Ehtisham Arshad; Larik, R. M.; Syed Aqeel Haider; Attaullah Khidrani; Asad Amjad; Usman Humayun; Muhammad Rashid; Arfeen, Z. A.; Areej, F.; Ubedullah; Khairiah, F. Over-Voltage Protection Circuit for Tripping & Switching of 220V Appliances Using Relay Module and Python-Based Algo. IJIST 2025, 7, 286-300.