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Product Specifications:
| Item | Low Voltage Thermostat |
| 750mv Compatible | Yes |
| Amps | 1.5A |
| Application | Heat Or Cool |
| Automatic Changeover | No |
| Batteries Included | Yes |
| Battery Backup | Yes |
| Battery Type | (2) AA Batteries |
| Changeover Type | Manual |
| Color | White |
| Dehumidification Control | No |
| Depth | 1 7/64" |
| Differential Temp. | +0.2°F to +2°F |
| Digit Size | Easy Read |
| Display Type | Digital |
| Dual Transformer Compatible | No |
| Electrical Connection Type | Hardwired |
| Fan Settings | Auto On |
| Features | Heat Pump |
| Filter Change Reminder | Yes |
| Filter Indicator | No |
| Frequency | 50/60 Hz |
| Housing Color | White |
| Key Pad Lockout | No |
| Low-battery Indicator | Yes |
| Max. Control Temp. | 90°F |
| Max. Operating Temp. | 105°F |
| Min. Control Temp. | 44°F |
| Min. Operating Temp. | 32°F |
| Mounting Direction | Horizontal, Vertical |
| Mounting Location | Junction Box, Wall |
| Mounting Type | Sub Base Mount |
| Number Of Cooling Stages - Conventional System | 1 |
| Number Of Cooling Stages - Heat Pump System | 1 |
| Number Of Heating Stages (heat Pump System) | 2 |
| Number Of Heating Stages - Conventional System | 1 |
| Output Signal | Not Applicable |
| Overall Depth | 1 1/16" |
| Overall Height | 4 3/8" |
| Overall Width | 4 11/16" |
| Programmable Fan | No |
| Remote Sensing Capability | No |
| Shape | Square |
| Stages | 1 H/1 C Conventional |
| Stages Cool | 1 |
| Stages Heat Pump | 2 H/1 C Heat Pump |
| Stages Heating/cooling | 1 H/1 C Conventional, 2 H/1 C Heat Pump |
| Temp. Differential | 0.2°F to 2°F |
| Temp. Sensitivity | -1°F to +1°F |
| Temperature Limiting | No |
| Temperature Scale | Celsius, Fahrenheit |
| Terminal Designations | B, C, E, G, O, R, W2, Y |
| Thermostat Type | Low Voltage |
| Type | Low Voltage |
| Voltage | 18/30V AC |
Shipping Info:
| Ship weight (kg) | 0.31 |
| Ship height (cm) | 11.11 |
| Ship length (cm) | 2.7 |
| Ship width (cm) | 11.91 |
| Country of Origin | MX |
Product Variants
| Product | Model | Display Type | Application | Terminal Designations | Voltage | Mounting Direction | Differential Temp. | Mounting Location | Max. Control Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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T731W | Digital | Heat And Cool | B, C, Gh, Gl, O, R, W, Y | 18V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 90°F | €330.14 | |
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T721 | Digital | Heat Or Cool | B, C, G, O, R, W/E, W2, Y | 18V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 90°F | €127.11 | |
![]() |
T601-2 | Digital | Heat Or Cool | B, G, O, Rc, Rh, W, Y | 18V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 90°F | €88.38 | |
![]() |
T501M | Analog | Heat And Cool | B, G, O, Rc, Rh, W, Y | 24V AC | Vertical | 1°F | Wall | 90°F | €73.32 | |
![]() |
T771 | Digital | Heat Or Cool | C, G, Rc, Rh, Y/W | 18V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 99°F | €93.09 | |
![]() |
T701 | Digital | Heat Or Cool | B, C, G, O, Rc, Rh, W, Y | 18/30V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 90°F | €95.60 | |
![]() |
T731WO | Digital | Heat And Cool | B, C, Gh, Gl, O, R, W, Y | 18V AC | Horizontal, Vertical | +0.2°F to +2°F | Junction Box, Wall | 90°F | €391.04 |
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PRO1 IAQ T621-2 Low Voltage Thermostat, Digital, Heat or Cool, Manual, Cool-Emergency Heat-Heat-Off, Adj
€117.98 /unit







