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Product Specifications:
| Item | Line Volt Mechanical Tstat |
| Application | Heat Or Cool |
| Color | Gray |
| Contact Rating Resistive @ 120v | 16A |
| Contact Rating Resistive @ 240v | 8A |
| Contact Rating Resistive @ 277v | 7.2A |
| Contact Type | Snap Action |
| Depth | 1 13/16" |
| Enclosure Finish | Galvanized |
| Enclosure Material | Steel |
| Enclosure Nema Rating | 1 |
| Enclosure Type | Compact Enclosure |
| Full Load Amps @ 120v | 16A |
| Full Load Amps @ 240v Ac | 8A |
| Height | 4 3/8" |
| Includes | 5/8 In Mounting Clip |
| Inductive Amps @ 120v | 16A |
| Inductive Amps @ 208v | 9.2A |
| Locked Rotor Amps @ 120v | 96A |
| Locked Rotor Amps @ 240v | 48A |
| Max. Control Temp. | 110°F |
| Max. Operating Temp. | 110°F |
| Min. Control Temp. | 30°F |
| Min. Operating Temp. | 30°F |
| Mounting Type | Flat Surface |
| Number Of Cooling Stages | 2 |
| Number Of Heating Stages | 2 |
| Number Of Poles | 1 |
| Number Of Relay Control Output | 2 |
| Number Of Relay Inputs | 2 |
| Number Of Switches | 2 |
| Operating Temperature Range | 30°F to 110°F |
| Overall Depth | 1 13/16" |
| Overall Height | 4 3/8" |
| Overall Width | 2 1/8" |
| Pilot Duty | 125VA @ 24 To 277V AC |
| Pilot Duty Contacts | 125 VA |
| Pilot Duty Rating | 125 VA @ 24 to 277V AC |
| Remote Sensing Bulb Included | No |
| Remote Sensing Capability | No |
| Resistive Amps @ 208v Ac | 22A |
| Sensor Type | Hydraulic Air Coil |
| Switch Action | Open, Close On Rise |
| Switch Type | SPDT |
| Temp. Sensitivity | -2°F to +2°F |
| Temperature Differential | 3.5°F |
| Temperature Scale | Fahrenheit |
| Temperature Sensitivity | -2°F to +2°F |
| Thermostat Programmable | No |
| Voltage | 24-277V AC |
| Width | 2 1/8" |
Shipping Info:
| Ship weight (kg) | 0.45 |
| Ship height (cm) | 11.11 |
| Ship length (cm) | 4.6 |
| Ship width (cm) | 5.4 |
| Country of Origin | MX |
Product Variants
| Product | Model | Height | Voltage | Switch Action | Full Load Amps @ 240v Ac | Full Load Amps @ 120v Ac | Number Of Relay Control Output | Number Of Relay Inputs | Mounting Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
A28AA-29C | 4 3/8" | 24-277V AC | Open/Close On Rise | 8A | - | 2 | 2 | Surface Mount | €511.50 | |
![]() |
A28GA-23C | 3 53/64" | 24-277V AC | Open, Close On Rise | 3A | - | - | - | - | €378.29 | |
![]() |
A28MA-1C | 4 5/8" | 24-277V AC | Open, Close On Rise | - | - | - | - | - | €612.67 | |
![]() |
A28AK-2C | 2 1/2" | 24-277V AC | Open On Rise/Close On Rise | 3A | 6A | - | - | - | €348.24 | |
![]() |
A28AA-37C | 4 3/8" | 120-277V AC | Open On Rise/Close On Rise | 8A | 16A | - | - | - | €301.71 | |
![]() |
A28AK-1C | 4 3/8" | 24-277V AC | Open On Rise/Close On Rise | 3A | 6A | - | - | - | €453.28 | |
![]() |
A28AA-28C | 4 3/8" | 24-277V AC | Open, Close On Rise | 8A | 16A | 2 | 2 | Surface Mount | €518.62 |
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JOHNSON CONTROLS A28AA-4C Line Volt Mechanical Tstat, Heat or Cool, 2H/2C
€464.07 /unit







