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The module measures approximately 21
making it an ideal choice for high-capacity radiators
Direct Manufacturer Replacement: Fully replaces discontinued models 998-0510-40 and 998-0510-44 for a drop-in fit
Built for 60Hz systems
Trane CNT4820 Limit 322056-301 The module measures approximately 21The Trane CNT4820 is a specialized bi metal disc limit switch designed for critical thermal protection in heating and cooling systems. Engineered as a normally closed (N C) safety control, this SPST (Single Pole Single Throw) device features an auto reset (A R) function, ensuring the circuit automatically closes once temperatures return to a safe range below the 155F open temperature. As an HVAC high limit switch, the CNT4820 is built to handle the
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