| Customer Reviews | 4.4 out of 5 stars 1,404 | 4.5 out of 5 stars 2,617 | 4.7 out of 5 stars 651 | 4.5 out of 5 stars 390 | 4.5 out of 5 stars 179 | 3.8 out of 5 stars 21 |
|---|---|---|---|---|---|---|
| Price | $32.99$32.99 | $32.99$32.99 | $19.90$19.90 | $20.98$20.98 | $8.99$8.99 | $8.99$8.99 |
| Connection | Plug and play | Plug and play | Wiring Connection | Wiring Connection | Plug and play | Wiring Connection |
| Switch temperature unit | Celsius or Fahrenheit | Celsius or Fahrenheit | Fahrenheit | Fahrenheit | ||
| Stage | 2 Stages(Heating and Cooling mode) | 1 Stage(either Heating or Cooling mode) | 1 Stage(either Heating or Cooling mode) | 1 Stage(either Heating or Cooling mode) | ||
| Power supply | AC 110V 50/60Hz / NEMA 5-15 AC Plug | AC 110V 50/60Hz / NEMA 5-15 AC Plug | AC 110V 50/60Hz | DC 12V | ||
| Relay contact capacity | 10A | 10A | 10A | 10A | ||
| Measure range | -58 ~ 230°F(-50 ~ 110°C) | -58 ~ 230°F(-50 ~ 110°C) | -4 ~ 220°F | -4 ~ 212°F | -58 ~ 230°F(-50 ~ 110°C) | -49 ~ 230°F(-45 ~ 110°C) |
| Accuracy | ±0.5 | ±0.5 | ±0.5 | ±0.5 | ||
| Product size | 4.9x4.5x1.9 inch (12.5x11.5x5 cm) | 4.9x3.6x1.8 inch (12.5x9.1x4.5cm) | 3.4x3x1.4 inch (8.5x7.5x3.5cm) | 3.4x3x1.4 inch (8.5x7.5x3.5cm) | ||
| Sensor Cable length | 3m(9.8ft) | 3m(9.8ft) | 3m(9.8ft) | 3m(9.8ft) | 3m(9.8ft) | 5m(16.5ft) |
| Temperature span between turn-on degree and turn-off degree | 0.1 ~ 25 | 0.1 ~ 288 | 1 ~ 25 | 1 ~ 25 |
| Customer Reviews | 4.5 out of 5 stars 49 | 3.7 out of 5 stars 22 | 4.4 out of 5 stars 7 | 4.0 out of 5 stars 4 | 4.5 out of 5 stars 1,370 |
|---|---|---|---|---|---|
| Price | — | — | — | — | $39.99$39.99 |
| Power supply | DC 4-25V | DC 4-25V | AC 110V | AC 110V | AC 110V |
| Stage | 1 Stage(either Heating or Cooling mode) | 2 Stages | 2 Stages(Heating and Cooling mode) | ||
| Accuracy | ±1 | ±1 | ±0.5 | ±3%RH | ±0.5 |
| Temperature span between turn-on degree and turn-off degree | 0.1~25 | 1% - 25% | 0.1~25 | ||
| Measure range | -4 ~230 F | -4 ~230 F | -4 ~ 212°F | 1% ~ 100% RH | -58 ~ 230°F(-50 ~ 110°C) |
| Sensor Cable length | 1m(3.3ft) | 1m(3.3ft) | 3m(9.8ft) | 1m(3.3ft) | 3m(9.8ft) |
| Switch temperature unit | Fahrenheit or Centigrade | Fahrenheit or Centigrade | Fahrenheit | Celsius or Fahrenheit |