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Optocoupler Technology

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Relay

Arduino 4 channel relay module 4 way control board with optocoupler

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ONILAB LCD Magnetic Hotplate Stirrers – MS7-H550-Pro
Milwaukee MW100 PRO pH Meter – Portable, Manual Calibration, Lab-Grade Electrode | Made in Romania | Dhaka Robotics 25,000.00৳
PH Meter Digital – Lutron PH-221E (Made in Taiwan) 10,000.00৳
Lutron PH-223 Pen-Type pH Meter – Waterproof Digital pH Tester | Made in Taiwan | Dhaka Robotics

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ESP32 For Wemos D1 Mini WIFI Bluetooth Development Board 850.00৳
ATMEGA328P-PU PDIP-28 Microcontroller 530.00৳
ARDUINO NANO EVERY ATMEGA4808 1,230.00৳
Arduino Nano Ch340 410.00৳

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PH Meter Digital – Lutron PH-221E (Made in Taiwan) 10,000.00৳
pH Meter Pen Type (pH/Temp with ATC) PH55 Milwaukee Romania 11,000.00৳
Arduino Ethernet Shield W5100 R3 1,150.00৳
ARDUINO NANO EVERY ATMEGA4808 1,230.00৳

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  Flat – A3, Plot – 1/A, Road – 06, Sector – 03, Uttara. Dhaka – 1230,Bangladesh

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