Taco TSR502-4 Two Zone Switching Relay – HVAC Equipment Supplies Dealer

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Best Deal Taco TSR502-4 Two Zone Switching Relay

Rating:

Amazon Price: N/A (as of May 30, 2026 4:14 am – Details). Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the Amazon site at the time of purchase will apply to the purchase of this product.

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Brand: Taco
Manufacturer: Taco

Features

Number of Zones: 2
Expandable to 120 Zones (20 Zone Panels); Includes the Priority Zoning Circulator
External Diagnostic Lights
Fully Enclosed Snap-Out Relays
Universal Design: Cold Start or Tankless Boiler

Manufacturer Info

PartNumber: SR502-4
Model: SR-502-4

Product Info

Color: White
Size: Standard
NumberOfItems: 1

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