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Item #: 21-452

Overlay 40-140 Deg F Robertshaw

Item #: 21-889

R C Dial-0 To 50 Psi Robertshaw

Item #: 21-923

OBSOLETE - Use 21-933 Robertshaw - Metal Stat Cover - No Thermometer

Item #: 21-936

Metal Stat Cvr Brushed Brass w/ Thermome Robertshaw - Metal Stat Cvr Brushed Brass w/ Thermometer

Item #: 21-943

Metal Stat Cvr - WArmer-Cooler Robertshaw

Item #: 210E 1.5

Lock Up Type 10Lb Max Maxitrol

Item #: 21672

Gordon Piatt 921000-3500

Item #: 22DTH-53M

Duct Temp+Hum Sensor A Duct sensor humidity / temperature active DC 15...24 V, 2 outputs 4…20 mA Probe length 5" [140 mm], probe diameter 0.77" [19.5 mm] NEMA 4X

Item #: 22DTH-53MQ

Duct Temp+Hum Sensor NTC20k A Duct sensor humidity / temperature+ NTC20k DC 15...24 V, output 4…20 mA Output passive NTC20k Probe length 5" [140 mm], probe diameter 0.77" [19.5 mm] NEMA 4X

Item #: 21D64-2

Silicon Nitride Retrofit Kit White-Rodgers