Product Description
Taco SR502-4 is a 2-zone switching relay designed to optimize your HVAC systems efficiency and operation. It features dual zones with priority control, making it an essential component for multi-zone heating systems.
- Expandable up to 120 zones with additional control panels.
- Includes external diagnostic lights for quick troubleshooting.
- Universal compatibility with most thermostat models.
Product Highlights
This Taco switching relay is engineered for durability and reliability. With its compact design, it facilitates easy installation and maintenance. The unit is fuse protected and provides a clear, easy-to-follow PC board layout for hassle-free setups.
Product Information
Standard Information
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Brand: Taco
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Model Number: SR502-4
Technical Specifications
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Voltage: 120 VAC
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Current: 15 Amps
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Number of Zones: 2, expandable
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Dimensions: 10 7/8 inches x 3 inches x 7 inches
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Mounting: Screw holes
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UL Listed: Yes, in US and Canada
