Argo Industries ARM6P 6-Zone Expandable Switching Relay, 120 VAC, 7.2 amp, SPST, 30 VA

• Electronic fuse - auto reset
• Robust transformer - enough to handle up to 15 zones
• Double-sided printed circuit board construction - 100% factory tested for reliability
• Clearly marked terminals with clamping plates
• Separate xx (isolated switch) and ZC/ZR Relays protect boiler aquastat
• Priority safety timer - Ensures other zones get heat every 30 min and prevents freeze-ups
• 5 sec time delay for boiler shut-off
• Relay diagnostic light - easily seen through window on cover
• Premium plug-in replaceable relays
• 24 VAC transformer terminals
• Plug-in, add-on zone modules (AD-1 or AD-4)
• Switchable priority
• 1/3 HP high relay load rating

Sid Harvey Item #:R512-6: Replaces Part #:'s : 5C914,
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IDEC Systems & Controls SH2B-05 8-Pin DIN Rail Mount Relay and Timer Socket, 300 volt, 10 amp

• Compact midget size saves space
• High switching capacity
• Comes with two horseshoe clips
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  Idec Relays SH2B-05

Honeywell Sync RxSK100A3 Aluminum Non Service-Rated Transfer Switch, 100 The Honeywell Sync transfer switch easily manages two large loads right out of the box without adding additional components or hardware. It uses advanced load shedding technology to create an efficient system that accommodates a range of coverage requirements. Need more load management capability? Increase large load management to the Sync transfer switch system by adding up to four DLM modules, which can be easily placed anywhere along the line, indoors or outside. This flexibility is ideal for larger homes with multiple air conditioners.,
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Honeywell RxSM200A3 1-PH Service-Rated Sync Transfer Switch, 120/240 volt, The Honeywell sync transfer switch easily manages two large loads right out of the box without adding additional components or hardware. It uses advanced load shedding technology to create an efficient system that accommodates a range of coverage requirements. Need more load management capability? Increase large load management to the sync transfer switch system by adding up to four DLM modules, which can be easily placed anywhere along the line, indoors or outdoors. This flexibility is ideal for larger homes with multiple air conditioners.,

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Honeywell RXSM200A3

Mars Snap on side mounted auxiliary switches

• Engineered for today's most demanding commercial refrigeration and HVAC applications
• Totally enclosed, used for use in controlling contactors

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Mars 61615 Professional Grade Auxiliary Switch, SPDT

• Engineered for today's most demanding commercial refrigeration and HVAC applications
• Totally enclosed

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Honeywell Aquatrol AQ25142B Boiler Reset Control for Single Temperature, Residential Hydronic Heating Systems

• 0 - 10 VDC modulating output for driving a modulating/condensing boiler
• Displays outdoor temperature on all AQ1000 thermostats when used with the included AQ12C10 outdoor sensor
• Customizable control settings allow for greater control and comfort, domestic hot water priority and priority override protection, as well as an automated test and purge feature
• Intuitive and accessible programming interface and central program of zone set points and setback programming
• Zoning control for up to four zones and can be up to 64 zones using expansion panels, test and purge feature for quick start-up and simplified troubleshooting
• Boiler short cycling protection, boiler post purge and boiler shock prevent from cold water returning to boiler
• 10 sec to 30 min off boiler heat post purge
• 30 sec per 2 weeks of space heating inactivity pump/valve exercise
• Heat demand (thermostat R-W), auxiliary demand and DHW demand, external dry contacts connection only
• Low voltage, class II, 2-wire polarity-insensitive, digital communicating link to other control or zoning modules

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Taco SR120-001RP Line voltage Plug-In Cube Replacement Switching Relay, 120 volt

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Taco SR120-001RP

Taco SR024-001RP Replacement Switching Relay, 24 volt

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York Parts S1-024-19138-001 Cube Style Relay 24 VAC 3PDT
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Field Controls 46111100 Relay Kit, 120 volt, SPST

• Includes 120 volt relay, (1) relay base, (2) #8 sheet metal screw, (2) 5" black wire leads, (2) 5" blue wire leads, (1) retaining wire

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