
EM400-MUD Multifunctional
Ultrasonic Distance Sensor
Flexible, Reliable and Durable
- Three Pre-set Modes for Seamless User Experience
Standard Mode/ Bin Mode/ Parking Lot Mode - Ultrasonic Distance Detection with Small Blind Spots
- 3-in-1 Sensor For Powerful Performance
Ultrasonic Distance Sensor, 3-axis Accelerometer and NTC Thermistor - Long-Lasting 10 Years Battery Life
- Rugged and Reliable IP67 Rated Enclosure
EM400-MUD is a versatile device among EM400 series, that are equipped with multiple application modes catering to a variety of scenarios such as smart waste management, smart parking and other distance / level measurement applications. EM400-MUD constitutes a powerful solution with its various modes, extended battery life, and robust build, providing a cost-effective and reliable option to enhance efficiency.
Check Out Other EM400 Series ProductDiscover New Possibilities with EM400 Series

Small Blind Spot Ultrasonic
Distance Detection
The EM400-MUD uses ultrasonic distance detection which allows for more precise distance measurement and small blind spot. Its precise measurements make it an ideal device for a range of applications, from garbage bin monitoring to parking lot management.
3cm
Small Blind Spot
Versatile Applications
Pre-set Modes for Better
User Experience
EM400-MUD comes equipped with THREE pre-set modes, namely the Standard Mode, Bin Mode, and Parking Lot Mode, each designed to cater to the requirements of common distance measurement, waste bin monitoring and parking management applications.
These modes are configured with different data collection and report intervals to ensure optimal performance. With these ready-to-use modes available, users can integrate EM400-MUD into monitoring solutions quickly.
Rugged and Reliable IP67
Rated Enclosure
IP67 rated enclosure ensures EM400-MUD is protected against dust, water, and other environmental hazards, enabling it to withstand harsh environment.
EM400-MUD also features a conformal coating on its PCBA, which provides an extra layer of protection against moisture, dust, and other contaminants that can damage electronic components.
These two features extend the lifespan of the EM400-MUD and ensure that it continues to function reliably in harsh conditions.
Ultra-long 10 Years
Battery Life
EM400-MUD is equipped with high-capacity batteries that can work for over 10 years, offering a long-lasting and reliable performance. Easily replaceable batteries making the installation and maintenance a breeze. This also helps to reduce wiring costs, ensuring that customers can easily install the device and get started with monitoring their garbage bins.
LoRaWAN® Based
- Penetrating Signals: data transmission range up to 2 km in urban areas and 15 km in rural areas
- High Compatibility: compliant with standard LoRaWAN® gateways and network servers

Cloud Data Management
Milesight IoT Cloud
-
Data Visualization Dashboard:
All figures in a glance -
Automatic Triggers:
Interactive collaboration with Milesight IoT sensors to realize scene-based automation -
Regular Reports & Real-Time Alerts:
Data-based insights -
Android & iOS App:
Manage devices at your fingertips
NFC Configuration
Switching On/Off & Configuring the Devices Wirelessly

1st Step
Install the
Milesight ToolBox
2st Step
Enable NFC and run ToolBox,
then attach your phone to the device
3st Step
Verify the password
and start configuring
Easy and Sturdy Installation

Screw Mounting
Specifications | Documents
Wireless Transmission | Technology | LoRaWAN® | |
Frequency | CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1&2&3&4 | ||
Tx Power | 16 dBm (868 MHz)/20 dBm (915MHz)/19 dBm (470MHz) | ||
Sensitivity | -137dBm @300bps | ||
Mode | OTAA/ABP Class A | ||
Measurement | Distance | Detection Range | 3 ~ 450 cm |
Detection Accuracy | ± (1+0.3%*S) cm, S=distance | ||
Detection Resolution | 1 mm | ||
Device Position | Status | Normal/Tilt | |
Temperature | Range | -40 ~ 125°C | |
Resolution | 0.1°C | ||
Operation | Power On & Off | NFC, Power Button (Internal) | |
Configuration | Mobile App (via NFC) | ||
Physical Characteristics | Power Supply | 2 x 9000 mAh ER26500 Li-SOCL2 Batteries | |
Battery Life* | Standard Mode/Trash Bin Mode: > 10 years Parking Lot Mode: 5 years |
||
Operating Temperature | – 30°C ~ 70°C | ||
Relative Humidity | ≤95% (non-condensing) | ||
Ingress Protection | IP67 | ||
Dimension | 118 × 65 × 32.5 mm | ||
Material & Color | ABS + PC (Flame Retardant), Black gray | ||
Installation | On the Flat Surfaces with Screws |
* Tested under laboratory conditions and for guideline purposes only.