Description
The JYFD‑DB9‑M DB9 Through-Hole D-Sub Serial Connector is a high‑performance 9‑pin male D‑subminiature connector designed for reliable serial data transmission in industrial and commercial applications. Featuring a standard DB9 interface compatible with RS232 and RS485 communication protocols, this connector provides a robust and secure connection for a wide range of serial communication devices.
Engineered with a metal shielding shell, PBT high‑temperature resistant insulator, and gold‑plated copper alloy terminals, the JYFD‑DB9‑M delivers excellent EMI shielding, corrosion resistance, and electrical performance. Its through‑hole (DIP) mounting design with fixing screw holes ensures secure PCB attachment and supports wave soldering processes, making it ideal for industrial control equipment, computer serial ports, communication devices, and automation systems.
Key Features & Benefits
- Standard DB9 D‑Sub Interface – 9‑pin male connector compatible with RS232 and RS485 serial communication protocols, ensuring broad interoperability.
- Through‑Hole (DIP) Mounting – PCB through‑hole design with fixing screw holes for secure, vibration‑resistant installation and support for wave soldering processes.
- Metal Shielding Shell – Provides excellent EMI/RFI shielding, protecting signal integrity in electrically noisy industrial environments.
- PBT High‑Temperature Insulator – Withstands soldering temperatures and provides reliable electrical isolation in demanding conditions.
- Gold‑Plated Copper Alloy Terminals – Low contact resistance (≤30mΩ), excellent conductivity, and superior oxidation resistance for long‑term reliability.
- High Durability – Rated for ≥10,000 insertion/withdrawal cycles, ensuring long service life in high‑use applications.
- Wide Operating Temperature Range – -40℃ to +85℃, suitable for extreme industrial environments.
- Standard 9‑Pin Configuration – Full D‑sub 9‑pin layout with industry‑standard pin assignment for seamless integration.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | JYFD‑DB9‑M |
| Connector Type | D‑Subminiature (D‑Sub) 9‑Pin |
| Gender | Male (Plug) |
| Interface Standard | DB9, compatible with RS232/RS485 serial communication protocols |
| Mounting Type | Through‑Hole (DIP), with fixing screw holes |
| Soldering Process | Suitable for wave soldering |
| Rated Voltage | 30V DC |
| Rated Current | 3A |
| Contact Resistance | ≤30mΩ |
| Insulation Resistance | ≥1000MΩ |
| Insertion/Withdrawal Life | ≥10,000 cycles |
| Operating Temperature | -40℃ ~ +85℃ |
| Shell Material | Metal (Shielding) |
| Insulator Material | PBT High‑Temperature Resistant |
| Contact Material | Copper Alloy, Gold‑Plated |
* Specifications are for reference only. Please contact our sales team for detailed product drawings and custom configurations.
Typical Applications
The JYFD‑DB9‑M DB9 serial connector is widely used in:
| Industry | Application |
|---|---|
| Industrial Control | PLC systems, industrial robots, CNC machines, servo drives |
| Computer & IT | Computer serial ports, servers, network switches, data acquisition systems |
| Communication Equipment | RS232/485 communication interfaces, modems, serial adapters |
| Automation | Factory automation, conveyor systems, building automation, SCADA systems |
| Instrumentation | Test and measurement equipment, sensors, diagnostic devices |
| Medical Devices | Patient monitoring systems, diagnostic equipment, laboratory instruments |
Why Choose JY Forge?
- Manufacturing Excellence – Precision‑engineered D‑sub connectors built to meet rigorous industrial standards.
- Quality Assurance – Every connector undergoes strict quality control testing to ensure reliability and performance.
- Customization Support – Contact plating, shell finish, and packaging can be tailored to your specific requirements.
- Global Supply Chain – Reliable delivery for OEM and distribution partners worldwide.
- Technical Support – Expert engineering team available for design‑in assistance and application guidance.
Certifications & Compliance
JY Forge products are manufactured in compliance with international quality and environmental standards. Please contact us for specific certification documentation including:
- ISO 9001 Quality Management System
- RoHS Compliance
- REACH Compliance
- Product‑specific test reports upon request
Ordering Information
| Item | Details |
|---|---|
| Product Name | DB9 Through‑Hole D‑Sub Serial Connector – Male |
| Model | JYFD‑DB9‑M |
| Mounting Type | Through‑Hole (DIP) with Fixing Screw Holes |
| Gender | Male |
| Minimum Order Quantity (MOQ) | Please inquire |
| Lead Time | Stock available / Custom orders: please consult |
| Shipping | Worldwide shipping available |
Frequently Asked Questions (FAQs)
Q: What communication protocols is this connector compatible with?
A: The JYFD‑DB9‑M is compatible with RS232 and RS485 serial communication protocols, making it suitable for a wide range of industrial and commercial serial communication applications.
Q: What is the voltage and current rating?
A: This connector is rated at 30V DC and 3A, providing reliable performance for standard serial communication signals.
Q: What is the insertion/withdrawal life?
A: The JYFD‑DB9‑M is rated for ≥10,000 mating cycles, ensuring long‑term durability in high‑use applications.
Q: Is this connector suitable for wave soldering?
A: Yes. The through‑hole (DIP) design with fixing screw holes is optimized for wave soldering processes, supporting efficient automated PCB assembly.
Q: What is the operating temperature range?
A: This connector operates reliably from -40℃ to +85℃, making it suitable for extreme industrial environments.
Q: Does this connector provide EMI shielding?
A: Yes. The metal shielding shell provides excellent EMI/RFI shielding, protecting signal integrity in electrically noisy environments.
Q: Is this product RoHS compliant?
A: Yes. All JY Forge products are RoHS, REACH, and halogen‑free compliant.
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