What is the Johnson Controls A19ABA-40C temperature controller used for?

The Johnson Controls A19ABA-40C temperature controller is designed for regulating the temperature in heating or cooling systems. It's widely used in HVAC applications to maintain a desired temperature by controlling line voltage devices such as heaters, fans, and more. This allows for effective climate control in residential and commercial settings. For instance, you could use it to keep a greenhouse at optimal temperatures during colder months, ensuring that plants thrive.

How does the mechanical operation of the A19ABA-40C work?

The A19ABA-40C operates using a bimetallic mechanism that reacts to temperature changes, providing a reliable and straightforward control solution. When the temperature fluctuates to a preset level, the bimetallic element moves and opens or closes the electrical contacts, turning the connected device on or off. This simple yet effective design is ideal for maintaining consistent comfort levels in environments such as workshops or storage rooms.

What are the power requirements for the A19ABA-40C controller?

The Johnson Controls A19ABA-40C is designed for use with line voltage systems, typically operating at 120, 208, or 240 volts AC. It's important to ensure that the connected devices match these specifications to ensure safety and functionality. For example, if you're integrating it within a commercial heating system, confirming the voltage ratings is crucial to avoid malfunction or damage to equipment.

Can the A19ABA-40C be used in outdoor applications?

While primarily intended for indoor use, the A19ABA-40C can be utilized in outdoor environments, provided it's housed in an appropriate protective enclosure to shield it from elements like moisture and extreme temperatures. This versatility makes it useful for outdoor HVAC control situations, such as controlling heating in a patio area during colder months, enhancing comfort in outdoor spaces.

Does the A19ABA-40C include a temperature range adjustment feature?

Yes, the Johnson Controls A19ABA-40C allows for temperature range adjustments, typically between 40°F and 90°F. This feature enables users to customize their settings for specific applications—whether you need to keep your home at a cozy temperature or maintain a cooler environment for sensitive equipment. The flexibility in adjustment makes it suitable for various scenarios, from residential to industrial.

Is installation of the A19ABA-40C difficult?

The installation of the A19ABA-40C is generally straightforward, provided that you have basic electrical knowledge. It comes with clear instructions for connecting to the power supply and load. For those unfamiliar with electrical systems, seeking professional assistance may be recommended. This controller is perfect for DIY enthusiasts looking to upgrade their temperature management systems in homes or small businesses.

What materials is the A19ABA-40C made from?

The Johnson Controls A19ABA-40C features a durable thermoplastic housing that is both robust and resistant to most environmental factors. This construction ensures longevity and reliable performance over time. Its design is well-suited for everyday use in various climates, making it an excellent choice for controlling temperature in environments that experience varying conditions.

Can this controller be used for both heating and cooling systems?

Yes, the A19ABA-40C is versatile enough to be used in both heating and cooling systems. It can effectively turn on heaters or activate cooling fans depending on the temperature settings you have configured. This feature allows for comprehensive climate control, making it ideal for applications where temperature needs fluctuate, such as in workshops or seasonal storage areas.

What size of area can the A19ABA-40C temperature controller effectively manage?

The efficacy of the A19ABA-40C can cover varied area sizes, depending on the heating or cooling equipment it's connected to. Typically, it can efficiently regulate environments ranging from small rooms to larger spaces when integrated with appropriate systems. For instance, pairing it with a robust heater can provide steady warmth throughout a garage or other sizable indoor area.

如何從 Ubuy 在線購物 Johnson Controls A19ABA-40C Line Volt Mechanical？

從 Ubuy 在線購物 Johnson Controls A19ABA-40C Line Volt Mechanical 非常簡單。. 您只需搜索產品，在結賬時選擇運輸方式，然後將其運送到您所在的位置。

Johnson Controls A19ABA-40C Line Volt Mechanical 可以在 Hong Kong 在線購物嗎？

是的，您可以在 Ubuy Hong Kong 以合理的價格購買該產品。. Johnson Controls A19ABA-40C Line Volt Mechanical 在本地不可用，但您可以信任我們的快遞服務。

下訂單後需要多長時間才能收到產品？

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Johnson Controls 觀看原文

Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller

Designed for broad temperature control applications in refrigeration, air conditioning, and heating with precision accuracy.

Johnson Controls

物品 #: 116273707

Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller

Q: Where can I buy Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller?

You can purchase the Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller from Ubuy in Hong Kong. Ubuy offers a wide selection of home improvement products including this temperature controller, making it easy to find what you need for your temperature control solutions.

92% of respondents would recommend this to a friend

物品 #: 116273707

HKD 839

~~HKD 960~~

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Designed for broad temperature control applications in refrigeration, air conditioning, and heating with precision accuracy.

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What Stands Out

Precision Control

Ensures accurate temperature management for optimal comfort in residential and commercial settings, addressing common issues of inconsistent heating or cooling.

