RS232 To RS485 RS422 Active Digital isolated Converter Onboard Original SP3232EEN SP485EEN Chips Options for RS232 DB9 Male
SPECIFICATIONS
Brand Name: NONE
High-concerned chemical: none
Model Number: 26122
Origin: De(origin)
RS232 To RS485/422
Active Digital Isolated Serial Converter
Adopts SP3232EEN and SP485EEN chips solution, provides stable communication with built-in galvanic isolation, lightningproof and anti-electrostatic protection and so on, it is an ideal choice for industrial control equipments and/or applications with high communication requirement.
Onboard SP3232EEN and SP485EEN chips. Fast communication, stable and reliable, better compatibility
Stable transmission at the rate of 300~921600bps
Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal
Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & anti-electrostatic
Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock proof performance
Onboard 15KV ESD isolation protection and 600W lightningproof & anti-surge protection
Onboard 120R terminal resistor on the RS485/RS422 interface, disable by default, configurable by jumper
Onboard power supply screw terminal, allows 5V~36V DC wide range input
3 LEDs for indicating the power and transceiver status
Industrial rail-mount ABS case design, small in size, easy to install, and cost-effective
PRODUCT TYPE |
Active digital isolated RS232 to RS485/422 serial converter |
|
POWER SUPPLY INTERFACE |
Power supply |
5~36V DC |
Protection |
Anti-reverse |
|
BAUD RATE |
300 ~ 921600bps (300~115200bps is recommended for long-distance reliable communication) |
|
DEVICE PORT |
RS232, RS485/422 |
|
RS232 |
Connector |
DB9 male/female |
Transmission distance |
about 15m |
|
Transmission mode |
point-to-point |
|
RS485/422 |
Connector |
Screw terminal |
Direction control |
Hardware automatic control |
|
Protection |
600W lightningproof and surge-suppress, 15KV ESD protection |
|
Terminal resistor |
120R, enabled/disabled via switch |
|
Transmission distance |
About 1.2km |
|
Transmission mode |
Point-to-multipoints (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more) |
|
APPEARANCE |
Enclosure |
Rail-mount ABS case, suitable for 35mm DIN rail |
Dimensions |
81.9 × 54.0 × 32.0mm |
|



- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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