Advanced sensor technologies, gas sensors, RTD elements, humidity sensors, photo sensors, liquid level and flow sensors, particle sensors, and data loggers, are the field Toshniwal Sensing Devices Pvt. Ltd. (TSDPL) leads as a leading supplier, serving manufacturing, HVAC, agriculture, and environmental-monitoring customers. Established in 1984 in Ajmer and with more than three decades of expertise, it partners with global brands such as Shinyei, UST, and New Cosmos to deliver high-quality, reliable solutions across India. ISO 9001:2015 certified, it operates independently, focusing on customer satisfaction and inventive instrumentation.