NTC Sensor Thermostat Switch LCD Digital Temperature Controller Touch Screen Control Thermostat for Refrigeration Cooling

Good luck with your favorite purchasesNTC Sensor Thermostat Switch LCD Digital Temperature Controller Touch Screen Control Thermostat for Refrigeration Cooling Digital Temperature controllers for low temperature bottle coolers, refrigerated cabinets, tables and pizza counters, with energy saving strategies.

SH-251C 30A Dual-sensor Temperature controller (Non-touch Screen) SH3B21 16A Single-sensor Temperature controller (Touch Screen) SH3B23 16A Dual-sensor Temperature controller (Touch Screen) SH-251C Non-touch screen Thermostat_Dual Sensor 1.Power supply: 230VAC±10% 50/60Hz 2.Rated current of the relays:30A/250VAC 3.Use temperature:-5°C～55°CRelative humidity: 10%~90% RH (not condensing) 4.Storage temperature:-30°C～85°C 5.Product: Length81x Width 36 x Depth 76(mm) 6.Mounting size: Length 71 × Width 29 (mm) 7. Probe wire length: 2M (including the probe) 8. Temerature controlling range: NTC probe:-50...150°C(-50..302°F) 9.Display resolution: 1°C/0.1°C (With the switch mode between integer and decimal) 10.Accuracy: NTC: ±0.5°C(-30°C-50°C), others, ±1°C 11.Probe type: NTC(-50°C~150°C) SH3B21 Touchscreen Thermostat_Single Sensor 1.Container: grey self-extinguishing. 2.Heat and fire protection class: D. 3.Dimensions: according to model:- 78.0 x 36.0 x 37.0 mm (3.07 x 1.42 x 1.46 in; L x Hx P) with fixed screw connection terminal blocks 4.Method of mounting the command device: on panel,with snap-in brackets. 5.Shell protection rating: IP54 6.Operating temperature: from 0 to 55 °C (from 32 to 131°F). 7.Storage temperature: from -25 to 70 °C (from -13 to 158°F). 8.Humidity for use: from 10 to 90 % relative humidity withoutcondensate. 9.Power supply: 230 VAC (+10 % -15%), 50... 60 Hz(±3 Hz), 2 VA. SH3B23 Touchscreen Thermostat_Dual Sensor 1.Shell protection rating: IP54 2.Operating temperature: from 0 to 55 °C (from 32 to 131°F). 3.Storage temperature: from -25 to 70 °C (from -13 to158 °F). 4.Humidity for use: from 10 to 90 % relative humiditywithout condensate. 5.Power supply: 230 VAC (+10 % -15%), 50... 60 Hz(±3 Hz), 2 VA. SH-251C SH3B21 SH3B23