What is the Taco SR503-4 3 Zone Switching Relay used for?

The Taco SR503-4 3 Zone Switching Relay is specifically designed for hydronic heating systems. It allows you to control up to three zones efficiently. By using individual thermostats for each zone, the relay enables precise temperature control, improving energy efficiency and comfort. This is particularly beneficial for larger homes or commercial spaces where different areas may require varying heating levels.

How does the Taco SR503-4 improve energy efficiency?

One of the key advantages of the Taco SR503-4 is its ability to independently control heating for multiple zones. By allowing each zone to be heated only when necessary, it reduces unnecessary energy consumption. Users can set different thermostats throughout the home or building, ensuring that energy is used efficiently, making it ideal for those looking to minimize utility costs while maintaining comfort.

What are the electrical specifications of the Taco SR503-4?

The Taco SR503-4 operates on 120 volts, with a maximum load capacity of 20 amps per zone. It is crucial to choose a unit that matches your system's specifications for optimal performance. With robust electrical components, this relay is engineered to handle the demands of a multi-zone heating setup, ensuring reliable operation in various conditions.

Can I use the Taco SR503-4 with different types of heating systems?

Yes, the Taco SR503-4 is versatile and compatible with various hydronic heating systems, including boilers and electric systems. This makes it an excellent choice for retrofitting existing installations or for new projects. Ensure that your current heating system can support this relay to enjoy its benefits fully.

What features does the Taco SR503-4 have for ease of installation?

The Taco SR503-4 is designed with user-friendly installation in mind. It features straightforward wiring diagrams and labels for easy connectivity, reducing installation time. This helps both professional installers and DIY enthusiasts ensure a secure and correct setup, which enhances the relay's performance from the start. Its compact design also allows for easy placement in control panels.

Are there any maintenance requirements for the Taco SR503-4?

Maintenance for the Taco SR503-4 is minimal, making it convenient for users. Regular checks on connections and ensuring there’s no dust buildup can help maintain its longevity. Keeping the area around the relay clear enhances airflow, which is essential for cooling electronics. This straightforward approach minimizes downtime and preserves efficient operation.

Is the Taco SR503-4 suitable for residential or commercial use?

The Taco SR503-4 is excellent for both residential and commercial applications. Its capability to control multiple zones makes it suitable for larger homes, and its robustness caters to commercial environments. Whether in a cozy household or a bustling business setting, it provides the necessary temperature management to ensure comfort across various spaces.

What are the benefits of multi-zone heating with the Taco SR503-4?

Multi-zone heating using the Taco SR503-4 allows for tailored temperature control across different areas. This can lead to significant energy savings as each zone is only heated as needed, reducing waste. Homeowners, for example, can maintain a warm living area while keeping bedrooms at a cooler temperature. This feature is especially useful in larger homes with varying heating needs.

How does the Taco SR503-4 handle power outages?

The Taco SR503-4 features a built-in design that helps it recover quickly after power outages. Once power is restored, the system resumes normal operation based on the previous settings, ensuring minimal disruption to your heating schedules. This reliability is critical, especially during colder months when consistent heating is vital.

Where can I buy the Taco SR503-4 3 Zone Switching Relay?

You can purchase the Taco SR503-4 3 Zone Switching Relay through Ubuy. They offer a range of home and heating products, making it easy to find the right equipment for your needs in Portugal. With a user-friendly interface, Ubuy simplifies your shopping experience, ensuring you can seamlessly acquire the Taco SR503-4 for your heating system.

How to Shop Taco SR503-4 3 Zone Switching Relay Online From Ubuy?

It’s easy to shop Taco SR503-4 3 Zone Switching Relay online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Taco SR503-4 3 Zone Switching Relay Available to Shop Online in Portugal?

Yes, at Ubuy Portugal this product is available for you to shop at a reasonable price. The Taco SR503-4 3 Zone Switching Relay is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Taco

Tailor your heating or cooling system to your specific needs with the highly customizable 3 Zone Switching Relay by Taco.

Taco

Item #: 1999918

Taco SR503-4 3 Zone Switching Relay

86% of respondents would recommend this to a friend

Item #: 1999918

€ 293

Price Details

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Multi-Zone Control

Efficiently manage up to three separate heating zones, optimizing comfort and energy use throughout your space.

User-Friendly Design

Features intuitive controls and clear indicators, making it simple for homeowners to set and adjust their heating preferences.

Durable Performance

Constructed for longevity, ensuring reliable operation for years, minimizing maintenance and replacement costs.

Product Details

Connector Type	Plug-In
Contact Type	Normally Closed
Current Rating	4.4 A
Mounting Type	Plug In Mount
Operation Mode	Automatic
Wattage	1
Contact Current Rating	50 A
Contact Material	Aluminum
Brand Name	Taco
UPC	782247473587 784497514478 687752857566
Unit Count	1 Count
Global Trade Identification Number	00687752857566
Included Components	3 Zone Switching Relay
Item Type Name	3 Zone Switching Relay
Item Weight	4 pounds (1.81 kg)
Manufacturer	Taco
Model	SR503-4
Part Number	SR-503-4

Who Should Buy?

Homeowners
Ideal for homeowners seeking efficient heating control across multiple zones in their residences.
HVAC Professionals
Perfect for HVAC contractors needing reliable relay solutions for zoning and efficient system management.
Energy Savers
Great for those focused on energy efficiency by minimizing heating waste through zoned control.

Single Zone Homes
Not suitable for residences with a single heating zone, as its features may be underutilized.

Product Description

Taco SR503-4 3 Zone Switching Relay

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Customer Questions & Answers

Question: How to Shop Taco SR503-4 3 Zone Switching Relay Online From Ubuy?

Answer: It’s easy to shop Taco SR503-4 3 Zone Switching Relay online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Taco SR503-4 3 Zone Switching Relay Available to Shop Online in Portugal?

Answer: Yes, at Ubuy Portugal this product is available for you to shop at a reasonable price. The Taco SR503-4 3 Zone Switching Relay is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Taco Relays Editorial Review

The Taco SR503-4 3 Zone Switching Relay is a useful unit for controlling circulating pumps with room thermostats. It is not designed to replace an aquastat for measuring water temperature nor to work with zone valves. The unit has LED indicators for activated zones but reviews note that they are hard to read. Customers have found the installation process to be easy, especially those who have replaced older, more confusing models. However, there are reports of some faulty circuits in the unit. The manufacturer's warranty covers this, but some customers report difficulty in getting replacements.

Customer Reviews & Ratings

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Pros

Easy installation
Controls circulating pumps with thermostats
LED indicators for activated zones

Cons

Not designed to replace an aquastat or work with zone valves

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

€ 293

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Taco SR503-4 3 Zone Switching Relay

€ 293

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

Taco Relays Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Product Price History

Important information

€ 293

Ubuy Assurance

Fast
Shipping

Free
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