What is a DB9 FF Null Modem Cable used for?

A DB9 FF Null Modem Cable is typically used to connect two serial devices directly, allowing data communication between them. This is especially useful for connecting computers, terminals, and other serial devices without needing a modem. The null modem function essentially swaps the transmit and receive pins, forming a direct link that's essential for simple data exchange scenarios, such as connecting serial printers or configuring older hardware without a networking interface.

What are the key features of the SF Cable 6 ft DB9 FF Null Modem Cable?

The SF Cable 6 ft DB9 FF Null Modem Cable features a high-quality construction that ensures stable data transmission. With 9 pins on each end, this cable supports RS232 communication protocols commonly used in older peripherals. The 6-foot length provides flexibility for setup and connection without being overly restrictive, making it suitable for various settings like home offices, labs, or industrial environments where serial devices are still in use.

Can I use the DB9 FF Null Modem Cable for connecting to modern devices?

While the DB9 FF Null Modem Cable is primarily designed for older serial devices, some modern equipment may still support RS232 connections. Adapters can be used to bridge between USB and RS232 ports, allowing for versatile usage. This cable is ideal for legacy systems or specific applications in industrial environments, such as configuring routers, switches, or even certain types of measurement equipment that have preserved RS232 compatibility.

Is this cable compatible with Raspberry Pi or Arduino?

Yes, the SF Cable 6 ft DB9 FF Null Modem Cable can be used with Raspberry Pi or Arduino projects if they have a serial interface. You might need an additional adapter to connect to the GPIO pins on these devices. Using this cable in DIY electronics projects allows you to communicate with legacy devices or sensors that support RS232, making it an excellent choice for prototyping or educational purposes where understanding serial communication is essential.

What devices are typically compatible with a null modem cable?

Devices commonly compatible with a null modem cable include older computers, printers, barcode scanners, and some industrial equipment. If you're working with devices that utilize the RS232 standard for communication, such as older point-of-sale systems or specialized measurement instruments, this cable is an effective link. Implementing this cable in mixed-device environments can facilitate data logging or software configuration tasks that rely on serial communication.

How do I identify the cable type I need for my devices?

To identify the correct cable type, check the ports on your devices. Look for the number of pins and their arrangement, which can help determine if you need a DB9, DB25, or other connector types. Ensuring that you have a null modem cable, which has crossed transmit and receive lines, is crucial for proper communication between two devices directly. This involves looking at documentation or user manuals of the devices you want to connect.

What is the advantage of using a null modem cable over a standard serial cable?

The main advantage of a null modem cable is its ability to connect two DTE (Data Terminal Equipment) devices directly, swapping the transmit and receive lines to allow for two-way communication. In contrast, a standard serial cable typically connects a DTE to a DCE (Data Communication Equipment) device, such as a modem. For situations where you are connecting devices like computers or terminals without needing a modem in between, this cable simplifies the setup and ensures data flows smoothly.

What distance can I achieve with a DB9 FF Null Modem Cable?

The effective distance for data transfer using a DB9 FF Null Modem Cable is influenced by various factors, including signal integrity and the specific devices involved. Generally, RS232 cables can effectively transmit data up to approximately 50 feet under optimal conditions without significant signal degradation. However, longer distances may require lower baud rates or the use of signal boosters for consistent performance in long-range configurations.

Can I use the cable for data transfer between two PCs?

Yes, you can use the DB9 FF Null Modem Cable to transfer data between two PCs that have serial ports. To use this cable, you would typically need compatible software that can facilitate the data transfer process over a serial connection. This setup can be beneficial for supporting legacy systems or data recovery from older computers, making it a useful tool for technicians or hobbyists working with vintage hardware.

Where can I buy SF Cable, 6 ft DB9 FF Null Modem Cable RS232?

You can purchase the SF Cable, 6 ft DB9 FF Null Modem Cable RS232 from Ubuy. Ubuy provides a convenient platform where you can find a variety of computer accessories, including this specific null modem cable, ensuring you have access to quality products suitable for your connectivity needs.

Ubuy から SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 をオンラインで購入するにはどうすればよいですか?

Ubuy から SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 をオンラインで購入するのは簡単です。. 商品を検索し、チェックアウト時に配送方法を選択して、あなたの場所に届けてもらうだけです。

SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 は Japan でオンラインショッピングできますか?

