Customer Approved Since 1971


After working with the original HotSpot™ Company, Ernest Herrera Sr. broke away and started his own company in 1971. Today, TempuTech, Inc. is owned and managed by his son Tom Herrera Sr. TempuTech’s 18,000 sq. ft. corporate offices are located 15 minutes south of Memphis, Tennessee in Byhalia, Mississippi. With the help of Ernest (Skip) Herrera Jr. (brother) and Tom’s two sons, the company offers years of experience and service to the Grain and Feed Industry. Regional based technicians in such areas like Iowa and Arkansas keeps travel cost down and provides quick response to calls for service.

TempuTech is a technology driven company that provides scalable hardware and software solutions whether it is a small farm with local bins or large elevator and dryer facilities; TempuTech can design and install a solution that can meet your requirements. As a developer, manufacturer, and dealer TempuTech can provide Bin Temperature and Grain Management products for any size facility. Other products and services include a complete line of Automatic Aeration Control and Hazard or Critical Safety device monitoring. Custom software to assist operators with early warning of belt slowdown and belt alignment situations keeping your facility safe and OSHA compliant.

TempuTech provides service for most manufacturers’ equipment with service technicians trained to analyze and detect problems in all types of analog or digital equipment and sensors. Temputech provides standard as well as custom manufactured sensing and displaying equipment for a wide variety of grain and seed storage or process control. Sensors we manufacture or stock include most varieties of Thermocouples, RTD’s, FET’s, Thermostats, and NPN or PNP proximity sensors. These sensors typically monitor Rub Blocks for Belt Alignment, Bearings sensor for high temperatures, and RPM for belt speed and belt slippage. They come in both standard open leads or Stainless Steel armored encased. Common repair items are carried on every service truck to repair any motion slowdown/hazard monitoring issue at your facility.

Our newly developed technology in the field of grain rehydration or drying includes the use of moisture sensors installed into the bins grain mass as well as an ambient weather station to determine the optimum times to activate fans automatically to achieve the desired moisture content. This is based on the EMC (Equilibrium Moisture Content) as well as the target moisture desired from each product and defined by the end user or operator.

One of our recent technology partnerships is with General Electric Intelligent Properties OEM Group this new relationship opens the door for our clients and customers to remotely manage their facilities from a secure Cloud environment in addition to the local HMI and operator interfaces. - Thomas M. Herrera Sr., President TempuTech, addressing employees in 2005

Today Our Real Time Operational Intelligent Solutions will keep our company leading the way to help customers work smarter with real time data.