Description:
Waveshare Industrial USB To 4-Ch Serial Converter, Original FT4232HL Chip, Supports USB To RS232/485/422/TTL is an industrial-grade USB to RS232/485/422 isolated converter and USB to TTL/RS485 converter. It features an original FT4232HL chip, built-in power isolation, ADI magnetic isolation, TVS protection circuits, and an aluminum alloy case design. The USB TO 4CH Serial Converter is user-friendly with zero-delay automatic receive and transmit conversion. It is known for its fast, stable, reliable, and secure communication capabilities, making it suitable for various industrial control devices or applications with high communication requirements.
Features:
- Adopts original FT4232HL chip, fast communicating, stable and reliable, better compatibility.
- Supports USB to a 4-ch multi-functional serial port, convenient for expanding or debugging various industrial serial port devices.
- Supports USB to 1-ch TTL + 1-ch TTL/RS485 + 1-ch isolated RS485/422 + 1-ch isolated RS232/485.
- Onboard unibody power supply isolation, provides stable isolated voltage and needs no extra power supply for the isolated terminal.
- Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, and low power consumption.
- Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof & ESD protection.
- Onboard self-recovery fuse and protection diodes, ensure the current/voltage stable outputs, provide over-current/over-voltage proof, and improve shockproof performance.
- Fully automatic transceiver circuit with no delay, ensures fast and stable communication between the USB port and different interfaces, without interfering with each other.
- Onboard TTL serial 3.3V/5V voltage translator, config the TTL level via a switch.
9 LEDs for indicating the power and transceiver status. - High-quality USB-B connectors, smoothly plug/pull.
- Industrial grade metal case, supports wall-mount installation, solid and beautiful, easy to install.
Package Includes:
1 x USB TO 4CH Serial Converter
1 x USB Cable ~1.2m
1 x Screwdriver
Technical Specifications
| Brand | WAVESHARE |
|---|---|
| Interface / Protocol | RS232, USB, TTL |
| SKU | AI7613 |
| Weight | 0.29 kg |
| Availability | In Stock |
Applications & Use Cases
The Waveshare Industrial USB To 4-Ch Serial Converter, Original FT4232HL Chip, Supports USB To RS232/485/422/TTL is a versatile usb interface module used across a wide range of applications including serial communication, industrial automation, data logging, PLC interfacing, and IoT gateway.
Common use cases:
- Converting USB to RS485 for industrial equipment
- Building a data logger for factory sensors
- Debugging embedded systems via UART
This product is ideal for embedded system developers and industrial automation engineers.
Technical Tip: Industrial-grade modules with isolation protect against ground loops and voltage spikes in noisy environments.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine WAVESHARE product sourced from authorized channels


Isha Rawat (verified owner) –
Outstanding! This Waveshare Industrial USB To 4-Ch Serial supplies clean power to my sensitive circuits. No noise at all.
Abhishek Modi (verified owner) –
Love this Waveshare Industrial USB To 4-Ch Serial. Compact size and excellent performance. Worth the price.
Farhan Banerjee (verified owner) –
Great quality Waveshare Industrial USB To 4-Ch Serial. Powering my entire project board with this. Very reliable.
Anirudh Yadav (verified owner) –
Love this Waveshare Industrial USB To 4-Ch Serial. Compact size and excellent performance. Worth the price.
Sandeep Bhat –
This Waveshare Industrial USB To 4-Ch Serial is exactly what I needed. Output current capacity is as advertised.
Vinay Kulkarni (verified owner) –
Great quality Waveshare Industrial USB To 4-Ch Serial. Powering my entire project board with this. Very reliable.
Ravi Kohli (verified owner) –
Good Waveshare Industrial USB To 4-Ch Serial. Output is stable. Gets slightly warm under full load but nothing concerning.
Pallavi Batra (verified owner) –
This Waveshare Industrial USB To 4-Ch Serial performs flawlessly. Voltage regulation is precise and consistent.
Ojas Parekh (verified owner) –
This Waveshare Industrial USB To 4-Ch Serial is reliable and efficient. Running my IoT setup 24/7 with no issues.
Dev Choudhury (verified owner) –
Love this Waveshare Industrial USB To 4-Ch Serial. Compact size and excellent performance. Worth the price.
Deepika Choudhury (verified owner) –
Okay Waveshare Industrial USB To 4-Ch Serial. Output is slightly off from specified but within usable range.
Akshat Shetty (verified owner) –
Very satisfied with this Waveshare Industrial USB To 4-Ch Serial. Using it in my solar project, charges perfectly.
Nitin Shah –
This Waveshare Industrial USB To 4-Ch Serial is reliable and efficient. Running my IoT setup 24/7 with no issues.
Utkarsh Modi (verified owner) –
Nice Waveshare Industrial USB To 4-Ch Serial. Works as expected for my power needs. Good efficiency.
Pallavi Choudhury (verified owner) –
Very satisfied with this Waveshare Industrial USB To 4-Ch Serial. Using it in my solar project, charges perfectly.
Akshat Saxena –
Bought multiple units of this Waveshare Industrial USB To 4-Ch Serial. All consistent quality. Zbotic is reliable.
Vishal Jain –
Perfect Waveshare Industrial USB To 4-Ch Serial for my portable project. Battery life is better than expected.
Ayush Agarwal –
This Waveshare Industrial USB To 4-Ch Serial is exactly what I needed. Output current capacity is as advertised.
Prashant Jain –
This Waveshare Industrial USB To 4-Ch Serial performs flawlessly. Voltage regulation is precise and consistent.