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Find current analog pH meter kit prices for South African labs and makers. See selection tips, compatibility advice, and where to source quality kits locally at Communica.
Learn how analog pH meters work with Arduino, Pi, and PLC gear.
See what influences cost, local stock listings, and typical lead times in South Africa.
Get tips on choosing, wiring, and troubleshooting pH kits for student or industrial use.
Analog pH meter kits offer a practical way to measure water, nutrient, or solution acidity using familiar electronics. In South Africa, they're popular with hydroponics growers, students, and industrial technicians thanks to their simplicity, Arduino/ESP/Raspberry Pi compatibility, and locally available support parts.
At their core, analog pH meters include three main components:
Kits integrate with a wide variety of platforms found in South Africa's schools or labs. Many are drop-in compatible with Arduino analog pins or Raspberry Pi (using an ADC), ideal for rapid prototyping, automation builds, and science education.
The price of analog pH meter kits in South Africa varies by brand, included accessories, and import status. At local suppliers such as Communica, you will commonly see these price brackets (estimates, incl. VAT):
| Kit Type | Typical Price (ZAR) | Includes |
|---|---|---|
| Entry-level (OEM/clone) | R250 - R400 | Amplifier board, probe, cables |
| Mid-range (DFRobot, Keyestudio) | R450 - R900 | Kit, basic calibration powder, upgraded probe |
| Lab/industrial-grade* | R900 - R1800 | Professional probe, enclosure, full calibration kit |
*Industrial kits at this price point may require longer lead times. Always check the latest in-stock listings and brand datasheets via Communica's sensor category.
Analog pH probes generate a millivolt signal (typically -414mV to +414mV across pH 0-14) that is not directly readable by most microcontrollers' ADCs. The kit's amp board amplifies and offsets this signal so the controller reads a voltage between 0-3V (for a 0-14 pH range), making integration straightforward:
When choosing an analog pH meter kit for local SA projects, consider the following:
[ pH Probe ]----(BNC)---[ Signal Board ]---A0---[ Arduino ]
| |
VCC GND
If using a 10-bit ADC (0-1023 for 0-5V):
So, for a raw ADC code of 420:
pH = 7 + ((420 - 512) / 36.7) ~ 4.5 (acidic)
Communica's sensors collection often lists these lines, with real-time stock display and local branch pickup/collection options. VAT invoices and account quoting are available for universities, colleges, and industrial buyers across SA.
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.
Very friendly and helpful; and a wide selection of items (at their location). You can also purchase via their WebSite; I have never been disappointed...
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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 customerFor Sonoff ewelink WiFi switch.
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Verified customerPlace if definite interest
Verified customerGet electronic kits
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Verified customerWaiting time can be annoing.
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