Description
Product Overview
The Your Cable Store 25ft DB9 Serial Null Modem Cable is engineered for reliable, high‑speed data communication between modem‑enabled devices. Featuring female DB9 connectors on both ends, a flat 25‑foot construction, and RoHS compliance, this cable meets the rigorous demands of computer labs, industrial testing stations, and field deployments. The pinout (1‑6‑4, 2‑3, 3‑2, 4‑1+6, 5‑5, 7‑8, 8‑7, G‑G) ensures proper null‑modem crossover for seamless serial communication.
Usage
Designed for both indoor and outdoor applications, this cable excels in environments such as university computer labs, manufacturing test benches, and field service setups where long cable runs are essential. Technicians use it to connect modems, routers, and legacy serial equipment without signal degradation. 
Why Choose Us
Your Cable Store guarantees quality through strict RoHS standards and durable flat‑profile construction that resists kinking and abrasion. Each cable undergoes thorough testing to ensure pin‑to‑pin accuracy and consistent data integrity. With a reputation for dependable accessories, we provide a product that minimizes downtime and maintenance costs.
Key Features
- 25 feet of flat, flexible DB9 female‑to‑female serial cable
- Null‑modem pinout for direct device‑to‑device communication
- RoHS compliant materials for environmental safety
- Durable jacket suitable for indoor and outdoor use
- Lightweight design at 0.45 lb for easy handling and installation
FAQ
What devices can I connect with this cable?
The cable works with any equipment that uses a DB9 serial interface, such as modems, routers, industrial controllers, and legacy computers.
Is this cable suitable for outdoor use?
Yes, the jacket is designed to withstand outdoor conditions, making it ideal for field testing and remote installations.
Does the cable support high‑speed data transfer?
It supports standard RS‑232 serial speeds up to 115 kbps, which is typical for most modem and lab applications.
Can I use this cable for a straight‑through connection?
No, this is a null‑modem cable with crossed transmit and receive lines. For straight‑through connections, a standard DB9 patch cable is required.
What warranty does Your Cable Store provide?
All cables come with a one‑year limited warranty covering manufacturing defects and material failures.
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