User-Friendly Design

Designed with a straightforward interface, allowing easy adjustments without complex programming, ideal for users who prefer simplicity over digital complexity.

Durable Construction

Built to withstand various environmental conditions, offering reliability and longevity while minimizing the need for frequent replacements, making it a cost-effective choice.

產品詳情

Brand Name	Johnson Controls
UPC	785028083708
Unit Count	1 Count
Manufacturer	Johnson Controls
Number of Items	1
Part Number	Johnson Controls
Display Type	LCD or LED
Operating Temperature	225 u00b0F
Color	gray, black
Material Type	Metal
Item Weight	16 ounces (453.6 grams)
Brand	Johnson Controls
Material	Metal

Who Should Buy?

Homeowners
Ideal for homeowners seeking straightforward temperature control for baseboard heaters or other heating systems.
HVAC Professionals
Suitable for HVAC professionals needing a reliable and easy-to-install mechanical temperature controller in residential settings.
Small Business Owners
Great for small business owners wanting to maintain efficient heating in individual rooms or small commercial spaces.

Tech-Savvy Users
Not suitable for users wanting advanced features like Wi-Fi connectivity or smart home integration.

產品敘述

Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller

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客戶問題與解答

題: 如何從 Ubuy 在線購物 Johnson Controls A19ABA-40C Line Volt Mechanical？

回答: 從 Ubuy 在線購物 Johnson Controls A19ABA-40C Line Volt Mechanical 非常簡單。. 您只需搜索產品，在結賬時選擇運輸方式，然後將其運送到您所在的位置。
題: Johnson Controls A19ABA-40C Line Volt Mechanical 可以在 Hong Kong 在線購物嗎？

回答: 是的，您可以在 Ubuy Hong Kong 以合理的價格購買該產品。. Johnson Controls A19ABA-40C Line Volt Mechanical 在本地不可用，但您可以信任我們的快遞服務。
題: 下訂單後需要多長時間才能收到產品？

回答: 您訂購的產品的交貨時間根據您訂購的商品和您選擇的運輸方式而有所不同。. 結賬時會提到預計送貨時間，所以購物時請放心。

Johnson Controls Temperature Controllers Editorial Review

The Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller is a reliable device designed to maintain temperature with precision. This model, featuring a sleek gray and black design, combines functionality and aesthetics, making it a valuable addition to your system. constructed from durable metal, this controller ensures longevity while being lightweight at 16 ounces. Users appreciate its straightforward operation thanks to the clear LCD or LED display, allowing for easy monitoring of temperature settings.

Customer Reviews & Ratings

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優點

Sleek gray and black design complements any decor
Made from durable metal for longevity
Lightweight at 16 ounces for easy installation
Clear display enhances user experience
Ideal for precise temperature control

缺點

Limited color options available

Platform Trust & Buyer Confidence

3.8/5 120 reviews

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F Zhang

Verified buyer

“Good product, and smooth delivery!”

18-Jul-26 · via Trustpilot

Roxy

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“Great products and services”

17 April 2026 · via Trustpilot

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“Ubuy Hong Kong is a game-changer. I was looking for a specific American brand that doesn't ship to Asia, and Ubuy had it in stock. The selection of global products is incredible. It saves me the hassle of using freight forwarders or asking friends to bring items over. The process was seamless from checkout to delivery”

6 July 2026 · via Trustpilot

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“I?m always nervous buying electronics and skincare online, but Ubuy Hong Kong delivered exactly what I ordered and it was 100% genuine. It?s refreshing to find a platform that you can actually trust with premium brands. Will definitely be a returning customer.”

3 July 2026 · via Trustpilot

Sam

Verified buyer

“Great product, good packing, the goods arrived quickly and well protected.”

6 June 2026 · via Trustpilot

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HKD 839

~~HKD 960~~

現在訂購，約可在下列時間收貨：星期五, 十一月 06

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特色和優勢

Suitable for a wide range of applications including frozen food cases and beverage coolers.
Available temperature control ranges from -30 to 225F (-35 to 105C).
Features precision, snap-acting dust-tight contacts.
Options for NEMA 1 or NEMA 4X weatherproof enclosures.
Offers precision 'repeat' accuracy.
Resistant to barometric pressure and cross ambient conditions.

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Johnson Controls A19ABA-40C Line Volt Mechanical Temperature Controller

HKD 839

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

產品詳情

Who Should Buy?

產品敘述

客戶問題與解答

Johnson Controls Temperature Controllers Editorial Review

Customer Reviews & Ratings

評價此產品

優點

缺點

Platform Trust & Buyer Confidence

WHY SHOP WITH US

Product Price History

重要資訊

HKD 839

特色和優勢

Ubuy Assurance

Fast
Shipping

Free
Return^*