• HYGINA U5 Ultra smart toilet with auto open lid heated seat and bidet functions
  • HYGINA U5 Ultra smart toilet in a premium modern American bathroom
  • HYGINA U5 Ultra smart toilet with built-in tank design for powerful and reliable flushing performance
  • HYGINA U5 Ultra smart toilet with accessible comfort design in a modern bathroom
  • HYGINA U5 Ultra smart toilet instant heating for warm water cleansing with no waiting
  • HYGINA U5 Ultra smart toilet with automatic lid opening and foot sensor control
  • HYGINA U5 Ultra smart bidet toilet with rear wash feminine wash and moving wash
  • HYGINA U5 Ultra smart toilet with heated seat and warm air dryer for everyday comfort
  • HYGINA U5 Ultra smart toilet with foam shield protection to help reduce splash-back
  • HYGINA U5 Ultra smart toilet with UV hygiene care for cleaner nozzle maintenance
  • HYGINA U5 Ultra smart toilet installation requirements with 12-inch rough-in and 110–120V power supply.
  • HYGINA U5 Ultra smart toilet accessories with remote control installation guide and wax ring
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HYGINA U5 Ultra Smart Toilet with Built-in Tank

HYGINA U5 Ultra Smart Toilet with Built-in Tank

$539.00
$899.00 $539.00
Sale
Shipping free.

Built-in Tank | Low Water Pressure Support | Power Outage Flush

cUPC Certified cUPC Certified
ETL Listed ETL Listed
WaterSense Certified WaterSense Certified

Powerful, reliable flushing—even in homes with low or unstable water pressure.

The HYGINA U5 Ultra is a one-piece smart toilet with a built-in water tank and built-in bidet cleansing, designed for stable, powerful flushing. It combines auto flush, backup flushing during a power outage, an auto-open lid, heated seat, warm air dryer, foam shield protection, and an elongated seat in one premium smart bidet toilet.

With a 17.2-inch ADA-friendly comfort height, U5 Ultra is designed for modern bathrooms, bathroom remodels, and homeowners looking for easier daily comfort and hands-free convenience.

  • Built-in water tank for stable, reliable flushing
  • Instant warm water bidet wash, heated seat, and warm air dryer
  • Automatic flush and foot sensor flush controls
  • Foam shield protection and UV sterilization
  • Backup flush support during temporary power outages
  • ADA-friendly 17.2-inch seat height and elongated seating

Before ordering, confirm the Standard 12-inch rough-in, measured from the finished wall to the center of the drain, along with the water supply, drain position, nearby 110V / 60Hz GFCI-protected outlet, bathroom clearances, and current installation requirements.

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HYGINA U5 Ultra Smart Toilet: Built-In Tank Reliability for U.S. Bathrooms

Choose U5 Ultra when reliable flushing and clear installation planning matter most. Its concealed built-in water tank helps support consistent flushing in homes with lower or variable water pressure, while dedicated backup flush support preserves basic flushing during a temporary power outage. This one-piece smart bidet toilet also combines an ADA-friendly 17.2-inch seat height, measured from the finished floor to the top of the seat, with warm-water washing, a heated seat, warm-air drying, foam shield protection, and UV hygiene care.

Buy U5 Ultra NowCheck Installation Guide

Designed for a More Refined Bathroom Experience

U5 Ultra combines intelligent automation, personalized cleansing, heated comfort, and advanced hygiene features in one elegant smart toilet. It is built for homeowners who want a cleaner, easier, and more comfortable daily routine.

Hands-Free Comfort

Automatic lid opening, foot-activated control, and leave-seat flushing reduce unnecessary contact.

Advanced Hygiene

Warm water cleansing, UV sterilization, foam shield protection, and deodorizing care support a cleaner bathroom experience.

Personalized Control

Remote control, adjustable seat temperature, and ambient lighting help customize every use.

HYGINA U5 Ultra smart toilet with built-in tank design for powerful and reliable flushing performance

Smart Toilet with Built-In Water Tank for Powerful, Reliable Flushing

The HYGINA U5 Ultra is a smart toilet with a built-in water tank designed to support stable, powerful flushing even when household water pressure is lower or fluctuates.

HYGINA U5 Ultra smart toilet with automatic lid opening and foot sensor control

Smart Toilet with Auto-Open Lid, Auto Flush & Foot Sensor Control

U5 Ultra combines automatic lid opening, foot-activated lid and seat control, foot-sensor flushing, and auto flush for a cleaner, lower-contact bathroom experience.

  • Automatic lid opening
  • Foot-activated lid and seat-ring control
  • Foot-sensor and automatic flushing
HYGINA U5 Ultra smart toilet in a spacious modern bathroom with accessible support bar

17.2-Inch ADA-Friendly Comfort Height with an Elongated One-Piece Design

U5 Ultra combines a 17.2-inch ADA-friendly comfort height with an elongated seat and streamlined one-piece smart toilet design for comfortable everyday use.

