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Non-Electric Bidet Attachment with Single Nozzle (Posterior Wash) and Cold Water


The SmartBidet SB-400 features posterior wash, a single nozzle and cold water. The water pressure is adjustable to your liking. Does not require electricity. Remove your toilet seat, pop the SmartBidet on, connect to the water supply, then place your toilet seat back on. Use less toilet paper by wiping less by first cleaning with water. 


Single Nozzle

Posterior Wash is for His/Her Back.

Slide in the nozzle into the body.

Easy to remove and clean. When using Posterior (Back) wash, the chrome-plated nozzle will extend and spray.


Minimum 10 psi to maximum 99.6 psi depending on your bathroom's water pressure.


The brackets have 6 holes to choose from and they are adjustable by moving them to the left or right when mounting onto your toilet.


Easily install the SB-400 on your toilet and under your toilet seat.


Includes a braided metal hose for your cold water supply.


Manual Nozzle Cleansing

Turn the knob to the left to cleanse the nozzle.

Comparison Chart
IMG_9663_chrome nozzle.png

Weight Capacity: 400 lbs

Material: ABS

Product Dimensions: 20.4" x 17.5" x 6.4"

Product Weight: 1.1 lbs

Seat Thickness: 0.5"

Color: White 

Product Dimensions
SB-400_toilet dimension-01.png


Measure the distance between the toilet bolt holes. It should be 5.5 in. to 6.7 in.


Make sure there is some space on the left side of your toilet when facing it for the control panel.


Measure the distance from the toilet bolt holes to the front of the toilet bowl. It should be between 17.7 in to 19.6 in.


Measure Your Toilet Before Purchasing
Please carefully follow the measurement instructions to 
see if the SmartBidet model of your choice will fit your toilet before making your purchase. If you are still unsure, please contact our Customer Support Team with the brand and exact model number of your toilet. Also please check the T-valve's diameter to see if it will fit your water supply valve before purchasing.

Includes all or most Hardware: Braided metal hose for Cold Water, 7/8" metal T-valve with packing, Single nozzle.


Please check if you need other installation parts for your bathroom. You will need a screwdriver and wrench.

How to Clean

Please clean with a mild detergent, such as baking soda mixed with vinegar as strong household chemicals may deteriorate the plastic.

Quick Installation Guide

& User Manual

Included Parts

Braided Metal Hose for Cold Water

7/8" Metal T-valve with packing

Single Nozzle

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