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Comprehensive South African guide to 7201JBK-C PCB connectors: specs, wiring diagrams, mounting techniques, troubleshooting, and sourcing tips from Communica.
Understand specs, applications, and South African supply notes for this versatile PCB connector.
Step-by-step advice on soldering, polarity, and integrating with standard circuit layouts.
Local purchase insights and solutions for common connector issues in SA builds.
The 7201JBK-C is a widely used PCB (Printed Circuit Board) connector designed for reliable panel or board-to-board connections in low to moderate power circuits. Whether you're a hobbyist assembling a DIY project, a student building lab hardware, or an engineer overseeing a South African manufacturing line, mastering the 7201JBK-C makes expensive rework and reliability issues less likely. This guide explores specifications, circuit integration, soldering techniques and practical troubleshooting - with Communica's local availability always in mind.
Before using the 7201JBK-C in your circuit, know its parameters. The connector is typically a 2.54mm pitch, through-hole header ideal for logic circuits, power rails, sensors, and prototype modules. Always verify pinout and datasheet for your batch.
| Parameter | Typical Value | SA Context |
|---|---|---|
| Pin pitch | 2.54mm | Standard for prototyping & breadboard compatibility |
| Rated current | 2-3A (check datasheet) | Suitable for logic, small relays, LED strips, UART |
| Pin number | 2-12+ | Choose as per your circuit's I/O |
| Operating temperature | -40 degreesC to 85 degreesC | Fits classroom, lab, or enclosures |
| Mounting style | Through-hole | Easy for manual or reflow soldering |
In South Africa, these connectors are a staple for Arduino, Raspberry Pi HATs, relay interfacing, and low-cost custom boards, thanks to widespread stock at suppliers like Communica.
A tertiary engineering student building a temperature logger may use the 7201JBK-C as the interface between a sensor PCB and a main processor board. Using 4-6 pin pieces, signals (Vcc, GND, SDA, SCL) are linked with quality jumper cables, providing secure but easily disconnectable wiring that withstands repeated lab use.
[Sensor Board]
| | | |
Vcc GND SDA SCL
| | | |
[ 7201JBK-C Header ]
| | | |
[Jumper Cables]
| | | |
[Main PCB Input]
Always match connector pin 1 on both boards; mismatched or reversed orientation is a leading cause of damage.
Communica maintains extensive stock of the 7201JBK-C and compatible connector systems, with branch pickup and reliable online fulfilment. Popular brands for headers, housings, and terminals include Amphenol, Molex, and TE Connectivity. You can match connectors to enclosures, tools, and test accessories in the Connectors Collection or shop by brand as needed. Lead times for bulk orders are typically under 7 business days in major metros, but check online or call ahead for urgent academic/production needs.
Free shipping for orders over ZAR 1,000.00.
Get a full refund if you had the product for less than 7 days.
Nationwide delivery within 2 - 4 working days.
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Verified customerNicolene
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I visit Communica once in a blue moon. Always wish i have more time to look at everything. Good & friendly service. Nothing wrong with a queuing syste...
Currently have only purchased items from their on-line store. Received what I ordered plus quick delivery. No complaints to date.
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I needed a heat-sensitive diode as one of my Philips appliances had had a failure. Philips wants you to throw the entire thing away, but I tried look...
I got the most pleasant service from Sydney and Windie
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Wide range of electronic components. Very likely to find what you are looking for. Arthur was very helpful. Don't bother trying to call for informatio...
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Verified customerNicole was very helpfull and friendly.
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Verified customerFor Sonoff ewelink WiFi switch.
Verified customerThank you for your patience ma'am Mpho
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Verified customerBig electronic component shop. Counter can be very busy. Lots of parking.
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Verified customerWhatever you need they have
Verified customerLarge number of electronic components
Verified customerCan spend hours in there
Verified customerRather a slow process
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Verified customerPlace if definite interest
Verified customerGet electronic kits
Verified customerWide range of components
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Verified customerelectronics sales warehouse
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Verified customerhuge selection
Verified customerCool electronics
Verified customerFascinating
Verified customerWaiting time can be annoing.
Verified customerCommunica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
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