HYGINA U5 Ultra smart bidet toilet with warm water rear wash feminine wash and moving wash

Smart Toilet with Built-In Bidet Wash: Rear, Feminine & Moving Modes

U5 Ultra is a smart toilet with built-in bidet cleansing, including rear wash, feminine wash, and moving wash with adjustable water temperature and spray position.

  • Rear, feminine, and moving wash modes
  • Adjustable water temperature
  • Adjustable spray position
  • Remote-controlled daily settings
HYGINA U5 Ultra smart toilet with heated seat and warm air drying

Smart Toilet with Heated Seat and Warm Air Dryer

The HYGINA U5 Ultra smart toilet features an adjustable heated seat and warm air dryer for more comfortable everyday use.

  • Adjustable heated seat
  • Warm-air drying
  • Comfortable elongated seat design
  • Evidence-qualified energy-setting guidance
HYGINA U5 Ultra smart toilet with foam shield protection for a cleaner bowl experience

Smart Toilet with Foam Shield Protection

The U5 Ultra foam shield helps reduce splash-back and supports a cleaner, more comfortable bathroom experience.

- Helps reduce splash-back
- Supports a cleaner bowl surface
- Improves everyday comfort
- Designed for premium hygiene care

HYGINA U5 Ultra smart toilet with UV hygiene care and open lid in a modern bathroom

UV Hygiene Care and Cleaner Nozzle Maintenance

U5 Ultra includes UV hygiene care and self-cleaning nozzle care to support a cleaner nozzle area.

  • UV hygiene care support
  • Self-cleaning nozzle care
  • Routine manual cleaning still required
HYGINA U5 Ultra smart toilet accessories with remote control installation guide and wax ring

Installation-Ready Smart Toilet Accessories Included

Before installation, confirm the Standard 12-inch rough-in, drain center, flange height and condition, skirted-base clearance, shutoff-valve location, nearby 110V / 60Hz GFCI-protected outlet, water inlet, and delivery path.

Everything You Expect from a Premium Smart Toilet

U5 Ultra brings together comfort, hygiene, automation, and intelligent control in one refined design.

Powerful Flush

Built-in tank design helps support a more powerful and reliable flush.

Automatic Lid Opening

Opens automatically for a cleaner and more convenient hands-free experience.

Warm Water Cleansing

Rear wash, feminine wash, and moving wash support personalized daily cleansing.

Heated Seat

Adjustable seat warmth provides added comfort in every season.

Warm Air Drying

Helps complete a cleaner and more comfortable routine.

Foam Shield Protection

Helps reduce splash-back and supports a cleaner bowl experience.

UV Hygiene Care

Helps maintain cleaner nozzle care for added hygiene confidence.

Remote Control

Adjust key comfort settings through the remote control.

U5 Ultra Smart Toilet Demo Video

NOT READY TO ORDER YET?

Make Sure Your Bathroom Is Ready First.

Download our free Smart Toilet Buyer Checklist and review rough-in, power, water, flushing, comfort, installation, returns and warranty before you buy.

  • 12" Rough-In
  • GFCI Power
  • Built-In Tank
  • Installation
  • Warranty

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Ready to Upgrade from a Traditional Toilet?

See how HYGINA U5 Ultra upgrades everyday bathroom comfort with built-in tank flushing, warm water bidet cleansing, heated seating, automatic lid opening, foot sensor control, foam shield protection, UV hygiene care, and 256-color ambient lighting.

Compare U5 Ultra vs Traditional Toilet

Frequently Asked Questions

Does HYGINA U5 Ultra support blackout or power-outage flushing?

Yes. HYGINA U5 Ultra includes a backup flush function for basic toilet flushing during a temporary blackout or power outage. Powered washing, heating, drying, automatic-lid, and lighting functions require electricity.

Is HYGINA U5 Ultra a smart toilet with a built-in water tank and bidet?

Yes. HYGINA U5 Ultra combines a concealed built-in water tank with built-in warm-water bidet cleansing, including rear, feminine, and moving wash modes.

Does U5 Ultra have auto flush and backup flush during a blackout?

Yes. U5 Ultra supports automatic flushing during normal powered operation and a dedicated backup-flush function for basic flushing during a temporary blackout or power outage.

Is U5 Ultra a comfort-height elongated smart toilet?

Yes. U5 Ultra has an elongated seat and a 17.2-inch seat height measured from the finished floor to the top of the seat, providing an ADA-friendly comfort-height design.

Does U5 Ultra include a heated seat, warm air dryer, and foam shield?

Yes. U5 Ultra combines an adjustable heated seat, warm air drying, and foam shield protection with warm-water bidet cleansing and hands-free controls.