422 Signal Surge Protector, CITEL 2-Line Signal Surge arrester, DLU-06D3 Communication Surge Protector

| 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 Cable
| 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
| Phone Line, 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 (SPDs). Headquartered in Shenzhen, the company was founded by a group of R&D professionals with many years of experience in the lightning protection industry. With a strong technical team, the company is dedicated to the development of advanced and cutting-edge lightning protection technology. Since its establishment in Wuhan in 2014, the company has entered into a joint cooperation agreement with Hubei Yangtze River Communication Industry. Relying on the mature technological achievements of Yangtze River Communication Industry, it offers clients a wider range of lightning protection products. Self-developed brands include OrdEN/Wodun, LXC/Leixinchuang, and Putian Yangtze River, 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, lightning arresters, surge arresters, switch surge protectors, video surveillance lightning protectors, lightning protection grounding systems, isolators, and safety barriers, etc. Our lightning protectors cover both domestic and international markets.
The company adheres to the corporate development principles of "independence, innovation, integrity, and service," and the foreign policy of "mutual benefit and common development." It is always committed to reducing the losses from lightning disasters, persisting in technological and product innovation, and prioritizing customer satisfaction and reputation. The company has gained wide recognition from customers, employees, and society. Multiple products have obtained certifications from authoritative lightning protection testing companies, and a series of quality management and after-sales service systems have been established. We offer free consultation, planning, design, installation, and debugging services for lightning protection and lightning protection systems.







