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
Marketing Descriptions
Honeywell 40 VA transformers power 24V systems including thermostats, gas valves and relays.