APC Cable, UPS Communications Smart Signalling (15' / 4.5m - DB-9 to RJ-45 Serial)

Overview

The APC AP940-1525A is a communications cable designed to connect an uninterruptible power supply (UPS) to a computer or network device, enabling reliable transmission of status updates, shutdown commands, and other smart signals. With a length of 15 feet (4.5 meters), it offers ample reach for routing through racks or office setups without stressing connectors or requiring extensions. This cable is ideal for system administrators, small business owners, and anyone needing dependable UPS monitoring in various environments.

Key features

• Purpose-built for APC UPS smart signaling and data exchange, ensuring accurate communication between devices
• DB 9 female to RJ 45 male connectors provide broad compatibility with many APC UPS models and computing equipment
• 15-foot length allows flexible routing inside server racks, across desks, or around furniture without strain
• Durable jacket resists kinking and daily wear, supporting long-term use in busy IT environments
• Lightweight design, approximately 0.4 pounds, simplifies cable management and installation
• Suitable for servers, desktops, and workstations in data centers, offices, and home labs

Key specs

• Cable length: 15 feet (4.5 meters)
• Connectors: DB 9 female to RJ 45 male
• Weight: approximately 0.4 pounds
• Compatible with APC UPS models featuring DB 9 serial ports

Connectivity and compatibility

This cable connects directly to the serial port on many APC UPS units via the DB 9 female connector, while the RJ 45 male end plugs into the protected device or network equipment. Its design supports seamless communication for UPS monitoring and control, making it a reliable choice for integrating power protection into your IT infrastructure.

Installation and setup

The 15-foot length provides enough slack to route the cable neatly through racks or around office furniture, reducing stress on connectors and preventing accidental disconnections. Its lightweight and flexible jacket make installation straightforward, even in tight or complex setups, while maintaining durability for frequent maintenance or adjustments.

Ideal uses and environments

This cable fits well in server rooms, small business offices, and home labs where UPS monitoring is critical. It supports setups ranging from single workstations to larger networked environments, helping ensure that power events are communicated promptly to prevent data loss or hardware damage. Its robust construction and length make it a practical choice for IT professionals managing UPS connections in various settings.