422 Signal Surge Protector, CITEL 2-line Signal Surge arrester, DLU-06D3 Communication Surge Suppressor
| DLU-48DBC | DLU-48D3 | DLU-24D3 | DLU-24DBC | DLU-12D3 | DLU-12DBC | DLU-06D3 | DLU-06DBC | DLU-170 | A pair of wires |
| DLU2-48DBC | DLU2-48D3 | DLU2-24D3 | DLU2-24DBC | DLU2-12D3 | DLU2-12DBC | DLU2-06D3 | DLU2-06DBC | DLU2-170 | Two pairs of wires |
| 48V High-Speed Signal Wire
| 48V Signal Wire ISDN-T0
| 4-20mA , 24V Signal Wire
| 4-20mA ,24V High-speed signal cable
| RS485 ,RS232 , 12V signal wire
| RS485,RS232,12V High-speed signal cable
| RS422,RS485, 6V Signal Wire
| RS422,RS485,6V High-speed signal cable
| Telephone Wire, ADSL SDSL ,SHDSL
| Application Description |
| 48Vdc | 48Vdc | 24Vdc | 24Vdc | 12Vdc | 12Vdc | 6Vdc | 6Vdc | 150Vdc | Nominal Operating Voltage |
| 53Vdc | 53Vdc | 28Vdc | 28Vdc | 15Vdc | 15Vdc | 10Vdc | 10Vdc | 170Vdc | Continuous Working Voltage |
| 300mA | 300mA | 300mA | 300mA | 300mA | 300mA | 300mA | 300mA | 300mA | Rated Load Current |
| 20MHz | 3MHz | 3MHz | 20MHz | 3MHz | 20MHz | 3MHz | 20MHz | 10MHz | Cut-off frequency |
| ＜1dB | ＜1dB | ＜1dB | ＜1dB | ＜1dB | ＜1dB | ＜1dB | ＜1dB | ＜1dB | Insertion Loss |
| 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | Nominal Discharge Current (8/20μs) |
| 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | 10kA/20kA | Total Nominal Discharge Current (8/20μs, DLU/ DLU2) |
| 20kA | 20kA | 20kA | 20kA | 20kA | 20kA | 20kA | 20kA | 20kA | Discharge Current (8/20μs) |
| 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | 5kA | Surge Current (10/350μs) |
| ≤75V/75V | ≤75V/70V | ≤40V/40V | ≤50V/50V | ≤30V/30V | ≤35V/35V | ≤20V/20V | ≤25V/25V | ≤220V/220V | Voltage Protection Level (@1kV/μsC3, DLU/DLU2) |
| 640505 | 640514 | 640504 | 640503 | 640513 | 640502 | 640512 | 640501 | DLU-** | 640511 |
| 640405 | 640434 | 640404 | 640401 | 640433 | 640403 | 640432 | 640402 | DLU2-** | 640431 |
| UL Listed(DLU-**) | √ | √ | √ | √ | √ | √ | √ | √ | √ |
Wuhan Leichuang Technology Development Co., Ltd. is a supplier established in Wuhan in September 2014, specializing in the sale of surge protector devices (SPD) products. Headquartered in Shenzhen, the company was founded by a group of technology and R&D professionals with many years of experience in the lightning protection industry. The company boasts strong technical capabilities and is dedicated to the development of advanced and cutting-edge lightning protection technologies. Since the establishment of the company in Wuhan in 2014, it has entered into a cooperative agreement with Hubei Changjiang Communication Industry, leveraging the mature technical achievements of Changjiang Communication Industry to offer a wider range of lightning protection products to customers. Self-developed brands include OrdEN/Wodun, LXC/Laixinchuang, and Putian Changjiang, among others.
Our company, adhering to the philosophy of independent innovation and honest service, offers a variety of surge protectors, lightning protection modules, signal lightning protectors, lightning rods, surge arresters, switch surge protectors, video surveillance surge protectors, lightning protection grounding systems, isolators, and safety barriers, etc. Our lightning protectors cover both domestic and international markets.
Our company adheres to the development principles of "Independence, Innovation, Integrity, and Service," and the foreign policy of "Mutual Benefit and Common Development." We are always committed to reducing the losses from lightning disasters, persisting in technological and product innovation, and prioritizing customer satisfaction and reputation. We have gained wide recognition from customers, employees, and society. Our products have obtained certifications from authoritative lightning protection testing companies, and we have established a series of quality management and after-sales service systems. We provide free consultation, planning, design, installation, and debugging services for our customers' lightning protection systems.
