DIGI INTERNATIONAL Male Ethernet Cat 76000239.... DB9 RJ45

( Brand: Digi International ), ( Manufacturer Part Number: 76000239 )

Review DIGI INTERNATIONAL Inch Db9 Male To Ethernet Rj45 Cat

The **Digi International 76000239 DB9 Male Ethernet RJ45 Cat 5e/6 Cable Assembly** is a high-performance, ruggedized networking solution designed for demanding industrial and commercial applications where reliability and durability are paramount. This precision-engineered cable assembly features a **DB9 male connector** on one end, providing a robust and standardized interface for legacy serial or parallel devices, while the opposite end is equipped with an **RJ45 Cat 5e or Cat 6 Ethernet jack**, enabling seamless integration into modern Gigabit Ethernet networks. The Cat 5e/6 specification ensures high-speed data transmission with minimal signal degradation, supporting bandwidth requirements up to 100 Mbps (Cat 5e) or 1 Gbps (Cat 6), making it ideal for applications such as industrial automation, remote monitoring systems, IoT deployments, and networked control panels. Constructed with **shielded twisted-pair (STP) or unshielded twisted-pair (UTP) wiring**, depending on the variant, this assembly minimizes electromagnetic interference (EMI) and crosstalk, ensuring stable and consistent performance in environments with electrical noise or harsh conditions.

The **DB9 male connector** is designed to withstand frequent plug-and-unplug cycles, featuring a durable brass contact system and a robust housing that resists wear and tear, while the **RJ45 jack** incorporates a secure locking mechanism to prevent accidental disconnection, a critical feature in industrial settings where network stability is non-negotiable. The cable itself is constructed from **high-flexibility, abrasion-resistant materials**, such as PVC or TPE (thermoplastic elastomer), which provide flexibility for easy routing through tight spaces while maintaining structural integrity under repeated bending or tension. Additionally, the assembly is rated for operation within a broad temperature range, typically from **-40 C to 85 C**, making it suitable for use in extreme environments, including outdoor installations, enclosed machinery, or facilities with temperature fluctuations.

Beyond its technical specifications, the **Digi International 76000239** stands out for its **modular and adaptable design**, allowing for easy integration into existing systems without requiring extensive modifications. Whether bridging legacy equipment to modern Ethernet networks or extending connectivity in distributed systems, this cable assembly offers a seamless transition between serial and Ethernet protocols. Its **low insertion force** and **high retention** ensure reliable connections, reducing downtime and maintenance requirements, while the **compliance with industrial standards** such as IP67 for water and dust resistance in certain variants further enhances its suitability for harsh operational environments. Whether deployed in manufacturing plants, data centers, or field-deployed monitoring systems, this cable assembly delivers a dependable, high-performance link that bridges the gap between traditional and contemporary networking infrastructures.

### **Pros and Cons of buying a Digi International 76000239 DB9 Male to Ethernet RJ45 (Cat) Cable**

1. **Reliable and Durable Construction** The Digi International 76000239 is known for its robust build quality, designed to withstand harsh industrial environments. The DB9 connector is sturdy, reducing the risk of damage from frequent plugging and unplugging.

2. **Industrial-Grade Performance** This cable is designed for industrial and rugged applications, ensuring stable and consistent data transmission even in environments with electrical noise or physical stress.

3. **Compatibility with Legacy Systems** The DB9 male connector is a legacy interface commonly found in older industrial devices, serial ports, and some embedded systems. This makes it useful for connecting modern Ethernet devices to older equipment that lacks standard RJ45 ports.

4. **Long-Term Availability** Digi International is a reputable manufacturer with a strong track record, meaning this cable is likely to remain available for years, reducing the risk of obsolescence.

5. **Flexibility in Wiring** The cable can be configured for different Ethernet standards (e.g., 10/100 Mbps) depending on the wiring scheme used, allowing for customization based on specific needs.

6. **Resistance to Interference** The shielding in the cable helps minimize electromagnetic interference (EMI), which is crucial in industrial settings where electrical noise is common.

7. **Easy to Install and Replace** The DB9 connector is straightforward to attach, and the Ethernet side is standard, making it simple to integrate into existing networks.

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1. **Limited Modern Use Case** Most modern devices (computers, routers, switches) use standard RJ45 ports, making this cable less practical for everyday networking. It is primarily useful for legacy or specialized industrial applications.

2. **Potential for Signal Attenuation** While the cable is designed for industrial use, long runs (beyond a few meters) may experience signal degradation, especially if not properly shielded or terminated.

3. **Higher Cost Compared to Standard Ethernet Cables** Due to its specialized nature, this cable is likely more expensive than standard Cat5e or Cat6 Ethernet cables, which are sufficient for most modern networking needs.

4. **Compatibility Issues with Newer Devices** Many newer industrial devices and IoT devices now use USB, Wi-Fi, or standard Ethernet ports, reducing the need for DB9 interfaces. This could make the cable less versatile over time.

5. **Wiring Complexity** Configuring the Ethernet wiring (e.g., straight-through vs. crossover) requires careful attention to ensure proper connectivity, which may not be intuitive for non-technical users.

6. **Physical Bulkiness** The DB9 connector is larger and less compact than an RJ45 plug, which could be a drawback in space-constrained environments.

7. **Limited Availability of Replacement Parts** While Digi International is reliable, finding replacement connectors or cables for this specific part may be harder than for more common Ethernet solutions.

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The **Digi International 76000239 DB9 Male to Ethernet RJ45 (Cat) Cable** is a well-built, industrial-grade solution ideal for connecting legacy equipment to modern Ethernet networks. It excels in rugged environments where reliability and durability are critical, but its niche application limits its usefulness in standard networking scenarios. If you have a specific need for interfacing older industrial devices with Ethernet, this cable is a solid choice. However, for general networking or modern setups, a standard Cat5e/Cat6 Ethernet cable would be more practical and cost-effective.

- You are working with legacy industrial equipment that requires a DB9 interface.

- You need a rugged, long-lasting solution for harsh environments.

- You are maintaining or upgrading an older system where DB9 ports are still in use.

- You are setting up a standard home or office network.

- You need a cost-effective, widely compatible Ethernet solution.

- Your devices already use modern interfaces (USB, RJ45, or wireless).

For most users, investing in this cable is justified only if there is a clear, specific need for it. Otherwise, standard Ethernet cables will serve better for general use.

Details:

Although it does not come in its original box, is still a new product ready to be used various industries that require precise control and automation.

part #: 76000239 prices

• $38.40-$52.99

specifications sensoindustria:

• brand: Digi International
• mpn: 76000239

shipping sensoindustria:

• type: Calculated
• transit: 6-13 Days
• carrier: USPS
• cost: $0.00
• service: USPS Ground Advantage
• class: Standard

offer sensoindustria:

• availability: In Stock
• options: Ship-to-home
• started: May 15, 2026
• quantity: 3
• sold: 0
• best offers: True

returns sensoindustria:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days
• method: Money back

seller sensoindustria:

• # reviews: 186
• rating: 98.9%
• city: Victorville, California

general sensoindustria:

• condition: Used
• PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules

payments sensoindustria:

• credit card: Diners-club
• other
• wallet: Google-pay

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