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
Industrial Visible Emergency Telephone: Ensuring Effective Communication during Emergencies
Emergencies can strike anytime, anywhere. Whether it's a fire outbreak, a hazardous chemical spill, or an accident in an industrial...

2023-12-29 READ MORE

Weatherproof Telephone: Ensuring Communication in Any Condition
Communication is an integral part of our daily lives. We rely on it to convey important information, connect with loved...

2023-6-4 READ MORE

Implementing an IP Intercom System for Efficient Communication in Schools
As technology continues to evolve, schools are finding new and innovative ways to increase communication within their buildings. One such...

2023-6-5 READ MORE

Emergency Weatherproof Telephone: Analog and Reliable Communication Solution
An emergency weatherproof telephone is an analog and reliable communication solution that provides a means of communication in harsh weather...

2023-5-11 READ MORE

The Best IP telephone Corded telephone for Your Office
Advantages of using wired IP telephone in the office There are many advantages to using wired IP telephony in the...

2022-9-26 READ MORE

Is it necessary to install waterproof telephone in industry?
Waterproof telephones are necessary in many industrial settings. They are used in areas where there is a risk of water...

2022-12-30 READ MORE

IP Waterproof Telephone for Wall-Mount Installation
Introduction: In today's modern world, communication plays a crucial role in our everyday lives. Whether it is for personal or...

2023-7-2 READ MORE

Industrial Waterproof Telephone Factory
In today's rapidly evolving world, communication plays a pivotal role in all aspects of our lives. Whether it is for...

2023-12-20 READ MORE

Waterproof Keypad Emergency Telephone for Public Use
Introduction   The Waterproof Keypad Emergency Telephone for Public Use is a device designed to provide reliable communication in emergency...

2023-5-4 READ MORE

Enhancing School Communication: Introducing an Advanced Intercom System for Academic Institutes
In today's fast-paced world, effective communication is essential for the smooth functioning of any organization. This is especially true for...

2023-9-14 READ MORE