Soft Close Toilet
Seat Rotary Damper

Chinese Manufacturer. No Middleman. Current 200+ Models & OEM available.
Qualified Rotary Damper with Competitive Price.

Experts in soft-close dampers for various toilet seat hinge designs

Not all toilet seats use the same damper. Peir offers economic and effective solutions tailored to different toilet seat fittings for 50+ toilet seat manuafcturers worldwide.

Integrated damper

Driving Motor

Rotary Damper

One button release

Button release

Tailored Design

Empowering Companies with Universal Damper Development for Diverse Toilet Seat Models, Saving Costs.

Our Happy Clients

We take immense pride in delivering value to our business partners and are thrilled that they appreciate our efforts. Naturally, we cherish and value our relationship with them as well.

Find Your Need in Peir’s Current Dampers

Samples are available in 7 days.

How We Work

  • Response within 12 hours

    Send your inquiry. Global sales team will reponse soon

  • Engineering solution in 2 days

    After meeting call with customer, engineering solution will be ready

  • New models drawings in 5 days

    Once reach agreement with the technical details, drawings ready for confirmation

  • Samples in 30days

    After damper design approved, samples will be ready soon for evaluation

  • Improved samples in 10 days

    Tooling will be improved in time accordingly

  • Mass production in fast 20 days

    Automatic production line to deliver no ever dealy

What Customer Said

“The toilet seat damper solution provided by your team was a game-changer for our products. Smooth and silent closing has impressed our customers!”

John S-Client-

“Your expertly designed and produced dampers have added immense value to our toilet seats. Thank you for the excellent service!”

Emily L-Client-

“The customized damper solution perfectly matched our requirements. Your team’s dedication and prompt delivery exceeded our expectations.”

David W-Client-

“We are delighted with the top-notch dampers designed and produced by your company. They have enhanced our toilet seats’ functionality significantly.”

Michelle T-Client-

“Your team’s attention to detail and innovative approach in designing dampers have truly set our toilet seats apart from the competition.”

Robert M-Client-

“Working with your team to develop our toilet seat dampers was a seamless and rewarding experience. We highly recommend your services to others!”

Sarah K-Client-

Rotary Damper Torque Calculator

Input the parameter, get the right torque value your are looking for.

Seat or cover weight/(kg) Length/(cm) width/m Torque/ each damper(kgf.cm)
Example:0.5kg 0.35 0.15 =0.5*0.35/2

Rigorously Tested, Proven Performance

Forced Durability Test

110° to 0° reciprocating, the action time is less than 2 seconds, after 12000 times of action, after standing for 24 hours, the closing time is ≥ 3 seconds.

Durability Test

After 50,000 times, the closing time is ≥3 seconds.

Closing Time Test Method

Open to the 110° position, close to 70° to start slow down timing, and the closing time measurement angle is 70°~0°.

Forced Durability Test

110° to 0° reciprocating, the action time is less than 2 seconds, after 12000 times of action, after standing for 24 hours, the closing time is ≥ 3 seconds.

Durability Test

After 50,000 times, the closing time is ≥3 seconds.

Closing Time Test Method

Open to the 110° position, close to 70° to start slow down timing, and the closing time measurement angle is 70°~0°.

Your Questions Can Be Answered Here

A: The appropriate damping level depends on factors such as the weight of the seat, the desired closing speed, and the type of hinges being used. Our engineers can help you determine the best solution based on your specific needs.

A: Yes, we offer a variety of options for customization, including color and surface finish. Our team can work with you to create a design that complements your overall product design.

A: Our engineers will work closely with you to obtain detailed dimensions and specifications for your seat and hinge system to ensure that the damping mechanism is fully compatible and can be integrated seamlessly.

A: Yes, we can provide samples for testing purposes to ensure that the damping mechanism meets your specific requirements and expectations. Once you have approved the sample, we can move forward with a production order.

Global Team

Hi, my friend. Thanks for your interest in our damper and gas spring.
When you contact us, you’ll almost always speak with our experienced team, who really want to help…
Here is our team around the world to support you.

