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$19.90
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Passive Bidirectional RS232 to RS485 Serial Interface Converter Adapter for MCU & Master Control Devices
- Passive power supply design, no external power adapter needed for easy on-site wiring
- Two-way transparent data transmission, auto direction switching without manual adjustment
- Realizes signal conversion between RS232 and RS485 for single-chip microcomputer communication
- Built-in anti-interference circuit to avoid data garbling in industrial control scenarios
- Mini compact size, widely matched with master controllers and MCU equipment
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This passive RS232 to RS485 serial converter supports bidirectional transparent communication, converting RS232 short-distance signals into long-distance RS485 differential signals. It takes power directly from the RS232 serial port, removing the hassle of arranging extra power lines for single-chip computer and master control equipment.
Intelligent automatic flow control circuit enables seamless two-way data transmission without DIP switches or software configuration. Internal anti-surge and EMI shielding components stabilize data transmission, effectively resisting electromagnetic interference common in industrial control environments.
The RS485 terminal supports transmission distances up to 1200 meters, perfectly compatible with various single-chip microcomputers, master controllers, sensors and access control systems. Small lightweight shell is easy to embed inside control boxes or equipment housings, a cost-effective serial conversion accessory for MCU project development and industrial communication wiring.
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by TechCore Supply Return Policy
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