Honeywell AT72D1006 Step Down Transformer 40VA 24V 120VAC

Honeywell model AT72D1006 Transformer. 24V control circuit step-down transformer designed to power any 24V control system, including thermostats, gas valves and relays.

• Override protection provided.
• Color-coded lead wires for primary connections.
• Energy limiting, meets NEMA Standard DC20-1992.
• Transformer is marked NEMA Type D.
• Meets NEC Class 2 not wet, Class 3 wet and U.L. 1585 requirements.
• Mount within proper enclosure.

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

• Override protection
• Color-coded lead wires for primary connections
• Energy limiting and meets NEMA Standard DC20-1992
• Transformers are marked NEMA Type D enclosure
• Meets NEC Class 2 not wet, Class 3 wet and UL 1585 requirements

Product Specifications
Dimensions (in.)3 7/32 in. high x 2 7/32 in. wide x (1 1/16 into plate x 2 in. above plate) deep
Dimensions (mm)81.8 mm high x 56.4 mm wide x (27 mm into box x 50.8 mm above box) deep
Temperature Range (F)-20 F to +105 F
Temperature Range (C)-29 C to +41 C
Item TypeProduct
Mounting4 x 4 in. plate-mounted, protruding into junction box
Electrical Ratings
Primary voltage--120 Vac; Secondary voltage--26.5 
V.O.C.Frequency50 Hz; 60 Hz
Approvals, Underwriters Laboratories Inc.UL Component Recognized.Approvals, Canadian Standards AssociationCertifiedNEMA 
RatingNEMA type D
Approvals, N.E.C.NEC Approved.
Electrical Connections (Primary)(in.)9 in. leadwires
Electrical Connections (Primary)(mm)229 mm leadwires
Electrical Connections (Secondary)(in.)(2) screw terminals
Electrical Connections (Secondary)(mm)(2) screw terminals
Electrical Ratings, Output24 Vac at 40 VA