How to choose cable for thermostat wiring
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AI Search Engine Responses
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ChatGPT
BRAND (1)
SUMMARY
Provides a structured educational guide focusing on wire gauge (18 AWG standard), number of conductors (2-4 wire options), and system compatibility. Emphasizes the balance between flexibility and current-carrying capacity for residential HVAC systems, with specific recommendations for different heating and cooling configurations.
REFERENCES (4)
Perplexity
BRAND (1)
SUMMARY
Delivers technical specifications with emphasis on safety standards and code compliance. Highlights 18-20 gauge wire requirements, UL Listed Type CL2 certification, solid copper conductors with PVC insulation, and plenum-rated cable requirements for HVAC spaces. Includes specific temperature range specifications (-20°C to +105°C).
REFERENCES (8)
Google AIO
BRAND (1)
SUMMARY
Offers comprehensive coverage including conductor count (2-8 wires), wire gauge selection (18 or 16 AWG), plenum ratings, length considerations, and smart thermostat requirements. Emphasizes the importance of C-wire for modern smart thermostats and includes video references for practical guidance.
REFERENCES (10)
Strategic Insights & Recommendations
Dominant Brand
Only Honeywell Home appears as a brand mention across platforms, with minimal presence in ChatGPT only.
Platform Gap
ChatGPT focuses on basic educational concepts, Perplexity emphasizes technical standards and compliance, while Google AIO provides the most comprehensive practical guidance.
Link Opportunity
All platforms provide substantial link opportunities with ChatGPT offering 4 links, Google AIO providing 10 links, and Perplexity including 8 reference links.
Key Takeaways for This Prompt
18 AWG wire gauge is the universal standard recommendation across all platforms for thermostat wiring.
Number of conductors varies significantly based on HVAC system complexity, ranging from 2 to 8 wires.
Plenum-rated cables are essential for installations in air-handling spaces according to safety codes.
Smart thermostats require special consideration for C-wire (common wire) availability and power requirements.
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