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SR502-4 SWITCHING RELAY, 2 ZONE, White, Standard (SR-502-4)
$431.99
Sale price
$431.99
Regular price
$708.99
FREE shipping on this itemShips from West Long Branch, NJ. Typically arrives in 3–7 business days.
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SR502-4 SWITCHING RELAY, 2 ZONE, White, Standard (SR-502-4)
Key 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
Measurements
- 10.2" L x 2.8" W x 6.7" H
Free shipping on orders $50+. 30-day hassle-free returns.







