Zoning Control 4 Zone Expandable MPN:SR504-EXP-4

The TACO® 3 zone expandable switching relay's layout helps make short work of most jobs and allows for simple integration of advanced features. Its snap-in PC board easily replaces any zone switching relay without replacing or rewiring the entire box. Uses a standard "ice cube" replaceable relay that is compatible with conventional and programmable thermostats. Features external lights to provide instant diagnostic feedback.

Technical Specifications

• Item Zoning Control
• Type 4 Zone Expandable
• Switch Type 4 Zone Expandable
• HP 1/3 hp Per Zone
• Full Load Amps @ 120VAC 6 Per Zone
• Current Drawn (Amps) Max 20
• Height (In.) 11 in
• Width (In.) 3 1/4 in
• Depth (In.) 7 in
• Mounting Screw Holes
• Application Circulator Zoning and Boiler Control
• Agency Compliance UL Listed in US And Canada
• Includes Instruction Sheet

Manufacturer Details

• Manufacturer: Taco
• Condensed Mfg Number: SR504EXP4
• MPN: SR504-EXP-4

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: MX
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 8537109160
• GDS Category Name: HVAC Relays
• GDS Family Name: HVAC Controls and Thermostats
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 39121535
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Switches and controls and relays and accessories
• UNSPSC Commodity ID: 35
• UNSPSC Commodity Name: Control relays
• UNSPSC Family ID: 12
• UNSPSC Family Name: Electrical equipment and components and supplies
• UNSPSC Segment ID: 39
• UNSPSC Segment Name: Electrical Systems and Lighting and Components and Accessories and Supplies

Shipping Details

• Not For Sale In: HI AK PR