Industrial IR Gun (IR-GUN-S) from ThermoWorks.
About: “The IR-GUN-S non-contact infrared thermometer is your best deal in a basic infrared gun. The IR-GUN-S Infrared Thermometer is designed for broad general purpose use in research, industrial applications, HVAC, construction, repair or maintenance services, and even around the house if you’re technically inclined.”
- High quality 12:1 optics
- Bright laser pointer
- Point and Shoot simplicity
- Max temp and hold features
- Easily switch from °C to °F
- Backlit display
- Adjustable emissivity
Since this is no touch, you can check the temp of yeast washing and yeast rehydration water and your starter wort without the risk of infection. I find mine particularly useful for rehydrating yeast.
Infrared thermometers should not be considered a direct replacement for your standard thermometer. A quality IR thermometer will give you a close approximation of surface temperatures. Note that steam seems to throw off readings. Uses include: Contained yeast rehydration water, chilled wort or starter temperature, kegerator, fermenter or fermenation area and beer tasting samples. If you’re looking for a standard thermometer, consider these two Top Finds: CDN DTQ450X – ThermoWorks Thermapen
As of this posting, this is marked down $20 from $69 to $49. Check ThermoWorks for current price and availability.