Cold Rolled Steel Public Underground Telephone JWAT209
The JWAT209 is a rugged, IP65-rated waterproof analogue telephone, constructed from durable cold-rolled steel for excellent corrosion and impact resistance. Designed for demanding environments, it is ideal for tunnels, mining sites, marine and offshore applications, underground facilities, metro stations, railway platforms, highways, hotels, parking lots, steel plants, power plants, and other heavy-duty or high-humidity industrial settings. Its robust design ensures reliable communication even in the harshest conditions.
- Cord rolled steel shell, high mechanical strength and strong impact resistance.
Standard Analogue phone.
3.Heavy Duty handset with hearing Aid compatible receiver.
4.Weather proof protection to IP65.
5.Strong Zinc Alloy keypad.
6.Auto-dial when handset picked up and the emergency phone number can be set as requested.
7.Wall mounted, Simple installation.
8.Connection: RJ11 screw terminal pair cable.
9.Multiple housings and colors.
11. Self-made telephone spare part available.
12. CE, FCC, RoHS, ISO9001 compliant.
| Power Supply | Telephone Line Powered |
| Voltage | DC48V |
| Standby Work Current | ≤1mA |
| Frequency Response | 250~3000 Hz |
| Ringer Volume | ≥80dB(A) |
| Corrosion Grade | WF1 |
| Ambient Temperature | -40~+70℃ |
| Atmospheric Pressure | 80~110KPa |
| Relative Humidity | ≤95% |
| Anti-vandalism Level | IK09 |
| Installation | Wall-mounted |

Each telephone is expertly packaged to ensure maximum protection and a premium presentation during transit. Shock-absorbing materials and a robust export-grade carton safeguard the device against impact, moisture, and vibration, while all accessories are neatly organized for effortless installation. For tailored projects or OEM programs, Joiwo offers custom packaging, branded labeling, and palletized solutions, delivering both safety and a professional, high-quality unboxing experience.
| Unit Size: | 300*240*162.8MM |
| Unit Box Size: | 440*320*270MM |
| Unit Net Weight: | 3.5KG |
| Carton Gross Weight | 4KG |

This telephone is widely used in demanding environments such as tunnels, mining sites, marine and offshore applications, underground facilities, metro stations, railway platforms, highways, hotels, parking lots, steel and chemical plants, power plants, and other heavy-duty industrial settings, delivering reliable communication even under harsh conditions.
Joiwo is not just a manufacturer—we are a professional telecom solutions integrator committed to delivering complete, end-to-end communication systems tailored to the unique needs of each client. Beyond supplying high-quality terminal devices, we provide comprehensive solutions that include advanced telecom infrastructure, IP PBX and IP server platforms, telephone self-diagnostic and monitoring systems, PAGA systems, customized OEM functionalities, unified network management solutions, Emergency Voice Communication Systems (EVCS), and a wide range of other intelligent communication tools. By combining rugged, reliable hardware with smart, easy-to-manage software, Joiwo ensures fully integrated, scalable, and future-proof communication networks capable of performing seamlessly in industrial plants, correctional facilities, airports, hospitals, schools, and other mission-critical or high-demand environments, delivering uninterrupted connectivity, operational efficiency, and long-term adaptability.



