Broan, S02000966, Part, GLASS Genuine Broan Parts meet rigid engineering and test criteria and are equal in design to your original Broan unit. Replacement parts made by other manufacturers might not last as long as Broan parts and typically aren't built to your unit's exact specifications, which could lead to problems and/or other part replacements. It is also important to note that using anything other than Genuine Broan Parts will automatically void the warranty.
The Broan S02000966 Broan S02000966 GLASS is the by far the most amazing thermostats & accessories i have seen so far. Broan as it should make excelent product and this is one of them.