Skip to content
Shop and Save 10% With RISE10 at Checkout.
Shop and Save 10% With RISE10 at Checkout.

TOTO WASHLET® G400 - 1.28 GPF & 0.9 GPF Toilet

Original price $2,599.80 - Original price $2,599.80
Original price
$2,599.80 - $2,599.80
Current price $2,599.80

Shop now and save 10% off with RISE10 at Checkout.

Professional Installation Recommended
Waste Reduction

The WASHLET G400 is an all-in-one toilet that comes in a conveniently compact design. The 3D Tornado Flush™ system uses an efficient 1.28 or 0.9 GPF. Complete with TOTO's CEFIONTECT™ ion barrier glaze. The G400 minimizes debris and mold from sticking to ceramic surfaces, keeping your toilet cleaner longer.


  • High-tech electronic bidet seat
  • 28-5/8"L x 15-3/8"W x 26-15/16"H
  • 3D Tornado Flush system
  • CEFIONTECT® ceramic glaze
  • ADA compliant
  • Universal Height
  • Sleek, low profile skirted one-piece Elongated front bowl
  • Remote control operated Front and rear warm water washing with temperature and adjustable pressure control
  • Heated seat with temperature control
  • Air Deodorizer, dryer function Illuminated touchpad, two user memory
  • Auto open/close lid, auto flush Premist™ of the bowl before each use
  • 12" Rough-in, mounting, and connection hardware included
  • Remote control and hanger included
  • Water supply should be 11-7/16" to the left (facing the bowl) from the centerline of the closet flange

Every Rise order is shipped carbon neutral.

On top of our commitment to 1% For the Planet, Rise also guarantees Carbon Neutral Shipping on all of its orders, regardless of size or destination.

Interested in a large or custom order? Let's talk!

Product Specifications

Water Use

1.28 GPF/4.8 LPF

& 0.9 GPF/3.4 LPF

Water Pressure

Min 7.25 PSI (0.05MPa) Flowing

Max 108.75PSI (0.75MPa) static

Water Surface5-3/8" (137 mm) x 4-3/16" (106 mm)
Trap Diameter2-3/4” (70 mm)
Rough In

12” rough in

Warning: If there is a base board in the

restroom, the center of the floor drain

should be a minimum of 12” from the

base board.

Trap Seal2-1/8” (54 mm)
Material: BowlVitreous china
Seat and coverPlastic

Product Codes/Standards

  • Meets and exceeds ASME A112.4.2, ASME A112.19.2/CSA B45.1, ASME A112.18.1/CSA B125.1, UL 1431, CSA C22.2 # 68
  • Certifications: IAPMO(cUPC), State of Massachusetts, City of Los Angeles and others
  • Code Compliance: UPC, IPC, NSPC, and others
  • ADA compliant
  • Complies with CA Prop 65 warning requirements


  • One Year Limited (Residential)
  • One Year Limited (Commercial)


Peace of mind for when you're ready to buy

Rise works for you, the homeowner - by researching the true benefits of home improvement products and materials. You can feel confident that the products you purchase on Rise come from manufacturers that have been vetted to ensure they benefit your health, wealth, and planet.

Learn more about our third-party reviewed criteria here