Protection Relay Manufacturer From China
25 Years of manufacturing & customizing Protection Relay for different industry. Supplier for many brand companies, including ABB, Chint, Perry, Hager, Finder, Hellermanntyton, and so on.
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Letop Protection Relay
Letop Protective relays are one of the critical components of the electrical power grid that serve to detect defective equipment or other dangerous or intolerable conditions and can either initiate or permit switching or simply provide an alarm to provide a safer, more reliable delivery system.
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Steps to Customize Protection Relay
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.
Protection Relay Manufacturer
Letop provides protection relay a range of analog timers and digital timers. analog timers used dial knob setting enables easy operation. Digital Timers provide high-precision operation time settings. Digital switches enable easy preset time settings.
- 25 Years of manufacturing & customizing Protection Relay for different industry.
- 16 production lines for manufacturing Protection Relay
- From idea generation to final serial production, you can rely on us
- ISO certified time switch factory, certifications include UL, VDE, TUV, CE, EMS, LVD,ROHS etc.
- Supplier for many brand companies, including ABB, Chint, Perry, Hager, Finder, Hellermanntyton, and so on.
Your inquiry will be replied in 24 hours
The REAL FACTORY Gallery
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.

Protection Relay Manufacturer FAQ
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.
We set up a flexible MOQ to meet your needs.
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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