
Description
TOTO Nexus 1G WASHLET+ S5 One-Piece Toilet
One-gallon flushing, seamless WASHLET+ design, and advanced S5 comfort
The TOTO Nexus 1G WASHLET+ S5 One-Piece Toilet pairs the refined, skirted Nexus toilet with the comfort and cleanliness of the S5 WASHLET. Its WASHLET+ design conceals the water supply and power cord for a clean, built-in look, while TOTOβs 1.0 GPF TORNADO FLUSH, CEFIONTECT glaze, PREMIST, EWATER+ wand cleaning, heated seat, warm air dryer, deodorizer, and night light work together to make every visit feel cleaner, more comfortable, and easier to maintain.
Ultra-Efficient 1.0 GPF Performance
- Ultra high-efficiency TORNADO FLUSH system uses just 1.0 gallon per flush
- Powerful circular rinse helps clean the bowl efficiently with every flush
- CEFIONTECT ceramic glaze helps minimize waste from sticking to the bowl surface
- Quiet flush performance for a more refined bathroom experience
- EPA WaterSense certified for water-saving performance
Clean, Seamless WASHLET+ Integration
- WASHLET+ system conceals the WASHLET power cord and water supply hose
- One-piece toilet design creates a smoother, more integrated look
- Completely skirted bowl reduces hard-to-clean curves and crevices
- Elongated front bowl and Universal Height design for added comfort
- Polished chrome trip lever included
S5 Washing & Drying Comfort
- Instantaneous warm-water cleansing for consistent comfort
- Front, rear, and rear-soft wash options
- Adjustable spray position, water temperature, and water pressure
- Oscillating and pulsating spray settings for a more complete cleanse
- Heated SoftClose seat with adjustable temperature
- Warm air dryer with adjustable temperature
- Automatic air deodorizer helps keep the bathroom feeling fresher
- Multifunction remote control with personalized memory settings for up to 4 users
Hygiene Features Before & After Every Use
- PREMIST automatically mists the bowl before each use to help reduce waste adhesion
- EWATER+ automatically cleans the wand after every use
- Self-cleaning wand rinses itself inside and out before and after every use
- CLEAN RESIN helps keep the wand and seat cleaner and easier to maintain
- Night light illuminates the inside of the bowl for easier nighttime use
Everyday Convenience
- SoftClose seat helps prevent slamming
- Docking station makes the WASHLET easier to remove for cleaning and maintenance
- Remote control keeps wash, dry, seat temperature, and user settings easy to access
- Low-profile S5 WASHLET design pairs cleanly with the Nexus one-piece toilet
Specs & Installation Notes
- Model / SKU: MW6423446CUFG#01
- Includes: Nexus 1G one-piece elongated toilet with CEFIONTECT and WASHLET+ S5
- Toilet model: CST642CUFGAT40
- WASHLET model: SW3446
- Installation: Floor mount, one-piece toilet
- Bowl shape: Elongated
- Height: Universal Height
- Overall dimensions: 29 3/8" L x 17 1/2" W x 27" H
- Seat height: 17 9/16"
- Rough-in: 12" Unifit rough-in; optional 14" Unifit rough-in available separately
- Water use: 1.0 GPF
- Flush system: TORNADO FLUSH
- Trap diameter: 2 1/8"
- Trap seal: 2 1/8"
- Water surface: 6 5/8" x 9 1/8"
- Material: Vitreous china
- Finish: Cotton White
- Shipping dimensions: Toilet: 29 1/2" L x 18 1/2" W x 27 1/2" H2 x 21 3/4" H1; WASHLET: 24 3/8" L x 17 9/16" W x 7 7/16" H
- Shipping weight: Toilet: 110 lbs; WASHLET: 15.4 lbs
- Certifications / compliance: IAPMO/cUPC, EPA WaterSense, State of Massachusetts, City of Los Angeles, UPC, IPC, NSPC, NPC Canada, California AB715, California Green Building Code, and City of Los Angeles Water Efficiency Ordinance
- ADA note: ADA compliant for residential use when installed with the trip lever located on the approach side
- Warranty: One-year limited warranty
- Electrical note: Requires a 120V, 15A GFCI outlet for the WASHLET; power cord is approximately 4 feet long with a 3-prong plug
- Installation note: For back-to-back toilet installations, TOTO recommends a nationally listed double sanitary tee-wye in vertical waste stacks.
Toto MW6423446CUFG#01 Specifications
π Download Full Spec Sheet (PDF)Dimensions and Features
| Bowl Shape | Elongated |
| Certifications | ADA, CalGreen, WaterSense |
| Electric | Yes |
| Features | Heated Seat, Deodorizer, Instant Warm Water, Soft Close, Warm Air Dryer, Night Light, Remote Included |
| Gallons Per Flush | 1.0 GPF |
| Height | 27" |
| Installation | Floor Mount |
| Length | 28 9/16" |
| Rough In | 12" |
| Seat Height | 17 9/16" |
| Width | 16 13/16" |