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Direct Replacement
hvac · limit switch
SD47-21900-13
Supplying Demand 47-21900-13 HVAC Limit Switch Replacement 230VAC Close at (-31F Auto) Open at 150F
SKU: SD47-21900-13UPC: 810084438602
Part Numbers (Replaces)2 Variants
47-21900-13SD47-21900-13
47-21900-13SD47-21900-13
Categories
Free US Shipping
Expedited available
30-Day Returns
No-hassle policy
Q & A
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For Service Pros
Running Service Calls Every Day? Unlock Pro / Wholesale Pricing.
Business and Wholesale accounts are built for repair professionals, service teams, and qualified resellers who need reliable parts, preferred pricing, and streamlined reordering.
Business / Repair Professional
For independent technicians, contractors, and service teams.
- Contractor pricing for repair professionals
- Faster checkout and easier reordering
- Tools designed around service work