はい、Ubuy Japan では、この製品を手頃な価格で購入できます。. SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 は地元では利用できませんが、速達サービスをご利用いただけますのでご安心ください。

注文してから商品が届くまでどれくらいかかりますか？

ご注文の商品の納期は、ご注文内容と選択した配送方法によって異なります。. 配送予定日はご購入手続きの際に表示されますので、ご安心してお買い物ください。

SF Cable オリジナル（原文）を見て下さい。

SF Cable, 6 ft DB9 F/F Null Modem Cable RS232

Null Modem serial cables allow two DTE or DCE devices to communicate with no conflict in data transmission

SF Cable

商品＃: 3990762

SF Cable, 6 ft DB9 F/F Null Modem Cable RS232

回答者の81%がこの商品を友人に勧めたいと回答

商品＃: 3990762

JPY 3277

価格の詳細

配送料と関税を除く ( 配送料と関税は購入手続き時に計算されます )

^{*すべての商品はアメリカから輸入されます}

在庫状況 : 在庫あり

USA ストアからの輸入品

数量：

今すぐ注文すると頃に届きます水曜日, 11月 04

安全な取引

最高の物流パートナー

Null Modem serial cables allow two DTE or DCE devices to communicate with no conflict in data transmission

U-Care保証：

なし

プランを選択してください

Fast
Shipping

Free
Return^*

安全な梱包

100％正規品

PCI DSS 準拠

ISO 27001認証取得

この商品の利点

Null Modem Design

This cable features a null modem design, allowing direct communication between two computers without a modem, ideal for data transfer and serial communication applications.

Quality Construction

Built with high-quality materials, the SF Cable ensures reliable performance and durability, minimizing data loss and providing a stable connection for long-term use.

Length Versatility

The 6 Ft length offers flexibility in setup, making it easy to connect devices across distances in office or home environments without cable clutter.

製品詳細

6 ft DB9 FF Null Modem Cable RS232
Type: Null Modem Serial Extension Cable
Connectors: DB9 Female, DB9 Female
D-Sub 9 Pin Female w/Gold plating contacts 28 AWG, 7 Conductors + Drain Wire
Fully shielded construction and fully molded ends with 4/40 thumbscrews
Pin Out: 1, 6-4, 3-2, 2-3, 7-8, 8-7, 1, 6-4, 5-5, 4-1, 6, Shield-Shield

Connector Type	DB9
Cable Type	Serial
Compatible Devices	Modem
Other Special Features of the Product	EMI/RFI Shielding
Compatible Phone Models	No Compatible Phone Models
Connector Gender	Female-to-Female
Number of Pins	9
Maximum Voltage	15 volts_of_direct_current
Gauge	28
Recommended Uses For Product	data transmission between computers and devices
Indoor Outdoor Usage	Indoor, Outdoor
Color	Beige
Item Shape	Round
Outer Material	Polyvinyl Chloride (PVC)
Brand Name	SF Cable
Model Name	FBA_EL-PN-47307034
Model	FBA_EL-PN-47307034
Item Length	6 feet
Manufacturer	SF Cable
UPC	848034026937 812052012036
Part Number	FBA_EL-PN-47307034
Unit Count	1 Count
Item Weight	4 ounces (113.4 grams)
Number of Items	1
Brand	SF Cable
Special Feature	EMI/RFI Shielding

どんな人にお勧めですか？

Technicians & Engineers
Ideal for professionals needing to connect serial devices for configuration or testing in various engineering applications.
Legacy Equipment Users
Perfect for connecting older computers and devices that rely on RS232 serial communication protocols.
Hobbyists & Tinkerers
Great for electronics enthusiasts working on DIY projects that require serial connections to microcontrollers or other devices.

Modern USB Devices
Not suitable for users expecting to connect devices that primarily utilize USB interfaces rather than traditional serial connections.

製品説明書

SF Cable, 6 ft DB9 F/F Null Modem Cable RS232

About This Item

Introducing the SF Cable 6 ft DB9 FF Null Modem Cable RS232 – the ultimate solution for connecting two PC serial ports and transferring data between computers effortlessly. Designed as a null modem serial extension cable, this high-quality cable allows two DTE or DCE devices to communicate without any conflict in data transmission. Whether you're connecting your computer to a printer, modem, or any other serial device, this cable ensures seamless connectivity and reliable performance. The SF Cable DB9 FF Null Modem Cable features a fully shielded construction and gold-plated contacts, providing excellent EMI/RFI protection from surrounding office equipment and fluorescent lights.

The PVC jacket adds flexibility and durability, making it perfect for use in various environments. With its convenient thumbscrew connectors, this cable offers a fast and easy connection every time. No more struggling with complex installations or worrying about loose connections – simply plug in and start transferring data instantly. Rest assured that this cable is made with the highest quality materials to ensure the highest level of satisfaction possible. SF Cable is a trusted seller known for delivering exceptional products on the market.

Get your hands on the SF Cable 6 ft DB9 FF Null Modem Cable RS232 today and experience the convenience and reliability it offers. Don't settle for anything less when it comes to connecting your devices – choose SF Cable for all your null modem and RS232 cable needs.

