The type of transformer required for installation is determined by the door chime unit. Doorbell transformers are normally within this specification 12-24V~ 10-30VA. Please refer to the door chime unit for transformer requirements.
The type of transformer required for installation is determined by the door chime unit. Doorbell transformers are normally within this specification 12-24V~ 10-30VA. Please refer to the door chime unit for transformer requirements.