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Four DB9 female-to-female gender changers, solderless couplers

SMUGDESK

SMUGDESK 4Pcs DB9 Female-to-Female RS232 Gender Changer

SKU CH-WZJW-EE4Q8

A four-pack of solderless DB9 female-to-female couplers that joins two male RS232 serial cables for industrial and office wiring

  • Connect two male DB9 cables for extended serial wiring using female-to-female gender change
  • Assemble quickly without soldering or tools thanks to solderless tool-free design
  • Ensure stable data transmission with standard DSUB 9-pin pinout matching universal RS232 interface
  • Use with PLCs, modems, industrial controllers, POS devices and serial equipment for wide compatibility
  • Keep multiple couplers ready for multi-device setups, replacements and backup with 4-pack value bundle

4-pack DB9 gender changers

This 4-pack of SMUGDESK DB9 female-to-female gender changers connects two male-ended RS232 serial cables together. It suits technicians and integrators who need quick serial extensions for industrial equipment, PLCs, POS terminals or modems. The couplers provide a simple way to join cables without rewiring or custom fabrication.

Solderless tool-free installation

Each coupler uses a solderless, tool-free design that requires no soldering iron or extra tools for assembly. Standard DSUB 9-pin pinout matches the universal RS232 serial interface for stable data transmission. The passive construction adds no active circuitry, so power draw and thermal output remain negligible during normal use.

Four couplers for multi-device setups

The bundle supplies four gender changers, giving spares for multi-device installations, field replacements or backup stock. No software, drivers or configuration utilities are included or required. Buyers who need male-to-male or male-to-female adapters, or who require shielded housings for noisy environments, will not find those variants in this pack.

How it compares

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Price $19.99
Pricier than about 81% of the 1,119 comparable items (median $10.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How do I install the DB9 female-to-female gender changer between two serial cables?

Align the male DB9 plugs with the female ports, press each connector fully home until the thumbscrews engage, then tighten both screw pairs by hand to secure the link.

What maintenance or replacement will the coupler need over time?

Inspect the gold-plated contacts periodically for oxidation and reseat the connectors if intermittent signals appear; the solderless joints may loosen after repeated mating cycles.

What is the first limit that appears during sustained RS-232 use?

The standard RS-232 voltage-level specification caps reliable communication at 232 kbps, so sustained throughput above that rate will show errors before the coupler itself fails.

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