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NB Communication Module Wireless Networking Module For Internet Smart Meter

Place of Origin:Changsha, Hunan
Brand Name:Willfar Information Techonology Co., Ltd.
Certification:Q/GDW 1376.1-2013
Model Number:WFET-800SN
Minimum Order Quantity :100
Packaging Details :Carton Packaging
Delivery Time :30 days
Payment Terms :T/T
Supply Ability :2000 per day (based on the number of the order)
Detail Information
Power Dissipation:≤2WReliability:MTBF≥7.6×10⁴h
Operating Temperature:-25 °C ~ + 60°C

High Light:

4g module ,

wireless networking module

Product Description

- WFET-800SN NB-IoT module supports NB network of all communication operators.

- The hardware adopts multi-layer board design to ensure the signal integrity and improve the anti-interference ability of the system;

- The performance index is strictly designed to meet all kinds of harsh operating environment;

- WFET-800SN is widely used in communication base station enterprises and institutions, commercial users, large users and residential users of data measurement and measurement, and places required remote wireless data transmission.

Technical Parameters
Communication SpecificationQ/GDW 1376.1-2013
Data transmissionSupport NB-IoT communication
Local Interface

1-way for meter reading, RS485 interface,

1-way for maintenance interface,

1-way for modulation infrared,

1-way for USB interface (optional)

Remote Upgrade

Multi-process mode,

The upgrade does not affect the normal work,

Support breakpoint resuming

Storage Capacity

Bulky Capacity FLASH,

Data could be stored for 10 yrs when power outage happening

EnvironmentRelative Humidity: ≤95%
Normal Working Temperature: -25℃~+60℃
Limit Working Temperature: 40℃~+70℃
Power Consumption (Static)≤2W
DimensionL x W x H: Three Phase: 94.8mm×65mm×24mm                                        Single Phase: 60mm×50mm×20mm

1. It can be connected to many kinds of domestic and overseas meter protocols at the same time.

2. Safe and reliable control technology with multi-level protective measures;

3. It has the function of active fault reporting, which can locate and solve the fault instantly.

4. The use of large-capacity electronic disk and embedded file management technology can ensure the preservation of historical data for a long time.

5. Function module can be remotely upgraded and remotely maintained, enables function expansion of system in the future;

6. Advanced data compression and encryption technology.