Brand Name
Part Type
Coil Voltage
Switch Action
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Functional Devices RIB2401D Enclosed Pilot Relay, 24 VAC/VDC, 120 VAC at 50/60 Hz, 10 amp, DPDT
  • Without gold flash
  • Without override switch
  • Continuous duty coil
  • When LED is on relay activated
  • Contact rating: 10 amp at 30 VDC resistive; 10 amp at 277 VAC general use; 1/2 HP at 120/240 VAC (NO), 1/3 HP at 120/240 VAC (NC)
Sid Harvey Item #:RIB2401D: Replaces Part #:'s : L42-862,
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Functional Devices RIB2401D

Item#:
RIB2401D
Manufacturer Item:
RIB2401D
Manufacturer:
FUNCTIONAL DEVICES LLC
Functional Devices RIBU1C Enclosed Pilot Relay, 10 - 30 VAC/VDC, 120 VAC at 50/60 Hz, 10 amp, SPDT
  • With gold flash
  • Without override switch
  • Continuous duty coil
  • When LED is on relay activated
  • Contact rating: 10 amp at 277 VAC/28 VDC resistive; 480 VA at 240 - 277 VAC pilot duty; 480 VA at 277 VAC ballast; 600 watt at 120 VAC (NO), 240 watt at 120 VAC (NC) tungsten; 1/3 HP at 120 - 240 VAC (NO), 1/6 HP at 120 - 240 VAC (NC), 1/4 HP at 277 VAC (NO), 1/8 HP at 277 VAC (NC)
Sid Harvey Item #:RIBU1C: Replaces Part #:'s : 29941,
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Functional Devices RIBU1C

Item#:
RIBU1C
Manufacturer Item:
RIBU1C
Manufacturer:
FUNCTIONAL DEVICES LLC
Packard PR293Q Switching Fan Relay, 24 volt Coil, SPDT
Sid Harvey Item #:R540-60: Replaces Part #:'s : 14054,

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Packard R540-60

Item#:
R540-60
Manufacturer Item:
PR293Q
Manufacturer:
PACKARD INC
Taco zone valve controls work with two, three or four wire zone valves. Fully fuse protected, they also include two isolated end switches and a built-in priority switch. The contractor friendly PC board layout eliminates the problems caused by incorrect wiring and the"unfinished" look of conventional zone valve installations.
  • External indicator lights
  • Switchable priority
  • Simplified wiring
  • Compact design
  • Fuse protected
  • Two isolated end switches
  • Extra set of dry contacts
  • Contractor friendly
  • PC board layout
  • Universal thermostat compatibility
  • 2 Power port slots
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Taco ZVC404

Item#:
ZVC404
Manufacturer Item:
ZVC404-5
Manufacturer:
TACO INC.
Features:
  • DPDT
  • Ice Cube Technology - Plug-in Replacement Relays
  • Auto-Reset Electronic Fuse Protection - Eliminates Nuisance Service Calls
  • 15VA Transformer/Full 10 Amp Load Rating
  • Robust Components Provide Years of Trouble-Free Service
  • 5-Year Warranty
  • Strongest Protection Available

    Argo Industries AR822

  • Item#:
    AR822
    Manufacturer Item:
    Z140C
    Manufacturer:
    ECR INTERNATIONAL /ARGO IND
    Argo Industries Three-Zone with Priority (ARH-3)
    • All ARH Models have plug-in connections for easy expansion up to 20 zones.
    • Multiple Terminals for 2-speed air handlers
    • Built-In Air Handler Freeze Protection
    • Switch-able Priority for domestic hot water applications.
    • LED Diagnostic Lights for easy troubleshooting.
    • Includes Strap-On Bi-Metal Aquastat to prevent cold air circulation in heating mode.
    • 100% Quality Controlled,
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      Argo Industries ARH3

    Item#:
    ARH3
    Manufacturer Item:
    Z180
    Manufacturer:
    ECR INTERNATIONAL /ARGO IND
    Robertshaw CONV32 Converter RS-485 Signals from the Controllers

    CONV32

    Item#:
    CONV32
    Manufacturer Item:
    CONV32
    Manufacturer:
    ROBERTSHAW CONTROLS CO.
  • Robust Push Terminals
  • Common-Sense LEDs
  • Clean, Professional Installation
  • Smaller Footprint
  • Variable-Speed Fan Control,
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    Honeywell HZ221K

  • Item#:
    HZ221K
    Manufacturer Item:
    HZ221K
    Manufacturer:
    HONEYWELL
  • Robust Push Terminals
  • Common-Sense LEDs
  • Clean, Professional Installation
  • Smaller Footprint
  • Variable-Speed Fan Control,
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    Honeywell HZ221

  • Item#:
    HZ221
    Manufacturer Item:
    HZ221
    Manufacturer:
    HONEYWELL
    Honeywell Home HPSR104 Switching Relay 4 Zone

    Honeywell HPSR104

    Item#:
    HPSR104
    Manufacturer Item:
    HPSR104/U
    Manufacturer:
    HONEYWELL
    Honeywell Home HPSR103 Switching Relay 3 Zone

    Honeywell HPSR103

    Item#:
    HPSR103
    Manufacturer Item:
    HPSR103/U
    Manufacturer:
    HONEYWELL
    Honeywell Home HPSR106 Switching Relay 6 Zone

    Honeywell HPSR106

    Item#:
    HPSR106
    Manufacturer Item:
    HPSR106/U
    Manufacturer:
    HONEYWELL
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