Step Down Trans from the Step Down Transformer collection in Black finish

Nora's step down transformer is an accessory offered to take 277V supply voltage and reduce it to 120V. The transformer is installed by a qualified electrician on a supply junction box before the 120V load. Dimming - Primary Side Dimming on the primary side must be done with a 277V low voltage magnetic dimmer Dimming - Secondary Side Dimming on the secondary side (120V) must be done with a recommended compatible dimmer for the secondary load type Minimum Clearance Must be a minimum of 3" from thermal insulation and 1/2" from adjacent building components Step Down Transformers are Made in the USA.