00:00Track indoor air quality now. Found best deals for top 5 NDIR carbon dioxide sensor modules.
00:07Test data ready, prices compared. First, MHZ-14A. Cost, $34.16. Best feature, triple output.
00:19Serial UART, PWM, analog output works simultaneously. Range 0 to 5,000 ppm.
00:27Solid pick for direct microcontroller integration without converter boards.
00:33Second, Winson MHZ-1911A. Price, $0.31. Best feature, massive detection range up to 10,000 ppm.
00:444.8 star rating across thousands sold. Buy for bulk sensor nodes or cheap indoor air monitors on
00:50tiny budget. Third, MHZ-19E. Cost, $14.47. Best feature, modern revision of classic Z19 lineage
01:02with UART plus PWM output. Range 400 to 5,000 ppm. Worth buying for home automation setups needing
01:11reliable daily readings. Fourth, MHZ-19B. Price, $253.55. Best feature, wide span from 200 to 10,000 ppm
01:23built for dedicated monitoring gear. 4.7 rating. Buy when commercial HVAC or industrial installations
01:31demand proven hardware. Fifth, Winson MHZ-16. Price, $34 flat. Best feature,
01:40top customer rating at 4.9 stars. Strong zero-point stability, gold-plated optical chamber.
01:48Pick this for precision monitoring where calibration drift ruins data.
01:53Sensor links in description below. Hit like, subscribe for more hardware tests.
