ S2 Two-Piece Universal Height

  • DYNAMAX Tornado Flush: 360-degree flush power reaches every part of the bowl for thorough cleaning
  • WASHLET+ S2 Bidet Seat Included: Integrated bidet seat with heated water, heated seat, and warm air dryer
  • EWATER+ Self-Cleaning: Electrolyzed water automatically cleans the wand before and after each use
  • PREMIST Bowl Spray: Mists the bowl before each use to help waste rinse away
  • Dual Flush: Two flush options to save water on lighter flushes
  • CEFIONTECT Glaze: Smooth ceramic glaze keeps the bowl cleaner and prevents sticking
  • SoftClose Seat: Seat lowers itself silently without slamming
TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - top view
TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - key features

Auto-Cleaning Wand and Bowl

The EWATER+ system automatically cleans the wand and bowl after each use, keeping hygiene high with minimal effort. Ideal for those looking at Toto Washlets or Toto Bidets.

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - cefiontect technology

PREMIST and Easy-Clean Glaze

PREMIST sprays the bowl before use, while the CEFIONTECT glaze prevents buildup and keeps surfaces smooth. Found in many Toto Two Piece Toilets.

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - tornado flush

Efficient Tornado Flush

The DYNAMAX TORNADO FLUSH uses 360° cleaning power to reach the whole bowl while saving water. Standard in Toto Dual Flush Toilets and other Toto Aquia IV models.

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height - night light

Comfort and Convenience

Universal height, heated seat, adjustable warm water, warm air dryer, soft-close seat, and convenient arm panel make daily use comfortable. Quick-release and remote options add extra ease for those exploring Toto Washlet+ Toilet Sets.

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet - 1.28 GPF/0.9 GPF

The TOTO Aquia IV WASHLET+ S2 is a highly efficient Universal Height two-piece toilet system designed for comfortable use and total hygiene. The integrated WASHLET S2 provides comfortable amenities like a heated seat, warm water spray, and a warm air dryer, controlled by a convenient arm panel.

Perfect for a comfortable, water-saving, and modern bathroom focused on accessible design and advanced cleanliness.

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet - 1.28 GPF/0.9 GPF Specifications and Features

  • High-tech Electronic Bidet Seat and Toilet Combination
  • Toilet and Washlet included
  • Concealed supply connection for seamless installation
  • DYNAMAX TORNADO FLUSH utilizes 360° cleaning power to reach every part of the bowl
  • CEFIONTECT ceramic glaze minimizes waste from sticking to porous ceramic surfaces
  • Completely skirted design for a sleek and understated look
  • Easy to clean
  • Non-clog 2.5" trapway with clear glaze coating
  • Quiet dual flush
  • Elongated front bowl and tank set
  • SoftClose Seat
  • 12" Rough-in (optional 10" & 14" rough-in)
  • Elongated front WASHLET toilet seat with cover
  • EWATER+ auto cleans the wand
  • PREMIST of bowl before use
  • Convenient Arm Control Panel
  • Front and rear warm water cleansing
  • Adjustable temperature and pressure control
  • Heated seat
  • Warm Air Dryer
  • Quick-release feature
  • Chrome push-button included

TOTO Aquia IV WASHLET+ S2 Two-Piece Toilet Universal Height Compatibility

The TOTO Aquia IV WASHLET+ S2 is a two-piece smart toilet with an integrated bidet seat at universal height. Confirm these four things before ordering:

  • Rough-in measurement: 12-inch standard. 10" and 14" supported with TSU01W adapter (sold separately).
  • Floor clearance: 21 inches in front of the bowl, 15 inches on each side.
  • Water supply: Standard ½-inch connection at the base of the toilet.
  • Electrical outlet: GFCI 120V within 3 feet (powers the integrated WASHLET+ S2 bidet seat).
Toto toilet compatibility. Will it fit your space/

Installation steps

  1. Prep. Shut off the water supply, flush to empty the tank, then disconnect the supply line.
  2. Remove the old toilet. Unbolt from the floor and scrape the old wax ring from the flange.
  3. Set the bowl. Place a new wax ring on the flange, then lower the bowl onto the flange and press down firmly.
  4. Attach the tank. Hand-tighten the tank bolts evenly to the bowl, alternating sides.
  5. Connect and test. Reconnect the supply line, restore water, and plug the WASHLET+ S2 into the GFCI outlet.

TOTO Aquia IV WASHLET+ S2 Downloads

TOTO Aquia IV WASHLET+ S2 Installation & Owner's Manual

TOTO Aquia IV WASHLET+ S2 Spec Sheet

Frequently Asked Questions

  • The TOTO Aquia IV has a universal height, so it’s comfortable for most people.

  • Yes! The TOTO Aquia IV is a good toilet as it flushes well, saves water, and keeps itself clean with built-in bidet features, making it easy and comfortable to use.

  • The TOTO Aquia IV features a powerful tornado flush, dual flush options, EWATER+ wand, PREMIST spray, skirted bowl with smooth glaze, heated seat, warm water and air dryer, and a soft-close seat.

  • The TOTO S2 WASHLET features a heated seat, front and back warm water spray, adjustable temperature and pressure, a self-cleaning wand, PREMIST spray, warm air dryer, and a simple arm control panel.

  • The difference between TOTO S2 and S5 is that the S2 has all the main bidet features like EWATER+, PREMIST, heated seat, and warm air dryer, while the S5 adds a few extra options like more remote controls.