Welcome to Shenzhen Changxinghuitong Technology Co., Ltd!
+86 19129355807
Utility Tunnel Emergency telephones
Utility Tunnel Emergency telephones
Utility Tunnel Emergency telephones
Utility Tunnel Emergency telephones

Utility Tunnel Emergency telephones

Emergency telephones for utility tunnel purpose made of aluminium alloy material by die casting. The  telephone waterproof is rugged and durable. Body-integral, Strong flame retardancy and low-temperature resistant. Special sealing design can ensure complete waterproof grade up to IP66. Waterproof, dustproof and moisture-resistant. The  telephone waterproof widely used in tunnel and outdoor. Most metro and high-speed rail project need install IP66 telephone for emergency communication.

get a quote
ParametersDimensionApplicationsInstruction
Model: CDU-AUX
Size: 492*302*185mm
Ambient Temperature: -40℃ to 50℃
Relative Humidity: 10% to 95%
Atmospheric Pressure: 80-110 kPa
Ambient Noise: ≤60dB
Operating Frequency: 300-3400 Hz
Sending Loudness Rating(SLR): 5- 15dB
Receiving Loudness Rating(RLR): -7-2dB
Side Tone Masking Rating(STMR): ≥7dB

This product: Utility Tunnel Emergency telephones

latest news
Utility Tunnel Emergency Call Box: Ensuring Safety and Security in Underground Spaces
The use of underground utility tunnels has become increasingly popular in recent years. These tunnels provide an efficient way to...

2023-5-7 READ MORE

Unbreakable Phone: The Ultimate Vandal-Resistant Device
Technology has advanced at a rapid pace over the years, with smartphones becoming an integral part of our daily lives....

2023-8-28 READ MORE

Outdoor Telephone with Built-In Siren and Beacon for Enhanced Security and Peace of Mind
The outdoor telephone, often used for communication purposes, has now improved to include a built-in siren and beacon for enhanced...

2023-5-19 READ MORE

Industrial Waterproof Telephone: Reliable Communication in Harsh Environments
Industrial waterproof telephones are a vital communication tool for businesses operating in harsh environments. These phones are specifically designed to...

2023-4-17 READ MORE

Enhanced Durability: Weatherproof Telephones to Withstand Harsh Conditions
In today's rapidly evolving world, communication plays a vital role in our everyday lives. However, in certain industries or geographical...

2023-11-16 READ MORE

Unbeatable Waterproof Telephones: Stay Connected No Matter the Weather!
Unbeatable waterproof telephones are the latest trend in the world of mobile phones. These phones are designed to withstand any...

2023-4-17 READ MORE

Weatherproof Dustproof Industrial telephone are giving your job a guarantee
If you need weatherproof, dustproof and industrial phone solutions, you've come to the right place. We have a wide selection...

2022-9-22 READ MORE

Enhancing Road Safety: The Role of Emergency Call Boxes on Highways
In the vast network of highways, ensuring the safety and well-being of travelers is paramount. Emergencies can arise unexpectedly, making...

2023-12-23 READ MORE

Protect Your Phone with a Weatherproof Telephone Enclosure
Your phone is probably one of the most important possessions you have. You use it to communicate with friends and...

2023-6-2 READ MORE

2023 Weather-Proof Telephone: A Durable Solution for Any Climate
When it comes to communication, we rely on telephones to connect us with the world around us. However, in harsh...

2023-5-8 READ MORE