Carrier HK50AA031 Comfortlink Digital Display and Keypad SKU: 5c5c38f02f77 Category: Carrier Contact us for pricing We can match or beat most prices. (610) 876-2000 Description Description HK50AA031 Programmed Standard Tier Display Module Related products KT 680 029 Read more EF 19ZE 024 Read more P502-8417S Read more OHB145J12 Read more