Product Description
Taco's SR503 is a three-zone switching relay designed for priority control of circulators. It enhances efficiency in hydronic heating systems, making it suitable for various industrial and commercial applications.
- Three zones with priority control for better heat management.
- Compact design fits in tight spaces.
- Adjustable delay settings optimize system performance.
Product Highlights
This reliable switching relay assures optimal performance and energy efficiency by controlling circulators based on water temperature or external signals.
Product Information
Standard Information
Technical Specifications
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Item Number: SR503
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Brand: Taco
