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Swash SE400
Advanced Bidet Toilet Seat with Side Arm Control

Swap out your toilet paper for the gentle, cleansing spray of the Swash SE400 Advanced Bidet Toilet Seat. Warm water wash, air dryer, and heated toilet seat make for better, comfier, and more hygienic bathroom breaks.



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  • Free Shipping
    Not available for shipment to Canada
  • Free Shipping
    Ships for free to contiguous US and Canada

The best thing to happen to bathrooms since toilet paper.

Experience the warm water wash of this electronic bidet toilet seat for a more hygienic (and luxurious) bathroom break. High-tech features—like a heated seat—and a range of temperature, water pressure, and spray angle options are bound to raise your expectations of what a bathroom appliance can be. Highlights include a nightlight, a side-arm control panel, and a warm air dryer to further reduce your need for toilet paper.

  • fully customizable wash settings

  • nightlight, side-arm control panel, warm water wash, heated toilet seat, and warm air dryer

  • stainless steel spray nozzle

  • a sustainable solution for your bathroom

  • designed for easy installation

Item #SE400

Full Features

The right wash for every body
  • five adjustable nozzle positions
  • aerated water cleans gently and effectively
  • massage, pulse, and oscillation wash settings
  • fully adjustable water pressure
Features you’ll love
  • illuminating LED night light with on/off feature
  • tank heating system provides warm water wash
  • heated toilet seat and adjustable warm air dryer
  • intuitive side-arm control panel
  • gentle-close, sit-upon seat and lid
  • available as an elongated bidet toilet seat or round bidet toilet seat
Stainless steel nozzle
  • rust-resistant stainless steel nozzle
  • self-cleaning nozzle setting runs before and after your wash
  • retracts to stay clean between uses
Sustainability in your bathroom
  • a sustainable alternative to toilet paper and flushable wipes
  • dry with warm air—not toilet paper
  • optional eco mode

Swash SE400 Advanced Bidet Toilet Seat with Side Arm Control

  • customizable wash settings
  • adjustable water pressure and temperature
  • nozzle oscillation and massage settings
  • warm air dryer with adjustable heat settings
  • retractable, self-cleaning stainless steel nozzle
  • one-touch auto mode
  • simple, DIY installation

Experience a better clean.

Transform your toilet—without breaking the bank. The budget-friendly SE400 Advanced Bidet Toilet Seat is packed full of advanced features usually found only in higher-end bidet models.

Enjoy a customized wash experience, heated toilet seat, warm air dryer, and more—all at the push of a button using the convenient side-arm control panel. The SE400 installs quickly and easily on your existing toilet, with no plumber required. You’ll be washing (instead of wiping) in no time.

Stainless steel nozzle.

SE400’s stainless steel nozzle is hygienic and durable. The automatic, self-cleaning nozzle feature ensures that your wash is as clean as you are.

Warm air dryer.

Especially helpful for users with limited mobility, SE400's soothing warm air feature helps you dry off after your wash is done.

Gentle-glow nightlight.

Illuminating LED nightlight with on/off switch gently guides your way during late night trips to the bathroom—no more stubbed toes or harsh overhead lights.

Nozzle oscillation.

The ultimate clean (with minimal effort). SE400 features an oscillating nozzle, which moves gently back and forth, ensuring a thorough wash.

Not up to installing it yourself?

Taskrabbit is an American online and mobile marketplace that matches freelance labor with local demand, allowing consumers to find immediate help with everyday tasks.

Learn more
SE400-EW: 18.5"(W) x 20.9"(L) x 6.1"(H)
SE400-RW: 18.2"(W) x 19.5"(L) x 6.1"(H)
SE400-EW: 9.7 lbs
SE400-RW: 9.5 lbs
Power Cord Length
4 ft
120V / 60Hz
1-year limited warranty provided by US-based customer service team
Model Numbers /SKU
SE400-EW, SE400-RW
Certifications & Notices
  • certification logo
  • CUPC