1S9SW100 (AGS54 Outdoor Temperature Sensor) is a robust outdoor temperature sensor designed for HVAC and building automation applications. It features an NTC10k sensing element with a wide temperature measurement range of -50°C to +90°C, housed in a durable IP65-rated polyamide enclosure for reliable operation in harsh outdoor environments. Its compact design and high accuracy make it ideal for monitoring ambient temperatures in commercial and industrial buildings.