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In todayu2019s security-conscious world, Closed Circuit Television (CCTV) systems are essential for both residential and commercial surveillance. But while cameras, DVRs/NVRs, and cables usually get all the attention, one component thatu2019s often overlookedu2014but criticalu2014is the Switch Mode Power Supply (SMPS). Choosing the right SMPS, particularly between a 4 channel smps for cctv and a 16-channel model, can significantly impact the reliability, safety, and efficiency of your CCTV installation.
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