Best Jonson Controls in 2026

Great for turning a chest freezer into a keg refrigerator

Easy to set up and use

Plug unit into wall and then run the sensor into your freezer

Save up to 23% annually on heating and cooling costs (compared to a hold of 72°F)

Control from anywhere using your Android or iOS device

Add SmartSensor to manage hot or cold spots and deliver enhanced comfort to the rooms that matter most

Air Comfort Indicator: This humidity meter with humidity level icon indicates air conditions - DRY/COMFORT/WET, allowing this humidity sensor to ensure you’re always aware of changes to your home/household with just a quick glance

High Accuracy & Quick Refresh Rate: This inside thermometer features a high accuracy of ±2–3%RH and ±1°F, making it ideal for measuring fluctuating readings like those found in a greenhouse; Data measurements are updated every 10 seconds to give you the latest updates on your environment

High & Low Records: This hygrometer digital thermometer displays high/low temperature and humidity levels to allow you to make proper comparisons using your home’s data

Face Icon Comfort Indicator: Humidity temperature gauge features face icons to indicate DRY/COMFORT/WET air conditions, quickly informs you how to adjust your humidifier or dehumidifier to achieve optimal comfort

Highly Accurate Sensors: This temperature humidity sensor features a high accuracy of ±1°F/°C and ±2%-3%RH, making it ideal for measuring dynamic environments like greenhouses

Fast Refresh Rate: This digital indoor thermometer refreshes every 10 seconds to provide the latest updates for temperature and humidity readings

No more programming: With Auto-Schedule, the Google Nest Learning Thermostat learns from you and programs itself..Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page

Home/Away Assist: don't heat or cool an empty home. Home/Away Assist adjusts the temperature after you leave.

Remote control: Control your thermostat from anywhere using the Nest app.

COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor. The Honeywell Wi-Fi Smart Thermostat does have an auto changeover feature in which the thermostat automatically selects heating or cooling depending on the indoor temperature. Heat and cool settings must be at least 3 degrees apart. The thermostat will automatically adjust settings to maintain this 3-degree separation.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available rebates. Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.

ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page

The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No

Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home; easily program an energy efficient schedule in the Google home app on your Android or iPhone

ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available energy savings rebates to save on your purchase (rebate finder link above). Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.

Easy programming takes only minutes

Clear, large, easy to read backlit display with soft-touch button interface

Precise temperature control (+/- 1 degree F) with auto change from heat to cool

🌟🌟【Two Modes】Have two relays. Switch between cooling and heating modes. Support °F/°C display.

🌟🌟【Setting Value】Control the temperature by setting the temperature set value and the difference value.

🌟🌟【Different Functions】Refrigerating control output delay protection, and temperature calibrating.

Protect again tampering, damage and unauthorized adjustment of thermostat settings.

Fits Honeywell Home thermostat families RTH8xxxx, RTH7xxxx, RTH6xxxx, RTH5xxxx, CT3x and other models measuring 6 1/16 W x 5 1/16 H x 2 5/8 D inches or smaller.

Actual size of thermostat guard: 6. 5" H x 7. 5" W x 3" D.

🥇🥇【Easy to use】 Supports °C/°F display.

🥇🥇【Dual relay】able to power refrigeration and heating equipment as conditions change.

🥇🥇【Dual Display Window】Displays measured temperature and set temperature at the same time.

Supports Centigrade or Fahrenheit unit display.

The sensor can easily be replaced.

Maximum output load: 1100W (120V).

Simple to use: plug it in, set the temp ranges, place the probe, plug in the heater/cooler into the marked outlet.

Be able to connect with refrigeration and heating equipment at the same time.

Easily calibrated.

Save up to 26%*per year on heating and cooling costs. ENERGY STARcertified. Included SmartSensor (50 dollar value) adjusts the temperature in the rooms that matter most to reduce hot or cold spots to keep you comfortable.*Compared to a hold of 72°F/22°C..Power consumption : Up to 3.5 VA. Operating Temperature Range : 32° to 130°F (0° to 55°C).

Included SmartSensor keeps you comfortable where you are, not just where your thermostat is. Simply place SmartSensor in the bedroom, office, or child’s room for total comfort and control.

Control from anywhere with your iOS or Android device

On-Demand Backlight - Easy to read in various lighting conditions

Soundproof Operation - Reduces "clicking" noise heard with conventional thermostats

Heating Indicator - At-a-glance confirmation that the heat is on

With a large touchscreen display, the VisionPRO 8000 WiFi Programmable Thermostat makes it easy to control your home comfort.

