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Contractor-Grade Durability: Capable of operating in ambient temperatures up to 150°F
This specific temperature differential ensures efficient moisture removal and prevents excessive ice accumulation on the outdoor coil
Designed with high-conductivity silver alloy contacts
ensuring exact L270-20F temperature calibration
physical bulging of the casing
Johnson Controls T-4000-3145 Plastic Cover Contractor-Grade Durability: Capable of operatingMaintain the integrity of your pneumatic control systems with the Johnson Controls T 4000 3145, a professional grade replacement vertical plastic thermostat cover. Designed specifically for the legacy T 4000 series, this white thermostat cover plate features a clean, high impact plastic construction that protects sensitive pneumatic sensing elements from ambient dust and physical impact. As a genuine OEM Johnson Controls replacement part, it ensures a