Shenzhen Suntor Technology Co., Ltd.
| Payment Terms | T/T, Western Union |
| Supply Ability | 1000 Pieces / Month |
| Delivery Time | 10 work days |
| Frequency Range | 410~470 / 220~240 / 136~174MHz |
| Channel Bandwith | 10kHz@1200bps / 25kHz@9600bps / 200kHz@115200bps |
| Modulation | GFSK / 4GFSK |
| Tx Power | 5W |
| Rx Sensitivity | -123dBm@1200bps / -120dBm@9600bps / -106dBm@115200bps |
| Over-the-Air Data Rate | 1200 ~ 115200bps |
| Serial Port Baud Rate | 1200 ~ 115200bps |
| Power Supply | DC 12V/3A |
| Max Current | 2A |
| RF Interface | 1 × N-Type |
| Data Interface | 1 × DB9 (RS-232 * 1 + RS-485 * 1, Customized for TTL) |
| Operation Temprature | -40°C ~ +80°C |
| Dimension | 105 * 62.4 * 25mm (Without Cable & Antenna) |
| Weight | ≤ 300g (Without Cable & Antenna) |
| Brand Name | SUNTOR |
| Model Number | MM37D |
View Detail Information
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Product Specification
| Payment Terms | T/T, Western Union | Supply Ability | 1000 Pieces / Month |
| Delivery Time | 10 work days | Frequency Range | 410~470 / 220~240 / 136~174MHz |
| Channel Bandwith | 10kHz@1200bps / 25kHz@9600bps / 200kHz@115200bps | Modulation | GFSK / 4GFSK |
| Tx Power | 5W | Rx Sensitivity | -123dBm@1200bps / -120dBm@9600bps / -106dBm@115200bps |
| Over-the-Air Data Rate | 1200 ~ 115200bps | Serial Port Baud Rate | 1200 ~ 115200bps |
| Power Supply | DC 12V/3A | Max Current | 2A |
| RF Interface | 1 × N-Type | Data Interface | 1 × DB9 (RS-232 * 1 + RS-485 * 1, Customized for TTL) |
| Operation Temprature | -40°C ~ +80°C | Dimension | 105 * 62.4 * 25mm (Without Cable & Antenna) |
| Weight | ≤ 300g (Without Cable & Antenna) | Brand Name | SUNTOR |
| Model Number | MM37D | ||
| High Light | TTL Serial Data Radio ，115200bps Serial Data Radio ，RS485 Serial Data Radio | ||
1 Introduction
MM37D is a Serial Data Transmission Radio with excellent RF performance and very low delay, it supports most wide frequency ranges from 136MHz ~ 174M, 220MHz ~ 240MHz to 410MHz ~ 470MHz and configure baud rate range and air data rate range from 1200bps to 115200bps.
The radio supports Line-Of-Sight (LOS) and Non-Line-Of-Sight (NLOS) wireless data transmission up to 12 kilometers.
The radio has RS232 and RS458 serial port in a one DB9 connector and supports to customize TTL serial port.
2 Applications
Sensor Data Transmission, e.g. Temperature, Humidity, Water Level, Chemical Gas Concentration
Telemetry Data Link, e.g. Vessel Monitoring, Pipeline Monitoring, Heat Network Monitoring, Water Level Monitoring, Environmental Protection Monitoring
Industrial Remote Control, e.g. Industrial Automation Process Control, Robot Control, Unmanned Vehicle Control
3 Model of Subtype
| Model | Over-the-Air Data Rate (bps) | Serial Port Data Rate (bps) | Frequency Range (MHz) |
| MM37D-V1 | 1200 ~ 4800 | 1200 ~ 115200 | 136 ~ 174 |
| MM37D-V2 | 220 ~ 240 | ||
| MM37D-U1 | 410 ~ 470 | ||
| MM37DPro-V1 | 1200 ~ 115200 | 136 ~ 174 | |
| MM37DPro-V2 | 220 ~ 240 | ||
| MM37DPro-U1 | 410 ~ 470 |
4 Pin Definitions
| Type | Pin | Definition | Remark |
| Power Connector | 1 | GND | Power Ground |
| 2 | VCC | Power Supply, DC 12V±10% | |
| DB9 Male Connector | 1 | NC | |
| 2 | RS232-RXD | RS232 Data Receive | |
| 3 | RS232-TXD | RS232 Data Transmit | |
| 4 | NC | ||
| 5 | GND | Signal Ground | |
| 6 | RS485-A | RS485 Data A | |
| 7 | RS485-B | RS485 Data B | |
| 8 | SET_EN | Set Enable | |
| 9 | SQ | Receiving Signal Indicator |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2006
Total Annual:
1,000,000-4,000,000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
Suntor was founded in 2006 as a professional wireless Ad-Hoc/IP Mesh communication products and solutions provider. We support customers to achieve more efficient and safer wireless communication in Public Safety, Emergency, Energy, Transportation, Utilities, Commercial and other ... Suntor was founded in 2006 as a professional wireless Ad-Hoc/IP Mesh communication products and solutions provider. We support customers to achieve more efficient and safer wireless communication in Public Safety, Emergency, Energy, Transportation, Utilities, Commercial and other ...
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