LING-R1
LING-R1 433MHz RF Receiver Module
Compact RF receiver module for remote switches, smart appliances, and alarm devices.
Japan-based RF sourcing for global buyers
RF wireless module sourcing, supported from Osaka.
Sales, quotation, and technical selection support are handled in Japan. Manufacturing, QC, and warehouse fulfillment are coordinated with partner facilities in China.
Operating Model
Japan OfficeSales / Quotation / Technical Support
China PartnersManufacturing / QC / Warehouse Fulfillment
Buyer BenefitClear communication, sample access, pre-production support
Choose Your Starting Point
Start from a known model, a sample kit, or an application requirement.
Core Product Lines
Selection support from prototype testing to pre-production sourcing.
RF Receiver Modules315/433MHz receiver modules for remotes, sensors, and control devices.RF Transmitter ModulesTransmitter modules for compact remotes, embedded devices, and production projects.Wireless UART ModulesWireless serial data modules for sensors, robots, and industrial equipment.Antennas & Test ToolsAntenna and evaluation tools for range testing and pre-production checks.
Featured Products
Standard models plus application-based sourcing recommendations.
LING-TR6
LING-TR6 Spread-Spectrum Wireless UART Module
Spread-spectrum wireless UART module for long-range low-speed data links, telemetry, and industrial control projects.
LING-TR5mini-T
LING-TR5mini-T 2.4GHz Wireless UART Module
Compact 2.4GHz GFSK wireless UART module with integrated ceramic antenna for short-range embedded links.
Sample Kits
Standard kits go through Shopify. Custom samples use quoted deposit links.
USD 49
433MHz Remote Control Starter Kit
Starter kit with receiver, transmitter, and antennas for first RF remote control evaluation.
- Receiver module
- Transmitter module
- Antenna samples
- Wiring notes
USD 99
Wireless UART Test Kit
Wireless UART evaluation set for range, stability, and integration testing.
- Wireless UART module pair
- Antennas
- Test notes
1Confirm requirements
2Sample or quotation
3Shopify payment
4Ship from China warehouse
Why Buyers Use FNRF Tech
A fact-based sourcing office built for procurement teams and engineers.
Osaka sales and service office
RF selection support in English and Japanese
Shopify payment for standard samples
China partners handle manufacturing, QC, and warehouse shipping
Common Selection Topics
Based on content-center FAQ notes and search opportunity planning, these topics help buyers check fit before ordering.
How to choose a 433MHz remote-control module
Check transmitter/receiver role, voltage, output method, antenna, range, and low-power needs.
How wireless UART modules are used
For MCU, sensor, and instrument serial data links. Validate packet handling and half-duplex behavior in the target device.
What to check when range is unstable
Check antenna position, power supply, metal enclosure, ground, and same-band interference.