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VHF UHF 433MHz RF Transmitter and Receiver 868 MHz Transceiver RS232 RS485 Ttl 433MHz RF Module

Negotiable 2 Pieces (MOQ)

Min. Order:

2 Pieces

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:

May 08, 2025

Main Products:

Wireless Temperature Sensor, Wireless Humidity Sensor, Wireless Radio Modem

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Product Description

Company Info

Basic Info.

Model NO.

XZ-DT25-U

Type

Wireless Data Transceiver

Usage

Wireless Data Transmission

Certification

Condition

New

Trademark

thingsend

Transport Package

Standard

Specification

31.8 X 19.2 X 6.8 mm

Origin

China

HS Code

85340090

Product Description

Specifications:
1 Technical Parameters:

Frequency Range	136-174mhz;220-240mhz;410-470mhz;840-890mhz;902-928mhz
Transmit Power	100mw
Interface	RS232/RS485/TTL
Over-the-air Data Rate	1200~115200bps
Serial data rate	1200~115200bps
Modulation	GFSK/4GFSK
Power Supply	+3.3~5.5VDC
Interface Data Format	8E1/8N1/801
Receiving Sensitivity	-125dBm@1200bps/-120dBm@9600bps
Channel Bandwidth	10KHz@1200bps/25KHz@9600bps
Working Temperature	-40ºC~80ºC (industrial grade)
Working Humidity	10% to 90% relative humidity, no condensation
Emission Current	≤1.5A (Recommend max.output current of power supply no less than 2A)
Receiving Current	≤80mA
Dimension(L/W/H)	31.8 X 19.2 X 6.8 mm

2 XZ-DT25-SXX Series Model No. Comparison Table

Model No.	Over-the-air data rate(bps)	Serial data rate(bps)	Frequency(MHZ)
XZ-DT25-U1	1200-9600	1200-115200	136-174
XZ-DT25-U2	1200-9600	1200-115200	220-240
XZ-DT25-U4	1200-9600	1200-115200	410-470
XZ-DT25-U8	1200-9600	1200-115200	840-890
XZ-DT25-U9	1200-9600	1200-115200	902-928

3 XZ-DT25-SXX Series Interface Pin Definitions and Installation Dimension

Pins	Definitions	Description	Level	Connect to Terminal	Remark
1	GND	Grounding of Power Supply		Grounding of Power Supply
2	VCC	Voltage DC	+3.3~5.0V
3	RxD/RS232_RXD	Serial data receiving	TTL	TxD	Customized in factory RS232 Level
4	TxD/RS232_TXD	Serial data Transmitting	TTL	RxD	Customized in factory RS232 Level
5	NC	NC	NC
6	RS485-A	RS485-A		RS485-A
7	RS485-B	RS485-B		RS485-B
8	SET_EN	Set Enable(Input)	TTL		Active low level
9	RESET	Reset signal(input)	TTL		Negative pulse reset

4 XZ-DT25-UXX 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.

CH(1234)	XZ-DT25-U1	XZ-DT25-U2	XZ-DT25-U4
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

Because there is limit to upload pictures and form,following information can't show our products completely.
Welcome to contact Sarah for more detailed information.

wlecome to visit our aliexpress store: https://www.made-in-china.com/showroom/tsyuan.

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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