Honeywell T4054 Catalog Page

Temperature Controllers

T4054 Return Air Controller

Provides SPDT heavy-duty, line-voltage temperature control in
ventilation, heating or cooling systems.

• Use in a variety of farm, industrial or commercial applications

• Wall or duct mount in any position

• Fast response, tin-plated element not affected by adverse environment

• Rugged case

• Mounts on flat surface with three screws

• T6064 provides fast response with hydraulic temperature
sensing elements mounted on the unit

Typ e: Filled element
Application: Provides control in heating systems
Dimensions, Approximate: 7 5/8 in. high x 2 5/8 in. wide x 2 in. deep

(194 mm high x 67 mm wide x 51 mm deep)

Accuracy: ±6 F (±3.3 C)
Sensor Element: Fast response capillary
Color: Gray
Contact Ratings (120 Vac): 16.0 AFL, 96.0 ALR
Contact Ratings (240 Vac): 8.0 AFL, 48.0 ALR
Volt ag e: 120 Vac or 240 Vac

Setpoint Temperature Range

Product Number

T4054A1000/U 36 F to 100 F 2 C to 38 C 1 SPST relay 1 Make R to B on temperature fall

T4054B1016/U 36 F to 100 F 2 C to 38 C 1 SPST relay 1 Make R to W on temperature rise

Output

Frequency: 50 Hz; 60 Hz
Maximum Operating Temperature: 125 F (52 C)
Differential Temperature: 3.5 F (1.9 C)
Contact Ratings (120 Vac): 16.0 AFL, 80.0 ALR
Contact Ratings (120 Vac): 8.0 AFL, 48.0 ALR

Approvals
Canadian Standards Association: CSA Listed: Report -1
Underwriters Laboratories, Inc: Listed: E4436, vol. 5, sec. 12,

Guide XAPX

Output
Typ e

Number of
Sensor Inputs Comments(F) (C)

344 customer.honeywell.com 70-6910