Client Protection
Dedicated Support
Brannan 12/421/3 | Jumbo Max Min Thermometer & Hygrometer | Outdoor -50 to +70 °C, 20–90% RH
Brannan 12/421/3 is the jumbo design max/min thermometer and hygrometer, a white moulded case with two displays for indoor temperature and humidity or outdoor temperature. Indoor readings span -10 to +50 °C, the outdoor sensor on its 2 m cable covers -50 to +70 °C, and humidity is shown from 20 to 90% RH, all with maximum and minimum recording. A 12/24-hour clock with alarm and switchable °C/°F suit indoor, outdoor and agricultural monitoring.
Key features
- Max and min recording for temperature and humidity
- Stainless steel outdoor probe on 2 m cable (replacement 12/421/1 available)
- 12/24-hour clock with alarm
- Large 60 x 80 mm LCD
- Clip, stand and hanging hook
Brannan offers this part number with no calibration or with a UKAS calibration certificate at 1, 3 or 5 temperature points. A pre-calibrated THERMcert version is also listed as TC-006.
- Specifications
- Downloads
| Part Number | 12/421/3 |
| Brand | Brannan |
| Indoor Range | -10 to +50 °C/°F, ±1 °C |
| Outdoor Range | -50 to +70 °C/°F, ±1 °C (-10 to 60 °C), otherwise ±2 °C |
| Humidity Range | 20 to 90% RH, ±5% RH (30 to 90% RH), otherwise ±7% RH |
| Resolution | 0.1 °C / 1% RH |
| Probe | Stainless steel thermistor, 2 m cable |
| Clock | 12/24 hour with alarm |
| Battery | 1 x AAA |
| Display | 60 x 80 mm LCD |
| Material | ABS |
| Dimensions | 103 x 98 x 21 mm |
| EAN | 5011405124210 |
Related Products
Center 307 | Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 307 | Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 308 | Dual Input Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 308 | Dual Input Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 304 | Four Channels Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 304 | Four Channels Thermometer | Range -200~1370℃ ; -328~2498℉, Accuracy ±0.3%rdg+1℃ ; ±0.3%rdg+2℉
Center 303 | Dual Input Thermometer | Range K type: -200~1370℃, Accuracy ±0.1%+0.7℃, ±0.1%+1.4℉
Center 303 | Dual Input Thermometer | Range K type: -200~1370℃, Accuracy ±0.1%+0.7℃, ±0.1%+1.4℉
Center 301 | Dual Input Thermometer | Range K type: -200~1370℃ ; -328~2498℉, Accuracy ±0.3%+1℃, ±0.3%+1.8℉
Center 301 | Dual Input Thermometer | Range K type: -200~1370℃ ; -328~2498℉, Accuracy ±0.3%+1℃, ±0.3%+1.8℉
Center 302 | Thermometer | Range K type: -200~1370℃, Accuracy ±0.1%+0.7℃, ±0.1%+1.4℉
Center 302 | Thermometer | Range K type: -200~1370℃, Accuracy ±0.1%+0.7℃, ±0.1%+1.4℉
KIMO KIRAY 300 | Infrared thermometer | -50 to 1850 °C, 50:1
KIMO KIRAY 300 | Infrared thermometer | -50 to 1850 °C, 50:1
KIMO TM 210 | Multi-channel thermometer | 2 x Pt100, 4 x thermocouple
KIMO TM 210 | Multi-channel thermometer | 2 x Pt100, 4 x thermocouple