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50km Long Range VHF Radio Modem 25W 433MHz RF Transmitter and Receiver 115200BPS RS232 Ttl RS485 Wireless Data Transceiver

Negotiable 1 Piece (MOQ)

Min. Order:

1 Piece

Port:

Shenzhen, China

Production Capacity:

10000PCS/Year

Payment Terms:

T/T, Western Union, Paypal

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Shenzhen Thingsend Technology Co., Ltd

Guangdong, China

Last Login Date:

Jan 05, 2026

Main Products:

Wireless Temperature Sensor, Wireless Humidity Sensor, Wireless Radio Modem

Find Similar Products

Product Description

Company Info

Basic Info.

Model NO.

XZ-DT25-H1/2/4P

Interface

RS232&RS485 Ttl Customized

Output Power

25W

Over-The-Air Data Rate

1200BPS-115200BPS

Serial Port Data Rate

1200BPS-115200BPS

Frequency

136-174MHz;220MHz-240MHz;410MHz-470MHz

Transmission Distance

50km-80km Los

Channels

Trademark

thingsend

Transport Package

Standard

Specification

86X 45X 20mm

Origin

China

HS Code

85340090

Product Description

Main Features:
Configurable output power of up to 25W,if need power can be set L,M,H three-level adjustable;
VHF(136MHZ-174MHZ,220-240MHZ)UHF(410MHZ-470MHZ)
Over-the-air data rate from 1200bps to 115200bps,interface data rate 1200-115200bps user programming
With RS232&RS485 2 interface,ttl customized;
High receiving sensitivity up to -125dBm
50km-80km LOS long range transmission distance
short transmitting-receiving transfer time; communication delay less than 3Ms
16 Channels (0CH DIP Switch select and other 15CHs PC software programming)

Pin Definitions

	Pins	XZ-DT25-HXX	XZ-DA25-HXX	Remark
Airline Male Connector	1	Grounding of power supply	Grounding of power supply
Airline Male Connector	2	DC12V power supply	DC12V power supply	DC12V±10%
DB9 Male Connector	1	NC	PTT(Voice Transmitting)	Active Low
	2	RS-232/RXD	RS-232/RXD
	3	RS-232/TXD	RS-232/TXD
	4	NC	AGND(Analog Signal GND)
	5	GND	GND
	6	RS-485/A	RS-485/A
	7	RS-485/B	RS-485/B
	8	Setup active	MIC(MIC Signal Input)
	9	SQ(Receiving Signal Indicator)	SP(Speak Output,8Ohm 1W)

Technical Parameters:

Frequency Range	136mhz-174mhz,220mhz-240mhz ,410~470MHz
Frequency stability	≤±2.5PPm
Transmit Power	25W
Modulation	GFSK/4GFSK
Over-the-air Data Rate	1200bps/2400bps/4800bps/9600bps/19200bps/115200bps
Interface	RS232&RS485(TTL customized)
Power Supply	12V@10A
Interface Data Format	8E1/8N1/801
Receiving Sensitivity	-120dBm/9600bps;-125dBm/1200bps
Channel Bandwidth	25KHZ@9600bps;10khz@1200bps
Working Temperature	-40ºC~80ºC (industrial grade)
Working Humidity	10% to 90% relative humidity, no condensation
Emission Current	≤6A
Receiving Current	≤80mA
Dimension(L/W/H)	86X 45X 20mm
Weight(g)	≤500g

Frequency
The dialing switch can select the 0~16 channel, frequency of the 1~15 channel is fixed, frequency of the 0 channel can be arbitrarily set and saved by the software. Dial the switch to ON for "1" and dial to OFF for "0", 1 is high-order and 4 is low-order.

Channel (1234)	XZ-DT25-H1P	XZ-DT25-H2P	XZ-DT25-H4P
Channel (1234)	XZ-DA25-H1P	XZ-DA25-H2P	XZ-DA25-H4P
0(0000)	156.025MHZ	230.025MHZ	433.025MHZ
1(0001)	140.025MHZ	221.025MHZ	410.025MHZ
2(0010)	142.025MHZ	223.025MHZ	414.025MHZ
3(0011)	144.025MHZ	224.025MHZ	418.025MHZ
4(0100)	146.025MHZ	225.025MHZ	422.025MHZ
5(0101)	148.025MHZ	226.025MHZ	426.025MHZ
6(0110)	150.025MHZ	227.025MHZ	430.025MHZ
7(0111)	152.025MHZ	228.025MHZ	434.025MHZ
8(1000)	154.025MHZ	229.025MHZ	437.025MHZ
9(1001)	158.025MHZ	231.025MHZ	441.025MHZ
10(1010)	160.025MHZ	232.025MHZ	445.025MHZ
11(1011)	162.025MHZ	233.025MHZ	449.025MHZ
12(1100)	164.025MHZ	234.025MHZ	453.025MHZ
13(1101)	166.025MHZ	235.025MHZ	457.025MHZ
14(1110)	168.025MHZ	236.025MHZ	461.025MHZ
15(1111)	170.025MHZ	237.025MHZ	465.025MHZ

XZ-DT25-HXX Series Model No. Comparison Table

Model No.	Over-the-air data rate(bps)	Serial data rate(bps)	Frequency(MHZ)
XZ-DT25-H1E	1200-4800	1200-115200	136-174
XZ-DT25-H1P	1200-115200	1200-115200	136-174
XZ-DT25-H2E	1200-4800	1200-115200	220-240
XZ-DT25-H2P	1200-115200	1200-115200	220-240
XZ-DT25-H4E	1200-4800	1200-115200	410-470
XZ-DT25-H4P	1200-115200	1200-115200	410-470

Company Information:
Shenzhen Thingsend Communication Tech Co.,Ltd
Contact:sarah yuan
Aliexpress store website:https://www.made-in-china.com/showroom/tsyuan
Website:www.made-in-china.com/showroom/tsyuan

We're professional manufacturer of wireless sensors,2g 3g 4g lte GSM modem,Lora,wireless radio modems,OEM/ODM,wireless customized solutions/system/applications.
Welcome to contact Sarah for more information about wireless solution.

Address: Room No. 308 Maker Mansion, Chaguang Road, Nanshan District, Shenzhen, Guangdong, China

Business Type: Manufacturer/Factory

Business Range: Agriculture & Food, Chemicals, Electrical & Electronics, Health & Medicine, Industrial Equipment & Components, Instruments & Meters, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy, Security & Protection, Transportation

Management System Certification: ISO 9001

Main Products: Wireless Temperature Sensor, Wireless Humidity Sensor, Wireless Radio Modem

Company Introduction: Thingsend is a high-tech company, we design develop manufacture and sell wireless temperature&humidity sensors, wireless radio modems, 4G modules and offer OEM wireless solutions as well. Our products have been used for HVAC system, intelligent buildings system, livestock health management, warehouse management etc.

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