Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each
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Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each
The A421 Series Electronic Temperature Controls feature remote sensing capability, interchangeable sensors, and a simple three-button touchpad interface making it easy to set up cooling or heating.
Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each
Articolo #: 11341052

Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each

86% degli intervistati lo consiglierebbe a un amico

Articolo #: 11341052

€ 120

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Ordina subito e ricevilo entro Sabato, Settembre 19
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The A421 Series Electronic Temperature Controls feature remote sensing capability, interchangeable sensors, and a simple three-button touchpad interface making it easy to set up cooling or heating.
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Cosa salta all'occhio

Precision Temperature Control
Achieve accurate temperature settings with advanced electronic controls, ensuring optimal comfort and efficiency in your environment while minimizing energy consumption.
User-Friendly Interface
Featuring an intuitive digital display, the interface makes it simple for users to set and monitor temperatures effortlessly, enhancing overall usability for all skill levels.
Energy Efficiency
Designed to lower energy consumption, this control unit not only saves money on bills but also promotes a sustainable approach to climate management without sacrificing performance.

Dettagli del prodotto

Shop Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each online at a best price in San Marino. B077Y5X7S9
Brand NameJohnson Controls
UPC645220630707
Unit Count1 Count
Global Trade Identification Number10662011536502
Number of Packs1
ManufacturerJohnson Controls Inc
Number of Items1
Included ComponentsA99BB-200C Temperature Sensor
Item Type NameJohnson Controls
ModelA421ABC-02C
Part NumberA421ABC-02C
Display TypeLCD
Operating Temperature212 u00b0F
ColorGray
Item Weight16 ounces (453.6 grams)
BrandJohnson Controls

A chi è consigliato?

Suitable For
  • Homeowners

    Ideal for homeowners looking to optimize energy efficiency and maintain comfortable home temperatures automatically.

  • HVAC Professionals

    Great for HVAC technicians needing reliable temperature control solutions for installations and repairs.

  • Businesses

    Beneficial for businesses requiring consistent climate control for premises to ensure comfort for employees and customers.

Not Suitable For
  • Budget Shoppers

    Not suitable for individuals seeking low-cost options as it may come with a higher price point.

DESCRIZIONE DEL PRODOTTO

Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each

Hai qualche domanda? chatta con noi

Domande e risposte dei clienti

  • Domanda: What features does the Johnson Controls A421ABD-02C provide?

    Risposta: The Johnson Controls A421ABD-02C is designed with multiple features such as adjustable set points, direct control of a single-stage cooling or heating system, and a digital display for easy monitoring. These features enable efficient temperature regulation in various environments, ensuring comfort and energy savings. Ideal for HVAC systems, this control unit can be used in commercial and residential applications, effectively managing temperature settings for precise climate control.
  • Domanda: How does the installation of the A421ABD-02C work?

    Risposta: Installing the A421ABD-02C involves mounting the control unit, connecting power wires, and setting up sensors for accurate temperature reading. The process typically requires basic electrical knowledge and tools. Once in place, users can easily calibrate it to meet specific needs, making it suitable for both DIY enthusiasts and professionals. This flexibility allows for quick adjustments in temperature settings, contributing to a more comfortable indoor environment.
  • Domanda: Can I use the Johnson Controls A421ABD-02C in a residential setting?

    Risposta: Yes, the A421ABD-02C is perfectly suited for residential applications. Its single-stage control capabilities make it an excellent choice for home HVAC systems. With the ability to regulate various heating and cooling systems, homeowners can ensure optimal comfort throughout their living spaces. This unit allows for seamless integration into existing systems, enhancing overall home efficiency.
  • Domanda: What is the temperature range of the A421ABD-02C?

    Risposta: The Johnson Controls A421ABD-02C offers a broad temperature range, typically between 30°F and 120°F (-1°C to 49°C). This wide range makes it highly adaptable for different climate conditions and applications. Whether you need to maintain lower temperatures in cold storage or manage moderate temperatures in living areas, this control unit can effectively handle the requirement, ensuring reliable performance in diverse environments.
  • Domanda: Is the A421ABD-02C compatible with various HVAC systems?

