Description
The new Atwood Furnace Limit Switch (Part #37021) is a direct replacement designed for Atwood 8900-II and 8900-III series furnaces. Built to maintain safe temperature regulation and prevent overheating, this switch ensures steady furnace performance and long-lasting reliability in your RV’s heating system.
Key Specifications
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Compatibility: Atwood Furnace Models 8900-II and 8900-III Series
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Manufacturer Part Number: 37021
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Marine Rated: No
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Warranty: Limited 90-Day Supplier Warranty
Compatible Models:
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79XX-II: 7912-II, 7916-II, 7920-II
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80XX-II: 8012-II
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8935-AC-IXX: 8935-AC-II, 8935-AC-III
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8940-AC-IXX: 8940-AC-II, 8940-AC-III
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8935-DC-IXX: 8935-DC-II, 8935-DC-III
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8940-DC-IXX: 8940-DC-II, 8940-DC-III
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2-Stage Models: 2540
Features & Benefits
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Reliable Temperature Regulation: Protects furnace components by monitoring and controlling temperature precisely.
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Durable Construction: Built from quality materials for extended service life and consistent operation.
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OEM-Grade Replacement: Designed to meet or exceed Atwood’s original specifications.
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Sustainable Innovation: Engineered with reduced environmental impact and sustainable production practices.
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Trusted Brand: Backed by Atwood’s 30+ years of RV appliance expertise.
Ensure safe, efficient furnace operation with the Atwood 37021 Furnace Limit Switch. This OEM replacement part is designed for 8900-II and 8900-III series furnaces, providing dependable temperature control and preventing overheating. Built for long-term durability, it helps your furnace deliver steady, reliable heat throughout your RV. As a trusted name in RV comfort systems, Atwood Mobile Products continues to set the standard for performance and quality in RV heating solutions.
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