China Smart Manhole Covers with Lock - Advanced Technology from Leading Suppliers and Factory for Smart City Infrastructure
PARAMETER
| Lock core material | SUS304 Stainless steel |
| Lock body material | FRP+SUS304 |
| Battery capacity | ≥38000mAh |
| Operating Voltage | 3.6VDC |
| Standby power consumption | ≤30uA |
| Operating power consumption | ≤100mA |
| Operating environment | Temperature(-40°C~80°C),Humidity(20%-98%RH) |
| Unlocking times | ≥300000 |
| Protection level | IP68 |
| Corrosion resistance | Passed the 72-hour neutral salt spray test |
| Signal transmission | 4G, NB, Bluetooth |
| Encoding digits Number | 128(No mutual opening rate) |
| Lock cylinder technology | 360°,Idle design to prevent violent opening,Storage Operations (Unlock, Lock, Petrol ,etc.) Log |
| Encryption Technology | Digital encoding technology & encrypted communication technology ;Eliminate echnology activation |
Product advantages
Smart manhole covers can be equipped with various sensors to detect changes in environmental conditions, such as temperature, pressure, and gas levels. These sensors can provide valuable data for city maintenance and planning.
Smart manhole covers can be connected to a central monitoring system, allowing for real-time monitoring of conditions underground. This can help in early detection of issues such as flooding or gas leaks.
Smart manhole covers may have communication capabilities, allowing them to send data to a central control center or to other connected devices. This enables efficient data collection and management.
Smart manhole covers can include security measures such as tamper detection and unauthorized access alerts, helping to prevent vandalism and unauthorized entry.
Smart manhole covers are designed to be durable and safe, with features such as anti-slip surfaces and robust construction to withstand heavy traffic and inclement weather.
The system would incorporate sensors embedded in the smart manhole covers to collect data on environmental conditions, such as temperature, pressure, gas levels, and traffic flow. This data would be transmitted to a central database for analysis.
A central control center would receive and process the data collected from the smart manhole covers. This center would provide real-time monitoring of the manhole covers' status and conditions, enabling proactive maintenance and issue resolution.
The management system would be designed to generate alerts and notifications in the event of abnormal conditions or safety hazards detected by the smart manhole covers. These alerts could be sent to maintenance teams, city authorities, or other relevant stakeholders for timely action.
Application
CRAT Smart Manhole cover has been widely used in Municipal industry, Optical cable well, Power cable well, Gas well in major cities of China.
The lock core is made of high-quality SUS304 Stainless steel, and the lock body is constructed with FRP (Fiber Reinforced Polymer) and SUS304 Stainless steel, ensuring robust strength and durability.
The system features an IP68 protection level, making it highly dustproof and waterproof. It has also successfully passed a 72-hour neutral salt spray test, proving its excellent corrosion resistance.
The smart manhole cover system supports 4G, NB-IoT (Narrowband IoT), and Bluetooth for reliable, real-time data communication and remote monitoring.
It is equipped with a battery capacity of ≥38000mAh. With an operating voltage of 3.6VDC and standby power consumption of ≤30uA, it supports over 300,000 unlocking operations.
It is widely used in municipal infrastructure projects, including optical cable wells, power cable wells, and gas wells across major cities.

Intelligent Manhole Cover
IoT Smart Locks
Electronic Keys
Software