DB9 Male to 9-Pin Push-In Terminal Block Adapter – RS232 Breakout
Connect individual wires to a DB9 serial interface without soldering using this compact DB9 male terminal block adapter. Designed for industrial control, equipment maintenance, serial communication wiring, and electronics projects, it provides a convenient way to terminate individual conductors through a 9-position push-button terminal block.
The adapter features a male DB9 connector with mounting screws and a compact circuit board with individually accessible terminal positions. Its straight-through, 1:1 pin assignment makes it useful for custom serial wiring, testing, and field connections.
Key Features
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DB9 Male Connector: Standard 9-pin D-Sub male interface with mounting screws.
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9-Position Push-Button Terminal Block: Connect individual conductors without soldering.
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Straight-Through Pin Assignment: 1:1 connections between DB9 pins and corresponding terminal positions.
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Wire Compatibility: Accepts 20–26 AWG conductors.
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Compact Design: Approximately 36 × 31 × 17 mm.
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Industrial and Technical Applications: Suitable for serial equipment connections, custom wiring, troubleshooting, and electronics projects.
Technical Specifications
| Specification | Details |
|---|---|
| Connector A | DB9 male (9-pin D-Sub) |
| Connector B | 9-position push-button terminal block |
| Pin assignment | 1:1 |
| Terminal pitch | 2.54 mm |
| Supported wire gauge | 20–26 AWG |
| Operating temperature | -20°C to +70°C |
| Dimensions | Approximately 36 × 31 × 17 mm |
| Connection method | Push-button wire terminals |
Typical Applications
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Industrial RS232 serial interface wiring
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PLC and machine-control interface connections
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Custom DB9 cable assemblies
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Serial equipment testing and troubleshooting
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Electronics prototyping and field service
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Educational and hobby electronics projects
Important Compatibility Information
This is a passive DB9-to-terminal-block wiring adapter. It does not convert USB, Ethernet, or communication protocols, and it does not generate RS232 signals.
Verify the pin assignments and electrical requirements of the connected equipment before installation. The adapter provides access to the DB9 pins for custom wiring.
