---
product_id: 3958226
title: "DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF"
brand: "startech.com"
price: "€ 12.04"
currency: EUR
in_stock: true
reviews_count: 13
category: "Star Tech.Com"
url: https://www.desertcart.com.cy/products/3958226-db9-rs232-serial-null-modem-adapter-f-f-null-modem
store_origin: CY
region: Cyprus
---

# 1 Amp Current Rating DB9 Female to Female Lifetime Warranty DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF

**Brand:** startech.com
**Price:** € 12.04
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect Like a Pro, Stay Ready for Anything!

## Quick Answers

- **What is this?** DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF by startech.com
- **How much does it cost?** € 12.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/3958226-db9-rs232-serial-null-modem-adapter-f-f-null-modem)

## Best For

- startech.com enthusiasts

## Why This Product

- Trusted startech.com brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight:** Slim 3.23 x 0.83 x 5.91 inch design fits perfectly in your tech toolkit.
- • **Lifetime Peace of Mind:** Backed by StarTech.com's lifetime warranty and free technical support.
- • **Plug & Play Simplicity:** No drivers or software needed—just connect and go for hassle-free setup.
- • **Universal Compatibility:** Works flawlessly with modems, routers, and servers featuring DB9 serial ports.
- • **Seamless Serial Conversion:** Transforms any straight-through DB9 cable into a null modem cable instantly.

## Overview

The StarTech.com NM9FF Null Modem Adapter is a compact, reliable DB9 female-to-female serial adapter that converts straight-through cables into null modem cables. Designed for seamless compatibility with a wide range of serial devices, it supports a 1 Amp current rating and comes with a lifetime warranty, making it an essential tool for network professionals who demand quick, dependable connectivity on the go.

## Description

The NM9FF Null Modem Adapter features two DB9 female connectors - a cost-saving way to convert a straight through cable into a null modem cable. The DB9F Null modem cable adapter is backed by lifetime warranty and free lifetime technical support.

Review: A must have for every network tech bag - I keep one of these with me in a bag you never know when you might run into a router or switch with a DB9 console port. It works and it's a good insurance policy. (This assumes you also have a DB9 to USB adapter with you as well) What I keep with me (1) StarTech DB9 RS232 Serial Null Modem Adapter - F/F (2) StarTech.com 10-Feet DB9 RS232 Serial Null Modem Cable (3) Plugable USB to RS-232 DB9 Serial Adapter
Review: Easy to use - Quick and easy to use null modem conversion

## Features

- F/F
- Null modem adapter
- DB-9 (F) to DB-9 (F)
- for P/N: PCI2S232485I
- PCI8S950LP
- Converts a straight through serial cable in to a null modem cable
- Easy to use and install
- Backed by StarTech.com lifetime warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000DZH4V0 |
| Best Sellers Rank | #105 in Serial Adapters |
| Brand | StarTech.com |
| Color | white |
| Compatible Devices | Modems, routers, servers with DB9 serial port |
| Connector Type | RS232 |
| Current Rating | 1 Amps |
| Customer Reviews | 4.5 4.5 out of 5 stars (317) |
| Finish | Matte |
| Global Trade Identification Number | 00065030815789 |
| Item Dimensions | 3.23 x 0.83 x 5.91 inches |
| Item Weight | 0.03 Kilograms |
| Manufacturer | StarTech.com |
| Model Number | NM9FF |
| Number of Items | 1 |
| Number of Ports | 1 NaN |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Specific Uses For Product | personal |
| UPC | 065030815789 |
| Unit Count | 1.0 Count |
| Warranty Description | Lifetime warranty |
| Warranty Type | Lifetime |

## Product Details

- **Color:** white
- **Compatible Devices:** Modems, routers, servers with DB9 serial port
- **Connector Type:** RS232
- **Item dimensions L x W x H:** 3.23 x 0.83 x 5.91 inches
- **Specific Uses For Product:** personal

## Images

![DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF - Image 1](https://m.media-amazon.com/images/I/41Go3kEGFnL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ A must have for every network tech bag
*by D***T on May 16, 2014*

I keep one of these with me in a bag you never know when you might run into a router or switch with a DB9 console port. It works and it's a good insurance policy. (This assumes you also have a DB9 to USB adapter with you as well) What I keep with me (1) StarTech DB9 RS232 Serial Null Modem Adapter - F/F (2) StarTech.com 10-Feet DB9 RS232 Serial Null Modem Cable (3) Plugable USB to RS-232 DB9 Serial Adapter

### ⭐⭐⭐⭐⭐ Easy to use
*by J***3 on October 27, 2025*

Quick and easy to use null modem conversion

### ⭐⭐⭐⭐ Null Modem
*by A***I on June 9, 2013*

Excellent sale, good communication, fast shipping, product works, and overall worth the price. A+++, interfaced well with USB/RS232 serial cable and Cisco Managed router cable.

## Frequently Bought Together

- StarTech.com DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF
- StarTech.com 10' RS232 Serial Null Modem Cable - Null modem cable - DB-9 (F) to DB-9 (F) - 10 ft (SCNM9FF)
- StarTech.com DB-9 (M) to DB-9 (F) Serial Adapter

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**Shop now:** [https://www.desertcart.com.cy/products/3958226-db9-rs232-serial-null-modem-adapter-f-f-null-modem](https://www.desertcart.com.cy/products/3958226-db9-rs232-serial-null-modem-adapter-f-f-null-modem)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-29*