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

★★★★★ 4.5 61 reviews

US$29.04
Price when purchased online
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US$29.04
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 218618270 Release Date 2026/05/03 List Price US$29.04 Model Number 218618270
Category
  • 【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.
UPC 762191073316
Wattage 1200 watts
Brand Name BBAYYAO
Part Number SR501-4
Coil Voltage 24 Volts
Contact Type Normally Open
Manufacturer BBAYYAO
Mounting Type Plug In Mount
Connector Type Plug-In
Current Rating 50 Amps
Operation Mode Automatic
Contact Material Silver Alloy
Specification Met 1
Included Components SR501-4 Switching Relay
Minimum Switching Voltage 24 Volts

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4.5 out of 5
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61 ratings | 25 reviews
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