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433MHz UHF Wireless Radio Modem Serial Data Transmitter RS232 Aluminium Enclosure

Basic Information
Place of Origin: China
Brand Name: Lensen
Certification: CE
Model Number: LS-U1000D
Minimum Order Quantity: 2pcs
Price: Negotiation
Packaging Details: standard carton
Delivery Time: 2-6days
Payment Terms: T/T, Western Union
Supply Ability: 6000pcs/month
Frequency: UHF Power Output: 1W
Distance: 2-3km LOS Port: RS232/RS485/TTL
Port Type: DB9 Enclosure: Aluminium
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data radio modem


serial radio modem

433MHz Radio Modem Serial Data Wireless Transmitter 2km RS232



This is a UHF band 1W radio modem, we set 433MHz default 

It uses CC1020 chip and STM8S105K6T6 MCU

It's OK to control 2km distance



Application area


Power Output: 1W (@5V power supply)
RF Line-of-sight Range: 2000m@1200bps; 3000m@9600bps
RF Effective Rate: 1200/2400/4800/9600/19200bps
Space Channel: 1MHz(Default), (12.5/25KHz customization )
Bandwidth: <25KHz
Receiver Sensitivity: -123dBm@1200bps(1% BER)
Networking Topology: Point-to-point, point-to-multipoint
KYL-200 and KYL-300 series
Supply Voltage: 5V DC (default), 3.3-3.6V( optional)
Transmit Current: <450mA
Receive Current: <28mA
Communication Mode: Half-duplex
Frequency Band: 433MHz default (400-470MHz selectable)
Channel: 8(default),16/32/64(optional)
Interface: TTL, RS232, RS485
Size: 80mm×45mm×20mm
(excluding antenna base and data pin)
Weight: 100g
Antenna Base: 50Ω, SMA
Operating Temperature: Industrial:-40℃~+85℃(TCXO)
Frequency Stability: ±2.5ppm Industrial

Pin Definition 


Pin No.



Function Level Connection with terminal Remarks
1 GND Grounding of power supply   Ground  
2 VCC Power supply DC 5V    
3 RxD/TTL Data receiving TTL TxD  
4 TxD/TTL Data transmitting TTL RxD  
5 SGND Signal      
6 A (TXD) A of RS-485 (TxD of RS-232)   A(RxD)  
7 B (RXD) B of RS-485 (RxD of RS-232)   B(TxD)
8 SLEEP Sleep control TTL Sleep signal Low level valid
9 TEST Factory testing      
433MHz UHF Wireless Radio Modem Serial Data Transmitter RS232 Aluminium Enclosure 0

Contact Details

Phone Number : +8613826574847

WhatsApp : +8613826574847