Introduction
Thank you for choosing the KERDE P30B Smart Bidet Toilet Seat. This manual provides essential information for the safe installation, operation, and maintenance of your new bidet seat. Please read it thoroughly before use and retain it for future reference.
Important Safety Information
To ensure safe operation and prevent damage, observe the following precautions:
- The product must be connected to a domestic water supply.
- The electrical connection requires 120V voltage and a 3-hole grounded socket.
- Do not immerse the product in water or spray water directly onto the electrical components.
- Ensure all water connections are secure to prevent leaks.
- Children and individuals with reduced physical, sensory, or mental capabilities should be supervised or instructed on safe use.
- Unplug the unit before cleaning or performing any maintenance.
Package Contents
Verify that all components are present before beginning installation:
- KERDE P30B Bidet Toilet Seat
- Wireless Remote Control
- Mounting Hardware
- Water Supply Hose
- User Manual
Product Features
The KERDE P30B Smart Bidet Toilet Seat offers a range of features designed for comfort and hygiene:
Dual Control Options
Operate your bidet seat with ultimate convenience using either the full-function side panel or the wireless remote control. Both provide access to all features.

The KERDE P30B Smart Bidet Toilet Seat, showcasing its sleek design and dual control options: a wireless remote and an integrated side panel.

A close-up of the dual control system, featuring both the comprehensive wireless remote and the intuitive side panel, detailing all available functions and settings.
Warm Water Wash & Adjustable Nozzle
Experience a refreshing clean with warm water wash, offering adjustable temperature and pressure settings. The self-cleaning stainless steel nozzle ensures maximum hygiene with front and rear wash modes, suitable for all users.

This diagram details the various wash modes available, including rear, female, and oscillating options, along with the adjustable nozzle position and self-cleaning feature for enhanced hygiene.
Heated Seat & Warm Air Drying
Stay comfortable year-round with the heated seat feature, offering multiple temperature levels. After cleansing, the warm air dryer provides a hands-free drying experience, reducing the need for toilet paper.

An overview of the smart features, highlighting the warm air dryer, heated seat, and self-cleaning nozzle, all designed for comfort and cleanliness.
LED Night Light
The soft LED night light ensures safe and convenient nighttime use. Its gentle illumination guides you without disrupting sleep.
Energy-Saving & Quiet Close Design
Built with energy-saving technology, this toilet seat minimizes power consumption. The quiet close lid prevents slamming noises, adding a touch of elegance to your bathroom.
Installation Guide
Follow these steps to install your KERDE P30B Bidet Toilet Seat. It is recommended to watch the provided installation videos for visual guidance.
1. Confirm Toilet Size
Before installation, ensure your toilet dimensions are compatible with the bidet seat. Refer to the diagram below for required measurements.

Important measurements for ensuring compatibility with your existing toilet, illustrating the required length and width for proper fitment.
2. Prepare for Installation
- Shut off the water supply to your toilet at the wall valve.
- Flush the toilet to drain the tank.
- Disconnect the existing water supply hose from the toilet tank.
- Remove your old toilet seat and lid.
3. Mount the Bidet Seat
- Place the mounting plate over the toilet bowl holes.
- Insert the rubber expansion bolts into the holes and secure them with the provided screws.
- Slide the bidet seat onto the mounting plate until it clicks into place.
4. Connect Water Supply
- Install the T-valve (water splitter) between the toilet tank fill valve and the water supply hose. Ensure the rubber washer is correctly seated to prevent leaks.
- Connect one end of the bidet water supply hose to the T-valve and the other end to the bidet seat's water inlet. Ensure a tight connection.
- Slowly open the water supply valve to check for leaks.
5. Connect Power
- Plug the bidet seat's power cord into a grounded 120V electrical outlet.
Installation Videos
This video provides a step-by-step guide on how to install the KERDE P30B Electric Bidet Toilet Seat, covering water connection and mounting.
An instructional video highlighting the key features and demonstrating the basic operational functions of the KERDE P30B Electric Bidet Toilet Seat.
Operation Guide
The KERDE P30B bidet seat can be operated using either the integrated side panel or the wireless remote control. Ensure you are seated on the bidet seat for functions to activate, as it features a seat sensor.
Basic Functions
- Power: Press the Power button to turn the unit on or off.
- Rear Wash: Activates the rear cleansing function.
- Female Wash: Activates the gentle front cleansing function.
- Drying: Initiates the warm air drying cycle.
- Stop: Stops any active function.
Adjustable Settings
- Water Temperature: Adjust the water temperature (Low, Medium, High) for washing.
- Seat Temperature: Adjust the heated seat temperature (Low, Medium, High) for comfort.
- Water Pressure: Increase or decrease the water spray intensity.
- Nozzle Position: Adjust the nozzle forward or backward for optimal cleansing.
- Oscillate Wash: Some wash modes may offer an oscillating feature for broader cleaning.
Additional Features
- LED Night Light: Provides soft illumination for nighttime use.
- Energy Saving: Activates an energy-saving mode to reduce power consumption.
- Self-Cleaning Nozzle: The nozzle automatically cleans itself before and after each use.
- Auto Function: Cycles through a preset sequence of wash and dry functions.
Care and Maintenance
Regular cleaning and maintenance will ensure the longevity and optimal performance of your bidet seat.
Cleaning the Bidet Seat
- Unplug the bidet seat from the power outlet before cleaning.
- Use a soft, damp cloth and a mild, non-abrasive cleaner to wipe down the exterior surfaces.
- Do not use harsh chemicals, abrasive pads, or benzene-based cleaners, as these can damage the surface.
- For the nozzle, the self-cleaning function is usually sufficient. If manual cleaning is needed, gently pull out the nozzle and wipe it with a soft cloth.
Long-Term Storage
- If the bidet seat will not be used for an extended period, drain the water from the unit and disconnect the power.
- Store in a dry, temperate environment.
Troubleshooting
If you encounter issues with your KERDE P30B bidet seat, refer to the following common problems and solutions:
- No Power: Check if the power cord is securely plugged into a grounded outlet. Ensure the outlet is functional.
- No Water Spray: Verify that the water supply valve is fully open and that the T-valve is correctly installed. Ensure the seat sensor is activated by sitting on the seat.
- Water Temperature Not Changing: Allow a few moments for the water heater to adjust. Ensure the water temperature setting is correctly selected.
- Seat Not Heating: Confirm the seat temperature setting is active. Ensure the seat sensor is engaged.
- Remote Control Not Responding: Check the remote control batteries. Ensure there are no obstructions between the remote and the bidet seat.
If the problem persists after attempting these solutions, please contact customer support.
Technical Specifications
| Feature | Detail |
|---|---|
| Brand | KERDE |
| Model Number | US-08B |
| Color | White |
| Material | Plastic |
| Style | Minimalist |
| Shape | Oval |
| Product Dimensions | 20"L x 17"W |
| Item Weight | 10.83 pounds (4.92 Kilograms) |
| Power Requirement | 120V (requires 3-hole socket) |
Warranty and Customer Support
For warranty information, specific terms and conditions, or to contact customer support, please refer to the official documentation included with your product or visit the KERDE website. Keep your purchase receipt for warranty claims.