1. HVAC Thermostats Offered
  2. sku: 7195545970837604
  3. HONEYWELL T4051A

HONEYWELL T4051A Line Voltage Thermostat Heating Nos 1003 120/240V

T4051a Honeywell 1003 Line Voltage Thermostat Heavy Duty Heating 120/240v Nos

( Brand: Honeywell ), ( Manufacturer Part Number: T4051A ), ( Model: T4051A 1003 ), ( Part Type: Thermostat ), ( Voltage: 240 V ), ( Country Of Origin: Mexico ), ( Programmability: Non-programmable )

Review HONEYWELL Line Voltage Thermostat Heavy Duty Heating 120/240v Nos

Introducing the Honeywell T4051A 1003 Line Voltage Thermostat, a reliable and efficient solution for your home heating system. This thermostat is designed for use with line voltages of 120/240 volts and does not require a separate power transformer, making it a great option for those looking to simplify their installation process.

The Honeywell T4051A 1003 is a versatile and user-friendly thermostat, allowing you to easily adjust temperature settings to maintain a comfortable environment in your home. The large, easy-to-read digital display ensures that you always know the current temperature and desired setting. Additionally, this thermostat features a simple rotary dial control, enabling you to make precise adjustments with ease.

One of the standout features of the Honeywell T4051A 1003 is its advanced technology, which includes a Smart Response function that quickly and accurately adjusts the temperature to your desired setting. This thermostat also includes a hold feature, allowing you to temporarily override the temperature setting for up to 4 hours.

Another advantage of the Honeywell T4051A 1003 is its sleek and modern design, which will complement any home decor. The thermostat is also equipped with a built-in temperature sensor, ensuring accurate temperature readings throughout your home.

Installation of the Honeywell T4051A 1003 is a breeze, thanks to its clear and concise instructions and easy-to-follow diagrams. The thermostat also includes a wire labeling system, making it simple to identify and connect wires during installation.

Overall, the Honeywell T4051A 1003 Line Voltage Thermostat is a top-quality and reliable heating solution for your home. With its advanced technology, user-friendly design, and simple installation process, this thermostat is sure to meet all of your heating needs and provide you with a comfortable and energy-efficient living environment.

Honeywell T4051A 1003 Line Voltage Thermostat: A Detailed Analysis

The Honeywell T4051A 1003 is a line voltage thermostat designed for heating systems that operate on 120/240 volts. In this analysis, we will discuss the key features, advantages, and disadvantages of this thermostat to help you make an informed decision.

Features:

1. Line voltage compatibility: This thermostat is suitable for heating systems with a line voltage of 120/240 volts.

2. Digital display: The large, clear digital display ensures easy temperature reading and adjustment.

3. Programmability: The thermostat offers 7-day, 5/2-day, and 1-week programming options.

4. Comfort control: The T4051A features a "comfort control" function that maintains a consistent temperature within 1 F of the set point.

Advantages:

1. Energy savings: With its advanced programming capabilities, this thermostat can help you save energy and reduce utility bills.

2. Easy installation: The thermostat is relatively easy to install, and it comes with a detailed instruction manual.

3. Durable construction: The Honeywell T4051A is built to last, with a sturdy construction that can withstand frequent use.

4. Flexible mounting options: The thermostat can be mounted on the wall or on a base, providing flexibility in installation.

Disadvantages:

1. Complex programming: While the thermostat offers advanced programming options, some users may find the process confusing.

2. Limited compatibility: This thermostat is designed specifically for line voltage heating systems and may not be suitable for other types of systems.

3. No smart home integration: The T4051A does not offer smart home integration, meaning you cannot control it remotely using a smartphone or voice assistant.

Conclusion:

The Honeywell T4051A 1003 line voltage thermostat is an excellent choice for homeowners with line voltage heating systems who want advanced programming capabilities and energy savings. Its large digital display, durable construction, and flexible mounting options make it a popular choice among consumers. However, its complex programming interface and lack of smart home integration may deter some users. Ultimately, if you're looking for a reliable, energy-efficient thermostat for your line voltage heating system, the Honeywell T4051A is worth considering.

Recommendation:

If you're looking for a line voltage thermostat with advanced programming capabilities and energy savings, the Honeywell T4051A 1003 is a strong contender. However, if you prefer a simpler interface, consider the Honeywell TH8320U1008 programmable thermostat or the non-programmable Honeywell T87. If you require smart home integration, look into thermostats such as the Nest Learning Thermostat or the Ecobee SmartThermostat.

Details:

voltage : 120V / 240V AC. This is a New Old Stock NOS unit, perfect for industrial heating applications or as direct replacement discontinued systems. Temperature Range: 50 F to 80. Condition Note: Box has some crushing/wear, but the unit inside is clean and ready for installation.

Action: Closes on temperature fall Heating. For sale is a Honeywell T4051A 1003 Heavy Duty Line voltage Thermostat. Includes: Original mounting plate, screws, and set-point knob. Model: T4051A 1003.

part #: t4051a prices

  • $35.00-$124.99

specifications thermoditto:

  • brand: Honeywell
  • mpn: T4051a
  • model: T4051a 1003
  • part type: Thermostat
  • voltage: 240 V
  • country of origin: Mexico
  • programmability: Non-programmable

general thermoditto:

  • Heating, Cooling Air > Thermostats > Programmable Thermostats
  • condition: Open box

payments thermoditto:

  • other
  • credit card: Diners-club
  • wallet: Google-pay

shipping thermoditto:

  • service: USPS Ground Advantage
  • class: Standard
  • transit: 3-9 Days
  • type: Calculated
  • cost: $10.47
  • carrier: USPS

returns thermoditto:

  • paid by: Buyer
  • policy: Returns Accepted
  • method: Money back
  • time: 30 Days

offer thermoditto:

  • started: March 4, 2026
  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0

seller thermoditto:

  • rating: 100.0%
  • city: Burlington, North Carolina
  • # reviews: 252
part type: thermostat, voltage: 240 v, country of origin: mexico, programmability: non-programmable,
category: home & garden > heating, cooling air > thermostats > programmable thermostats, sku: 7195545970837604,

Honeywell T4051A Is Similar To:

thermoditto logo
5 offers $35.00–$124.99 USD
  • Offer #1: $99.69 price + $0.00 shipping estimate = $99.69* total. Item color: White. Item model number: TH8320R.FREE SHIPPING
  • Offer #2: $35.00 price + $14.46 shipping estimate = $49.46* total. Shipped with USPS Priority Mail. HONEYWELL.+$14.46 shipping
  • Offer #3: $124.99 price + $0.00 shipping estimate = $124.99* total. D-U-N-S: 01-246-1875. Honeywell.FREE SHIPPING
  • Offer #4: $49.99 price + $19.50 shipping estimate = $69.49* total. Honeywell - Heavy Duty Line Voltage Thermostat.+$19.50 shipping
  • Offer #5: $49.95 price + $9.69 shipping estimate = $59.64* total. Action: Closes on temperature fall (Heating). Model:.+$9.69 shipping

Copyright © thermoditto.com