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Upgrade SR501-4 Switching Relay, 1 Zone, Compatible with Taco SR501, SR501-4, 24V, for Hydronic Heating Systems

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New $72.59 (tax included) Number of stocks: 1

Used $29.04 (tax included) New Arrivals and Restocks Number in stock: 1

$43.55 cheaper than the new price!!

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New $72.59

Management number	218618270	Release Date	2026/05/03	List Price	$29.04	Model Number	218618270
Category	Tools & Home Improvement Building Supplies HVAC Furnace Parts & Accessories Relays

【Direct Replacement for Taco SR501】 This SR501-4 relay is designed as a direct, drop-in replacement for the popular Taco SR501 switching relay, ensuring perfect compatibility and easy installation in existing systems without any modifications.
【Reliable Single Zone Control】 Provides dependable control for one heating zone in hydronic (hot water) systems. Perfect for baseboard heat, radiators, or a single zone in a larger system, ensuring comfort where you need it.
【Simplified Installation & Wiring】 Features clear terminal labels and a straightforward wiring design, making it easy for HVAC professionals and experienced DIYers to install or replace quickly and correctly.
【Durable 24V Operation】 Built for safety and compatibility with standard low-voltage HVAC control systems. Operates on 24V, making it a reliable and energy-efficient component for your heating setup.
【Trusted Performance & Durability】 Built to the same high standards you expect from the Taco brand. This relay ensures long-lasting, reliable performance to manage your heating zone season after season.

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