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$23.09
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4 Pack DB9 Male to Male RS232 Serial Gender Changer, D-SUB 9Pin Serial Port Coupler Adapter for PLC, POS, Industrial Controllers & Testing Equipment
- Standard Male-to-Male Serial Conversion: Connect two DB9 female serial cables together to extend RS232 connection length
- Gold-Plated Shielded Contacts: Anti-corrosion, low signal loss, stable serial data transmission without communication failure
- Compact Inline Mini Design: No bulky protrusions, fits narrow cabinet and equipment panel installation spaces
- Broad Industrial Compatibility: Works with POS machines, barcode scanners, CNC PLC, laboratory testers and legacy serial devices
- Driver-Free Plug & Play: No extra power or software needed, durable 4-pack for multi-device serial wiring projects
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This 4-pack DB9 male-to-male D-SUB serial gender changer is a practical extender for all RS232 serial wiring scenarios. It bridges two female-ended serial cables to lengthen transmission distance without replacing complete serial lines.
All internal pins adopt gold-plated processing to reduce electromagnetic interference and signal attenuation, effectively avoiding data loss, unrecognized devices and communication lag during long-term continuous industrial operation.
The lightweight tiny body will not occupy extra space on equipment interfaces, and the sturdy plastic shell resists wear from frequent plugging and unplugging. No complicated setup required, direct plug-and-play use.
Widely applicable to industrial automation equipment, cash register terminals, measurement instruments, server console ports and vintage computer hardware maintenance.
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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