Time Switch Manufacturer From China

With 26 years of experience in the field of time switch technology, LETOP offers innovative technologies that offer many benefits, making time switch tasks easier, safer and more energy efficient, keeping a close eye on improving energy efficiency and reducing time costs.

Letop Time Switch

LETOP time switches can be installed on a DIN rail (overall width of 1 to 6 modules), attached to the wall or mounted with a front panel installation set. You have a choice of analogue time switches with daily 10, 15, 30 minute programs. Switching segments are used to program your analogue time switch. Digital time switches from LETOP are available with weekly program, cycle and pulse functions, automatic summer and winter time changeover, automatic correct the time error, etc.

LETOP time switches are used to accurately and automatically program the operation of all application types (heating, lighting, ventilation, access control, bells, roller blinds, etc.) irrespective of the sector of activity (residential, tertiary, public building, agriculture, industry, etc.).

Featured Time Switches

Staircase Time Switches

Digital Time Switch

Analogue Time Switch

Steps to Customize the Time Switch

Collect Needs

Defining your product requirements and let’s talk about the feasibility. We’ll assess the feasibility of product development to meet your needs.

Feasibility Assessment

The production and development of your software, mechanics, electrical engineering, product design, and construction requirements.

R & D Testing

Over 30 perfect testing equipment in our internal R & D lab to ensure the best performance of the products, and more than 26 test items including the Product performance test.

Mass Production

Production with 100% final testing and controlling defective products within 2%-5%, that is we always insist on the two basic quality requirements.

Constant Improvement

Analysis and improve solutions will be provided based on your market,we will improve and develop the product according to your feedback and suggestions.

Customize Timer Swicth for Your Project

With Your Logo, Contact, and Company Information


A wide variety type of time switches are available depending on the precision required by the application and user preference.


Time switch function determines whether a daily, weekly, yearly or weekly with astronomic functionality is required.

Mounting Type

DIN rail, Panel /flush mount or Surface mount are support for Letop time switch

Power Reserve

The analog time switch is equipped with NiMH battery(70-300 hours) and the digital time switch(3-8 years) is equipped with a lithium battery, most of the time, the battery cannot be replaced. The few styles specially developed by LETOP can be replaced.

Supply Voltage

The time switch supply voltage will be determined by what is available where the time switch is installed. LETOPCN has more other voltages to choose from 12VDC, 24VDC, 12V-48VDC, 110VAC, 110-250VAC... etc.


The number of output channels will determine how many outputs can be switched. On a 2 and 4 channel time switch each channel can have independent programming.

Time Switch Manufacturer

Letop offers a wide range of time switches to operate the electric equipment as needed to on and off at specific times or time intervals. Automate your electrical devices easily with the Letop Time Switch.


Up to 2022, we have established 16 production lines in our assembly department for assembling various time switches. Our products are not only selling well in the domestic market but also exported to more than 42 countries and regions like Europe, South East Asia, Japan, South America, etc.

Our Client Factory Tour

ALION provide customized time & light control services, change product to your own designed logo, labeling and packaging or develop new products, which are the process work we are already familiar with. Additionally to our standard time switch products, we offer custom made products according to your specifications – from idea generation to final serial production.

Questions & Answers

From concept to shipping, letopcn provides high quality and fast shipping to ensure timely delivery.

The warranty period is 24 months from the goods leaving our warehouse. In warranty period, all of the defective products can returned to the factory to be repaired or be replaced.

We offer the free sample, you only need to pay the freight. One reference is up to 2 pcs, the total quantity is no more than 6 pcs. You can also place a sample order if you exceed the quantity.

MOQ is 500units, the packaging will be Laser printing; Labels and manuals put your logo by printers; White innerbox and universal cartons.
MOQ is 1,000units, we will be based on your artworks included the production of labels and inner box.
If need to develop products or improve product performance, the MOQ is 2,000units in the first order. Please submit your requirement to contact us.

This depends on the products. The standard time products are delivered within 5-20 days. The delivery time of the special products is according to the time of completing the products.

Our standard payment term is 30% T/T deposit, 70% balance Before the shipment.

Yes, we’re excited to help inspectors to complete the inspection work.

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