Online Spare Parts ReStore › Lufft-WS501 Lufft-WS501 $3,815.74 WS501-UMB Smart Weather Sensor w/ CMP3 Irradiance | All-in-one sensors (Air temp, RH, BP, Wind S&D) WS501-UMB Smart Weather Sensor w/ CMP3 Irradiance | All-in-one sensors (Air temp, RH, BP, Wind S&D) Quantity: Add To Cart Added! You Might Also Like Hoffman-ALFSWD Lufft-WS200 Rockwell A-B-2080-LC20-20QBBR Hukseflux-SR30-M2-D1-05 Weidmueller-1240920000