What is the temperature rating for part #WP67006387 defrost thermostat?

Hello
See ratings below (Defrost) Thermostat . Matt Ace technician
open 42°F ………………………………..
close 12°F ……………………………..

Volt………………………………………………..120/240
Watt……………………………………………….495 watts
Current……………………………………………5.8 amps
Resistance across terminals:————–56K ohms

Maytag Part Number WP67006387 replaces 12639311, 12639311SP, 67006387