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150MHz VHF UHF 433MHz RF Transceiver RS232 RS485 Wireless Radio Modem 5km Data Communication Receiver and Transmitter

Negotiable 2 Pieces (MOQ)

Min. Order:

2 Pieces

Port:

Shenzhen, China

Production Capacity:

50000PCS/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-L1/2/4X

Type

Wireless Radio Modem

Usage

Wireless Data Transmission

Certification

Condition

New

Trademark

thingsend

Transport Package

Standard

Specification

43mm*85mm*14mm

Origin

China

HS Code

85340090

Product Description

Specifications:
1)Main Features:
Support VHF(136-174MHZ,220-240MHZ)UHF(410-470MHZ) user programming
High receiving sensitivity up to -123dBm/1200bps
Air data rate 1200-115200BPS settable,serial data rate 1200-115200bps settable by user;
3km-5km line of sight long transmission distance
3ms delay at 115200bps
With RS232&RS485 2 interface, TTL customized
16 Channels (0Ch DIP switch select and other 15Chs PC software programming)

2)Technical Parameters:

Frequency Range	136-174MHZ,220-240MHZ,410~470MHz
Frequency stability	≤±2.5PPm
Transmit Power	2W(33dBm)
Modulation	GFSK
RF Data Rate	1200~115200bps
Interface	RS232&RS485(TTL customized)
Power Supply	5V@2A(8~36V customized in factory)
Interface Data Format	8E1/8N1/801
Transmission Distance	3km-5km line of sight (if Antenna is put at above 2m height)
Receiving Sensitivity	-123dBm@1200bps/-106dBm@115200bps
Channel Bandwidth	10KHZ@1200bps/200KHZ@115200bps
Working Temperature	-40ºC~80ºC (industrial grade)
Working Humidity	10% to 90% relative humidity, no condensation
Emission Current	≤1500mA
Receiving Current	≤50mA
Dimension(L/W/H)	86 X 45 X 20 mm
Weight(g)	≤80g

3)XZ-DT25-LXX Series Model No. Comparison Table

Model No.	Over-the-air data rate(bps)	Serial data rate(bps)	Frequency(MHZ)
XZ-DT25-L1E	1200-4800	1200-115200	136-174
XZ-DT25-L1P	1200-115200	1200-115200	136-174
XZ-DT25-L2E	1200-4800	1200-115200	220-240
XZ-DT25-L2P	1200-115200	1200-115200	220-240
XZ-DT25-L4E	1200-4800	1200-115200	410-470
XZ-DT25-L4P	1200-115200	1200-115200	410-470

Remark 1:The above models can be added (XZ-DA10-01) to upgrade with voice function, after upgrading, the whole model is called XZ-DA25-LXX. Upgraded radio is with data and half-duplex voice calls function, and voice function is priority.

4)XZ-DT25-LXX(XZ-DA25-LXX)Frequency Table
Dip switch can choose 0-16channels, ch1 to ch15 are fixed, frequency of ch0 can be set arbitrarily via software and save. Dip switch dials to"ON"means"1", dials to"OFF"means"0",1byte is high byte,4byte is low byte.

Channel(1234)	XZ-DT25-H1X	XZ-DT25-H2X	XZ-DT25-H4X
Channel(1234)	XZ-DA25-H1X	XZ-DA25-H2X	XZ-DA25-H4X
0(0000)	156.025MHZ	230.025MHZ	430.025MHZ
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	434.025MHZ
7(0111)	152.025MHZ	228.025MHZ	437.025MHZ
8(1000)	154.025MHZ	229.025MHZ	441.025MHZ
9(1001)	158.025MHZ	231.025MHZ	445.025MHZ
10(1010)	160.025MHZ	232.025MHZ	449.025MHZ
11(1011)	162.025MHZ	233.025MHZ	453.025MHZ
12(1100)	164.025MHZ	234.025MHZ	457.025MHZ
13(1101)	166.025MHZ	235.025MHZ	461.025MHZ
14(1110)	168.025MHZ	236.025MHZ	465.025MHZ
15(1111)	170.025MHZ	237.025MHZ	469.525MHZ

5)Pin Definitions

	Pins	XZ-DT25-LXX	XZ-DA25-LXX	Remark
DB9 Male Connector	1	VCC (+5V)	VCC (+5V)	5~36V customized
	2	RS-232/RXD	RS-232/RXD
	3	RS-232/TXD	RS-232/TXD
	4	GND	GND	Grounding of power supply
	5	AGND	AGND	Signal Ground
	6	RS-485/A	RS-485/A
	7	RS-485/B	RS-485/B
	8	SET_EN(Set Enable)	MIC(MIC Signal Input)
	9	SQ(Receiving Signal Indicator)	SP(Speaker output,8Ω@1W)

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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