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Peir's representatives all around the world
1

Dongguan Factory

Address: Dongguan city,China
Email: charles.chao@peir-hk.com

2

HK Office

Address: Queen’s Road Central, Hong Kong
Email: charles.chao@peir-hk.com

3

Brazil Office

Address: São Paulo, Brazil
Email: charles.chao@peir-hk.com

4

Mexico office

Address:  Chihuahua, MEX
Email: valeria.gomez@peir-hk.com

5

India office

India office for PEIR

Address: Greater Noida, India
Email: abhishek.pandey@peir-hk.com

6

USA office

USA market

Address: Concord, NC
Email: valeria.gomez.olivar@gmail.com

Our Branches

India

Greater Noida, India

abhishek,pandey@gravitytechnology.in

Hong Kong

Queen’s Road Central, Hong Kong

zolaajpgasspring.com

Mexico

Chihuahua.MEX

valeria.gomez.oliaragmail.com

Brazil

Soo Paulo, Brazil

lisa.lingjpgasspring.com

US

Concord, Ne

valeria.gomez.olivaregmail.com

Shenzhen, China

Longhua District, Shenzhen

info@jpgasspring.com

FAQ About Toilet Seat Hinge Damper

Table of Context

1. Choose the right damper from our wide range of existing models.

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2. Peir’s Process for Developing Your Required Damper

Before delving into the specifics of discussion, we would like to gain a clearer understanding of customer requirements:

1. Is it possible to modify the mold for toilet seat?
If modification is not an option, we can proceed with the design based on your current specifications.
2. We need understand that if customer consider the application of rotary damper for a range of toilet seat models? If so, we would like to ask for a parameter chart detailing the maximum torque and the dimensions of the smallest hinge hole for your various models. Attached with an example.
3. 3D file for toilet. This will enable our team to conduct a thorough assessment and facilitate further discussions.

3. Rotary Damper Torque Calculator

When the cover plate starts from less than 90° and slowly drops to horizontal 0°and -90°. The curve of rotation torque acting on the damper by the cover plate is as follows:

T=L/2xWx cos a

Example

(90°~0°)M=2Ka,L=300mm

Fmax=2×9.8×0.3/2=2.94Nm

Fdamper=0~3.0Nm

Installation Angle baseline:

Vane dampers are buffering mechanisms with certain Angle limit. In the product description of each series, the Angle reterence between the rotating axis of the proouct and the fixed position of the housing is indicated. When designing and instaling campers, ensure that the Angle of cover plate closure coincides with that of damper closure.

Maximum rotation Angle:

The cover plate should be designed with a positioning mechanism at the opening and dlosing positions. The vane damper can not be used as a positioning device.
The working Angle of the cover plate should be within the working Angle range of the damper. The damper is designed with a safety Angle marginat the starting and closing positions to ensure that the cover plate does not use this Angle when working.

Torque output direction:

Vane damper is marked with torgue output direction, torque output direction is on behalf of the damper output a certain torque to the rotatina body, so that the rotating body buffer deceleration. Therefore, this direction is equivalent to the direction in which the rotating body needs damping buffering.

Installation clearance:

The assemoly clearance at the position of the rotating shaft of the damper and the shel should be minimized as much as possible, because too much clearance will lead to the loss of the cushioning effect of the damper.Too large assembly clearance wil affect the service life of the damper, and may ead to impact fracture of the rotating shart and impact damage at the shell location.

4. Toilet seat damper Test standard

1.Opening and Closing Test:

Place the seat ring and cover on the testing machine horizontally, opening them to an angle of at least 70 degrees from the horizontal. Let them fall freely and observe their condition, along with the cushion pads and hinges. Record the number of damaged specimens after a maximum of 50,000 tests.

2.Soft close-Reliability Test

Mount the seat ring and cover on the testing machine, opening them to a 70-degree angle from the horizontal, and measure the time (t) taken for this process with an accuracy of 0.001s. Record and report if ‘t’ is less than 30s for each opening and closing cycle.

3.Forced Durability Test

Install the seat ring and cover on the testing machine, lifting them to a 70-degree angle from the horizontal. Force them to open and close with times between 0.5s and 1s, allowing at least a 15s pause after each cycle. After 10,000 cycles, check and record if the slow fall device is normal and undamaged. Measure and record the slow fall time.

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