3G WCDMA HSDPA Dual Band Maestro 3G M40 modem Open AT m2m gsm gprs modem

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$38.00 - $89.00 / Sets | 1 Set/Sets Original Maestro M40 3G GSM/GPRS modem (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Maestro M40
Model Number:
Maestro M40
Wireless, Original Maestro M40 3G GSM/GPRS modem
Interface Type:
Transmission Rate:
Products Status:
Product name:
WCDMA HSDPA Dual Band Maestro 3G M40 modem Open AT m2m gsm gprs modem
3G 850/1900MHZ or 900/2100MHZ or 850/2100MHZ
Sierra SL808X
sms , mms, voice, email , data transmission
TCP/IP Stack,Open AT, Wavecom at command
Industrial,vending,trafic,POS etc
Industrial Field/M2M
Maestro Smart Pack
Supply Ability
Supply Ability:
88888 Set/Sets per Month Original Maestro M40 3G GSM/GPRS modem
Packaging & Delivery
Packaging Details
box packing.- Original Maestro M40 3G GSM/GPRS modem
Lead Time :
2 -3 working days
Product Description
3G WCDMA HSDPA Dual Band Maestro 3G M40 modem Open AT m2m gsm gprs modem
The Maestro M40 Series of programmable modems is our smallest platform for connecting products or developing powerful M2M applications.The 3G M40 series come with a Serial interface and its compact form factor fits easily into existing equipment or machinery. 






The Maestro M40 is the perfect solution for M2M applications facing tough environmental conditions and extended lifetime requirements. This compact and intelligent modem running Open AT ® Application Framework is perfect to connect industrial equipment such as electricity meters, programmable logic controllers, lifts and vending machines.


Key features

1. Maestro M40 Series Modem (3G frequency bands)

     (1)Model M403G00 :Sierra SL8080T module ,  3G WCDMA/HSDPA Dual Band 850/1900Mhz 

     (2)Model M403G02 :Sierra SL8082T module ,  3G WCDMA/HSDPA Dual Band 900/2100Mhz 

     (3)Model M403G03 :Sierra SL8083T module ,  3G WCDMA/HSDPA Dual Band 900/2100Mhz 

     (4)Model M403G04 :Sierra SL8084T module ,  3G WCDMA/HSDPA Dual Band 850/2100Mhz 

2. Maestro M40 Series Modem (2G frequency bands)

    GSM/GPRS/EDGE Quad Band 850/900/1800/1900Mhz / Class 10 


4. Avantage: (1) Sierra Wireless Open AT ® Application

                    (2) Maestro Wireless Solutions Smart Pack II
5. Supported by AirVantage M2M Cloud for building powerful M2M applications

6. Programmable  industrial graded RS232 / Serial Maestro M40 3G Modem with TCP-IP stack





Maestro Smart Pack

The Maestro Smart Pack II can be pre-loaded in M40 modems to ease device setup and network registration. This application includes much-needed features for system integrators such as auto baud-rate detection, auto-TCP/UDP connection, self-healing in case of network failure, industry specific protocols and many more.



Open AT® Application Framework


Open AT® Application Framework is a complete software package for developing embedded M2M applications in standard C/C++.  It is a standards-based technology used by millions of devices worldwide and with a proven track record of more than 10 years in the field. It is supported by a well-established ecosystem and a forum with an active M2M developer community.

Bring your solution to market faster and more cost-effectively when you take advantage of the building blocks in Open AT:

  • An operating system designed specifically for M2M
  • Integrated libraries that make it easy to add extra features and protocols
  • Developer Studio, a free of cost development tool, that streamlines your software development



Product Details

The M40 comes with the following interfaces

1. SIM Interface
2. LED Status Indicator
3. 8-pin Micro-Fit Connector (this interface provides the connection for the following)
4. Power Supply
5. Main Serial Link (RS-232)
6. RF Interface







Using M40 Modem 




Inserting the SIM Card



3G M40 Complete Cable Package
The M40 complete cable package contains the following items:
1. Maestro 3G M40 modem
2. FME Antenna
3. Adaptive Cable
4. Standard DB9 Cable
5. AC/DC adaptor


Physical Dimensions

Weight60 g
Volume81.78 cm3
Company Information

HK BAILING (Hongkong Bailing International Co., Ltd), Located in Shenzhen,China,specializing in M2M Modules and Terminals enable always-on cellular communications for virtually any IoT or M2M application. Their rugged design, unparalleled engineering and manufacturing standards make them reliable in the most extreme environments and over the long life of your M2M solution.




Ann Chen

Skype: hkbailingjia

Whatsapp:  +8613631630091

Wechat/QQ: 2228318399


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