    Risposta: Yes, the A421ABD-02C is designed to work seamlessly with various heating and cooling systems. Its single-stage design makes it compatible with standard HVAC setups, ensuring that it can effectively manage temperature controls in different scenarios. From forced air systems to smaller heating units, this versatility makes the A421ABD-02C a preferred choice for both residential and light commercial applications.
  • Domanda: Does the A421ABD-02C have a digital display?

    Risposta: Absolutely! The A421ABD-02C features a clear digital display that shows current temperature readings and set points. This makes it easy to monitor and adjust settings according to your needs. The digital display enhances user interaction, allowing users to make quick changes effortlessly. This feature is particularly beneficial in environments where maintaining specific temperature conditions is critical, such as laboratories or climate-sensitive storage.
  • Domanda: What kind of sensors does the A421ABD-02C use?

    Risposta: The A421ABD-02C utilizes thermistor sensors that provide accurate and responsive temperature readings. These sensors ensure that the control unit maintains precise climate conditions by continuously monitoring the ambient temperature. Such reliability is crucial in environments requiring specific temperature thresholds, such as agricultural applications or server rooms, where fluctuations can lead to equipment failure.
  • Domanda: Can the A421ABD-02C control multiple devices?

    Risposta: The Johnson Controls A421ABD-02C is primarily designed for single-stage control, which means it typically manages one heating or cooling device at a time. However, it can be part of a larger control system that coordinates multiple devices. For scenarios needing extensive temperature management, integrating this unit with additional controls can create a comprehensive system to ensure consistent climate conditions across various spaces.
  • Domanda: What kind of power supply does the A421ABD-02C require?

    Risposta: The A421ABD-02C operates on a standard power supply, typically requiring 24 volts AC. This makes it compatible with most conventional HVAC systems. The low-voltage requirement ensures safe operation while providing effective temperature control. Users can easily connect the unit to existing power lines without significant modifications, promoting a straightforward integration into your current heating and cooling setup.
  • Domanda: Where can I buy the Johnson Controls A421ABD-02C in San Marino?

    Risposta: You can purchase the Johnson Controls A421ABD-02C Electronic Temperature Control on Ubuy, a reliable e-commerce platform that offers a variety of products including HVAC controls. Ubuy provides customers in San Marino with easy access to quality products, ensuring that you can find exactly what you need for your temperature management solutions.

Johnson Controls Temperature Controllers Editorial Review

Temperature Control, Close on Rise, Open on Rise,40 Degrees to 212 Degrees F, SPDT, 120/240VAC - 1 Each offers reliable temperature management, ideal for maintaining stable environments in various applications such as heating pads, fish smokers, and heater blowers. This Johnson Controls unit is designed for durable performance, and its interchangeable sensors provide flexibility, as highlighted by users who've experienced seamless transitions during use. Despite some initial confusion with instructions, once set up, this controller operates consistently and efficiently for years, making it a trusted choice for both residential and commercial settings.

Recensioni e valutazioni dei clienti

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Vantaggi

  • Reliable temperature management for various applications
  • Interchangeable sensors for flexibility
  • Durable performance over multiple years
  • User-friendly after initial setup
  • Stable environments for fish smokers and heaters

Contro

  • Instructions can be difficult to understand initially

Affidabilità della piattaforma e fiducia degli acquirenti

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4.2/5 9300 + recensioni
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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
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“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
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€ 120

Ordina subito e ricevilo entro Sabato, Settembre 19

Qtà:

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I nostri principali partner logistici
  • fedex
  • dhl
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Caratteristiche e benefici

  • Remote sensing capability and interchangeable sensors
  • Simple three-button touchpad interface for easy setup
  • Adjustable On and Off temperature set points for cooling or heating
  • Bright, adjustable backlit LCD screen displays the temperature
  • Available in Type 1 (NEMA)/IP20 or Type 4X (NEMA)/IP66 enclosures
  • Off-cycle defrost control available in certain models

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