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Direct Replacement
water heater · thermostat
SDSP20303B
Supplying Demand SP20303B Water Heater Control Thermostat NG Natural Gas Model Specific Not Universal
SKU: SDSP20303BUPC: 810084436837
Part Numbers (Replaces)2 Variants
SP20303BSDSP20303B
SP20303BSDSP20303B
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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
