Ranco K50-P1127-001 Cooler Thermostat Go to amazon.com Related posts Top 10 recommendation temperature controller ranco for 2024 FeatureCooler Themostat-Medium temp-True cooler DescriptionRanco K50-P1127-001 Cooler medium temperature thermostat. These thermostat kits are used mostly in wine cooler , upright beverage coolers , True two door coolers, etc.