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  3. ROBERTSHAW K-909-43

ROBERTSHAW K-909-43 Thermostat

K-909-43 Robertshaw Thermostat

( Brand: Robertshaw ), ( Manufacturer Part Number: K-909-43 ), ( Model: ROBERTSHAW K-909-43 ), ( Part Type: Thermostat ), ( Control Style: Dial, Analog/mechanical ), ( Power Source: Corded Electric, Electric ), ( Color: Silver ), ( Country Of Origin: Mexico )

Review ROBERTSHAW Thermostat

The Robertshaw K-909-43 is a reliable and efficient thermostat designed for residential heating applications. This thermostat is a 24V AC single-stage model, which means it can be used to control a variety of heating systems, including furnaces, baseboard heaters, and electric water heaters.

The K-909-43 thermostat features a large, easy-to-read dial with white numbers on a black background for clear visibility. The temperature setting can be adjusted in 1-degree increments between 40 F and 85 F, allowing for precise control over the temperature of your home. The thermostat also includes a "heat" and "cool" setting, making it suitable for use in both heating and cooling modes.

One of the key features of this thermostat is its quick-response design. It is equipped with a fast-acting bimetallic temperature sensor, which enables the thermostat to accurately sense temperature changes and respond accordingly. This ensures that your heating system comes on and shuts off at the desired temperature, providing consistent comfort in your home.

The K-909-43 thermostat also includes a number of convenient features to make your life easier. For example, it has a "vacation mode" that can be used to save energy when you're away from home. This mode keeps the temperature at a low setting to prevent freezing, but doesn't activate the heating system unless the temperature drops below a certain threshold.

Another feature of this thermostat is its adjustable temperature hold. This allows you to set a temperature range instead of a specific temperature. Once the temperature reaches the upper limit of the range, the thermostat will hold it there until the temperature drops below the lower limit, at which point it will activate the heating system to bring the temperature back up.

The K-909-43 thermostat is designed for easy installation and comes with a mounting kit and detailed instructions. It also includes a test switch, which allows you to test the thermostat's electrical connections before installation to ensure safe and proper wiring. Overall, this thermostat is a great choice for anyone looking for a reliable and efficient way to control their home heating system.

The Robertshaw K-909-43 thermostat is a popular choice for those seeking a reliable and accurate temperature control solution for their appliances. Here are some pros and cons that can help you make an informed decision about purchasing this thermostat:

Pros:

1. Accuracy: The Robertshaw K-909-43 thermostat is known for its high accuracy in maintaining the desired temperature.

2. Versatility: It can be used with various types of appliances, including water heaters, air conditioners, and refrigeration units.

3. Durability: This thermostat is built to last with its heavy-duty construction and corrosion-resistant materials.

4. Easy to Install: The thermostat comes with clear instructions and is relatively easy to install.

5. Adjustable Settings: It offers adjustable temperature settings, allowing users to customize the temperature to their preference.

Cons:

1. Limited Compatibility: This thermostat may not be compatible with all types of appliances, so it's essential to check the specifications before making a purchase.

2. Manual Control: The Robertshaw K-909-43 thermostat does not offer remote control or Wi-Fi connectivity.

3. No Temperature Display: The thermostat does not have a built-in temperature display, requiring users to refer to the appliance's temperature gauge.

In conclusion, the Robertshaw K-909-43 thermostat is a reliable and accurate temperature control solution that offers versatility, durability, and easy installation. However, its limited compatibility, lack of remote control or temperature display, and manual control may be drawbacks for some users. Ultimately, the decision to purchase this thermostat depends on your specific needs and preferences. If accuracy, durability, and ease of installation are your priorities, then the Robertshaw K-909-43 thermostat may be an excellent choice for you. If you require remote control or temperature display features, you may want to consider other options in the market.

Details:

Wells Food Warmers: model's such as HMP, MOD 100 5 SMP, SS206, and TSW-100. Temperature Range. Switch Type: Single Pole Throw SPST with snap-action silver contacts for precise thermal management. Electrical Rating: 25 Amps at 250VAC.

It is a Type K heavy-duty model commonly used as replacement part for food warmers and commercial kitchen equipment from brands like Wells, Star Manufacturing, Bloomfield. Often associated with the search for K-909-43 is a snap-acting, single-pole single-throw SPST electric thermostat designed high-temperature commercial and industrial applications. Star Manufacturing / Bloomfield: Various warming units requiring precise temperature control. Capillary length : 42 inches.

part #: k90943 price

  • $45.00

specifications thermoditto:

  • brand: Robertshaw
  • mpn: K-909-43
  • model: Robertshaw K-909-43
  • part type: Thermostat
  • control style: Dial, Analog/mechanical
  • power source: Corded Electric, Electric
  • color: Silver
  • country of origin: Mexico

returns thermoditto:

  • policy: No Returns

seller thermoditto:

  • city: Tucson, Arizona
  • # reviews: 336
  • rating: 96.8%

shipping thermoditto:

  • transit: 5-10 Days
  • cost: $7.03
  • carrier: USPS
  • type: Calculated
  • service: USPS Ground Advantage
  • class: Standard

offer thermoditto:

  • quantity: 1
  • options: Ship-to-home
  • started: April 22, 2026
  • sold: 0
  • availability: In Stock

general thermoditto:

  • condition: Used
  • Heating, Cooling Air > Thermostats > Programmable Thermostats

payments thermoditto:

  • credit card: Diners-club
  • wallet: Google-pay
  • other
part type: thermostat, control style: dial, analog/mechanical, power source: corded electric, electric, country of origin: mexico,
category: home & garden > heating, cooling air > thermostats > programmable thermostats, color: silver, sku: 7815882874213722,

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1 offer $45.00 USD
  • Offer #1: $45.00 price + $7.60 shipping estimate = $52.60* total. Robertshaw K-909-42 (often associated with the search for ) is a.+$7.60 shipping

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