何か質問はありますか？チャットでお問い合わせください

お客様の質問と回答

質問: Ubuy から SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 をオンラインで購入するにはどうすればよいですか?

回答: Ubuy から SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 をオンラインで購入するのは簡単です。. 商品を検索し、チェックアウト時に配送方法を選択して、あなたの場所に届けてもらうだけです。
質問: SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 は Japan でオンラインショッピングできますか?

回答: はい、Ubuy Japan では、この製品を手頃な価格で購入できます。. SF Cable, 6 ft DB9 F/F Null Modem Cable RS232 は地元では利用できませんが、速達サービスをご利用いただけますのでご安心ください。
質問: 注文してから商品が届くまでどれくらいかかりますか？

回答: ご注文の商品の納期は、ご注文内容と選択した配送方法によって異なります。. 配送予定日はご購入手続きの際に表示されますので、ご安心してお買い物ください。

SF Cable Modem Cables Editorial Review

In the landscape of tech accessories, this RS232 null modem cable stands out for its simplicity and effectiveness. Users have generally found it to deliver on its promises, providing reliable connectivity at an economical price point. Many customers appreciated the straightforward installation process and the ease of file transfers it facilitated, reflecting a user-friendly design that caters well to novices. The overall Consensus is that it performs as expected, with users noting that the cable's labeling made it easy to identify its function. However, some users faced challenges, particularly around the type of cable they received. Issues with crossover configurations led to frustrations for those needing specific setups, prompting them to modify the cable themselves—a task that some found to be unnecessary and time-Consuming. Despite these hiccups, the majority still emphasized the quality of Construction and ergonomic design, seeing it as a valuable tool for their tech needs. Pansatpro, the seller, earned commendations for their excellent customer service, which further enhances the overall purchasing experience. The emphasis on support, especially for less experienced users, showcases a commendable commitment to customer satisfaction. Overall, this RS232 null modem cable appears to be a solid choice for individuals looking for a dependable and cost-effective solution for connectivity needs, with a few caveats regarding specific configurations. **

お客様のレビュー＆評価

5.0

1 カスタマー評価

5 星

100%
4 星

0%
3 星

0%
2 星

0%
1 星

0%

この商品のレビュー

お考えをお聞かせください

長所

Affordable price point.
Works as intended for most users.
Easy installation and file transfer.
Good build quality and clear labeling.

短所

Some users received incorrect cable types (crossover vs. null).

プラットフォームの信頼性とお客様の安心

4.2/5 9704 reviews

レビューを読む

Jasmin

Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot

Anke

Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot

Hazel

Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot

Opaleye

Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot

Adele

Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot

当店で購入する理由

安全な決済国際配送簡単返品正規品保証

価格推移

重要な情報

注意：国際運送の商品に関して、製造会社保障は無効になる可能性、アフターサービスは受けれない可能性、取説や安全情報は発送先の言語になっていない可能性ある。商品とその付属品は配送先の国の規格、仕様、ラベル表示法などに適応していない可能性があります。また、配送先の国の電力企画に適応しいない（アダプタや変換器を必要とする）可能性があります。ご注文の商品は配送先の国に輸入することは合法なのかを確認するのは購入者の責任になります。Ubuyからご購入の際、受け取り者は正式な輸入者となり、配送先の全ての法律やルールに遵守する必要があります。
Ubuyはグローバル検索エンジンのためリストにある全ての商品が購入できないことがあります。商品は輸出規制、貿易規制があります。

JPY 3277

今すぐ注文すると頃に届きます水曜日, 11月 04

数量：

安全な取引

PCI DSS準拠・ISO 27001:2022認証取得。すべてのご注文に暗号化決済と充実したバイヤープロテクションが適用されます。

最高の物流パートナー

最速の国際配送

特徴と利点

Connect two PC serial ports
No conflict in data transmission
EMI/RFI protection from surrounding office equipment
Fast and easy connection every time
Highest quality materials
Fully shielded construction

Ubuyの安心保証

100％正規品、PCI DSS準拠の決済セキュリティ、ISO 27001認証のデータ保護、最速の国際配送、無料返品※、安全な梱包をすべてのご注文でお届けします。

SF Cable, 6 ft DB9 F/F Null Modem Cable RS232

JPY 3277

Fast Shipping

Free Return*

安全な梱包

100％正規品

PCI DSS 準拠

ISO 27001認証取得

この商品の利点

製品詳細

どんな人にお勧めですか？

製品説明書

About This Item

お客様の質問と回答

SF Cable Modem Cables Editorial Review

お客様のレビュー＆評価

この商品のレビュー

長所

短所

プラットフォームの信頼性とお客様の安心

当店で購入する理由

価格推移

重要な情報

JPY 3277

特徴と利点

Ubuyの安心保証

Fast
Shipping

Free
Return^*