D Sub Db9 Null Modem Cable
Overview
Product sourcing insights & recommendations


I have completed a comprehensive market analysis and product insight report for D-Sub DB9 null modem cables.
The report highlights a resilient market projected to reach $1.89 billion by 2033, driven by industrial automation and legacy infrastructure persistence. It provides a technical breakdown of null modem vs. straight-through wiring, identifies emerging eco-friendly material trends, and offers a shortlist of verified B2B suppliers and high-performing products. Detailed pricing, typically ranging from $0.75 to $2.50, and strategic sourcing recommendations are included to guide your procurement decisions.
Please refer to the document below for the full synthesis and recommendations.
Based on this analysis, you can proceed with:
Db9 Null Modem Cable Crossover Cable D Sub 9 Pin Female To Female
Products · Top picks & verified manufacturers

10 Ft RS232 D-Sub DB9 Female to Female Serial NULL (Crossover) Modem Data Cable
Shenzhen Union Electronics Co., Ltd.🇨🇳CN15 yrs
OEM RS232 DB9 Male to Male Female to Female 9pin Serial Cable Null Modem Cable1M1.5M3M5M10M
Dongguan Linfeng Wire & Cable Co., Ltd.🇨🇳CN6 yrs
RS232 Serial Cable DB9 Male to DB9 Female Data Transfer Cable
CIXI LUSHENG ELECTRONICS CO., LTD.🇨🇳CN19 yrs
Wholesale D-sub Db 9 Pin Cable Producer Male to Female Null Modem Communication Cord 3ft 6ft 10ft 15ft 25ft
Shenzhen Ydr Connector Co., Ltd.🇨🇳CN7 yrs
DB9 RS232 Serial Cable Male to Female Extension Null Modem Cord Cross TX RX Line for Data Communication
Shenzhen Ruitexun Technology Co., Ltd.🇨🇳CN6 yrs
DB9 Male to Female 9 Pin Molded Shielded 1m 1.5m 2m 3m 5m 28AWG Beige Industrial PLC CNC DB9 RS232 Serial Cable
Dongguan Flyroyal Electronics Co., Ltd.verified🇨🇳CN4 yrsDeep Dive · Full Report
Full Market Report
1 document · Live-fetched from source
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Sources & References
17 sources cited · Verified industry data & reports

DB9 Serial Cable vs. Null Modem: Understanding the Key ...
SF Cable
Understand the differences between DB9 serial cables and null modem cables, and explore their specific applications in our detailed, ...

DB9 to DB9 Serial Cable Pinout Guide: Straight vs Null ...
Alibaba.com
The report covers the critical technical differences between straight-through and null modem wiring, essential for ensuring compatibility in your applications.

How the 7.1% Growth in Serial Cable Market is Shaped by ...
Market Segmentation 2026 - 2033. In terms of Type (Basic DTE-DCE Cable,Null-Modem Cable) the Serial Cable market is segmented into: Basic DTE ...

Null Modem vs Straight | Cable Differences
ShowMeCables
Null modem cables are serial cables that use an alternative pinout for different functionality. A standard DB9 AT cable pinout (non-null modem).

D-Sub Cables Market Outlook, Key Players, Demand & ...
DataHorizzon Research
The global D-Sub cables market reached USD 1.24 billion in 2025 and is projected to expand to USD 1.89 billion by 2033, representing a 5.8% CAGR over the ...

Null modem
Wikipedia
Null modem is a communication method to directly connect two DTEs (computer, terminal, printer, etc.) using an RS-232 serial cable.