Program a schedule for every day of the week or control the temperature remotely anytime from the Total Connect Comfort app.

Adaptive Intelligent Recovery

Smart floor and air sensor modes and intuitive 7-day programable schedule automatically adjusts heat to ensure flooring is at desired temperature when requested.

Enable the away feature to ensure the system is not active when you are out and utilize the calendar to recognize daylight savings time .

Works with both 120 and 240 voltage with GFCI for safety, contains built-in 15 amp relay control, and energy use monitor for tracking operation hours.

The RTH6360D offers flexible 5-2-Day or 1-Week programming so you can set your own schedule for comfort and energy conservation.

Backlit LCD display shows current room temperature and set point temperature simultaneously.

Smart Response Technology learns how long it takes to achieve the right temperature at the right time and automatically runs your system to get to your desired temperature when you want it.

Simplified Design---Plug and play, easy to set. Support °C/°F display.

Dual Relay Output---Be able to connect with cooling and heating equipment at the same time. Maximum output load: 1650W(110V)

Dual Display Window---Be able to display real-time temperature and set temperature at the same time.

✓ EFFORTLESS COOLING SETUP: Simply place the probe, plug-in the thermostat controller, and use the large 3-button interface to choose your desired temperature setting. Digital display supports units in both Fahrenheit and Celsius. Note: the controller is designed to have a 2-3 degree buffering zone before powering on again after reaching set temperature.

✓ EASE OF MIND: Handy LED cooling and power indicator lights allow you to see the controller’s status even in total darkness. Controller features a convenient hanging tab, and a bright, easy-to-read display inside a tough plastic housing.

✓ RUGGED CONSTRUCTION: The cord for the temperature probe and grounded 3-prong plug measure an extended 6-feet in length, designed to suit almost any application you can imagine.

Easy-to see and read. large, clear backlit digital display

Standard display size 1.5 square inches

Easy-access battery replacement door

👍👍【Android & IOS WIFI App】WIFI APP - WIFI smart controller supports both IOS & Android. WIFI connection supports 2.4GHz Wi-Fi band with free “INKBIRD” APP to control the temperature remotely.

👍👍【Dual Relay Output】Dual relay - able to power refrigeration and heating equipment as conditions change.

👍👍【High/Low Temperature Alarm】 Set High/Low temperature alarm when the temperature is over or under preset temperature or the sensor experiences a malfunction.

Simplified Design---Easy to set. Support °F display

One Relay Output---Switch between heating mode and refrigeration mode according to the device you plug into the controller. Maximum output load: 1100W(110V)

Safe Protection---High and low temperature alarms are available when the temperature overshoots your desired temperature. Compressor delay protection time setting and Temperature calibration

Back draft damper for insertion into 4 inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. The flap is suitable for retrofitting, since it is completely inside the duct

A tight sealing and fastening of the duct is achieved by the rubber strip attached to the outside of the draft blocker damper. The rubber seal prevents loud rattling when the flap blades open and close. The housing of the flap is made of galvanized steel, the flap blades are made of aluminum, the axle and spring are made of stainless steel

Designed for use in AC, dryers, exhaust, extractor or range hoods, heating systems, vents and other residential, commercial and industrial HVAC applications

WE'VE IMPROVED THE TEMP CONTROLLER: This is NOT a humidity controller! Simplified operation, larger power, wider control range, standard U.S. outlet, enhanced waterproof sensor probe. Get the new version right now. NO WIFI connection!

HEATING OR REFRIGERATION WORKING MODE: Switch between heating mode and refrigeration mode according to the settings and device you plug into the controller. NO wifi connection!

MAX LOAD: Rated for 10A,1100W at 110V. Outlet not compatible with 2 hot lines 220V plug (Celsius or Fahrenheit Read-out).

Country Of Origin: United States

Model Number: TH4110U2005/U

Item Package Dimension: 6.49999999337" L x 5.099999994798" W x 2.299999997654" H

On-Demand Backlight - Easy to read in various lighting conditions

Soundproof Operation - Reduces "clicking" noise heard with conventional thermostats

Heating Indicator - At-a-glance confirmation that the heat is on

Simplified Design---Plug and play, easy to set. Support °C/°F display

Dual Relay Output---Be able to connect with cooling and heating equipment at the same time. Maximum output load: 1100W(110V)

Dual Display Window---Be able to display real-time temperature and set temperature at the same time.

It does indeed read in deg F.

Can control both heating and cooling output

Has an alarm to indicate sensor failure or high temperature