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Caleffi ZVR103 Z-One Relay Series - 3 Zone Valve Switching Relay Caleffi ZVR103 Z-One Relay Series - 3 Zone Valve Switching Relay Caleffi ZVR103 Z-One Relay Series - 3 Zone Valve Switching Relay Caleffi ZVR103 Z-One Relay Series - 3 Zone Valve Switching Relay

Caleffi ZVR103 Z-One Relay Series - 3 Zone Valve Switching Relay

  • SKU #: CALEZVR103
  • UPC #: 8016615438147
  • MPN #: ZVR103
MSRP: $211.00
$158.25
In Stock 5 Project Pricing

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CALEFFI ZVR103 Valve Switching Relay - 3 Zone

The ZVR series is a zone valve and boiler operating control for multiple zone hydronic heating systems. The ZVR series interfaces with low voltage thermostats, or any other low voltage controllers having a switching action. LED indicators provide functional status and easy system troubleshooting.

  • Compatible with 2, 3 and 4-wire thermostats or other low voltage controllers with switching action
  • 120 VAC input
  • Heavy duty, sealed relays
  • 3 pump outputs (120 VAC/5 A) 3 zone valve outputs (24 V)
  • Zone priority selectable with 1-hour time-out feature
  • Convenient R,W,C and T,T,COM dual labeling at thermostat terminals
  • System pump status (on/off) during priority selectable
  • Dry contacts (XX,AUX, ZONE 1 E/S) capable of switching line voltage
  • Replaceable, snap-fit 40 VA transformer
  • Automatic resettable fuse on 24 V circuit
  • Large screw terminals for ease of wiring. On-board ground terminals
  • Front panel LED indicator light for functional status
  • ETL certified to CSA and UL standards
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