Black Box 25ft RS232 Metal Hood DB9 Male/Male Shielded Cable

Overview

The Black Box EDN12H-0025-MM is a 25-foot RS232 shielded cable designed to deliver reliable serial communication for devices such as printers, terminals, and other serial equipment. Its 100% aluminum foil shielding ensures protection against electrical noise, maintaining clear and stable data signals even in environments prone to interference. Constructed with 24 AWG stranded and tinned copper conductors, this cable balances durability with consistent performance, making it suitable for demanding setups.

Key features

• 100% aluminum foil shield that effectively blocks electrical noise and interference for stable data transmission
• Removable metal EMI/RFI hoods that provide extra shielding and allow easy access for repinning or maintenance
• 24 AWG stranded and tinned copper conductors designed to withstand daily use while maintaining signal integrity
• DB9 male connectors on both ends with straight-through wiring across all nine pins for broad compatibility with standard serial devices
• 25-foot length offers flexibility in device placement without compromising signal quality
• 0.31-inch outside diameter provides a sturdy cable that remains manageable and easy to route in various environments

Key specs

• Cable length: 25 feet (7.6 meters)
• Connector type: DB9 male to DB9 male
• Conductor gauge: 24 AWG stranded and tinned copper
• Shielding: 100% aluminum foil
• Outside diameter: 0.31 inches (8 mm)
• Wiring: Straight-through across all nine pins

Connectivity and compatibility

This cable supports RS232 serial communication, making it compatible with a wide range of serial devices including printers, terminals, and industrial equipment that use DB9 male connectors. The straight-through wiring ensures straightforward connections without the need for custom wiring or adapters, simplifying integration into existing setups.

Durability and maintenance

Designed for environments where reliability matters, the cable’s heavy-duty construction with stranded and tinned copper conductors resists wear and corrosion. The removable metal EMI/RFI hoods not only enhance shielding but also make repinning or repairs easier, reducing downtime and maintenance effort in professional or industrial settings.

Ideal uses and environments

This cable fits well in office, industrial, and data center environments where stable serial connections are essential. It is a strong choice for IT professionals and technicians who require a dependable cable that can handle daily use and potential electrical interference. Its length and shielding make it suitable for setups where devices are spaced apart but still need clear, uninterrupted communication.