Honeywell Transformer, 120 VAC Primary, 26.5 VAC Secondary, 40 VA, 50/60 Hz, Universal Mount, NEMA D, -20 to 105 deg F, 2-7/32 in W x 3-1/16 in D x 3-7/32 in H, Domestic
Override protection Color coded lead wires for primary connections Energy limiting and meets NEMA Standard DC20-1992 Transformers are marked NEMA Type D enclosure Mounting - can be foot mounted, plate mounted on 4 x 4 in, 4 in octagon or 2 x 4 in electrical boxes (transformer all above plate or 3/4 above plate), or clamp mounted via a junction box knockout