Doorbell Transformers

4 products
    4 products
    40TR 24V/40VA Wired Door Bell Transformer for Powering Multiple Smart Doorbells and Thermostats
    30TR Door Bell Transformer, 16V/30VA, Compatible with Ring and Other Video Doorbells, UL Certified
    3TRAN Tri-Volt (8vac/10VA, 16vac/10VA or 24vac/20VA) Doorbell Transformer
    16TR 16V/10VA Doorbell Transformer