The PSP2100 is a simple non-programmable 2 Heat / 1 Cool heat pump thermostat designed for easy, reliable temperature control. It provides straightforward operation, AUX heat management, and essential compatibility for basic residential HVAC systems.

• 2 Heat / 1 Cool heat pump compatibility with AUX heat support
• Non-programmable design for simple and easy operation
• Compatible with 2, 3, or 4 wire systems (battery or system powered)
• Large easy-to-read display with Fahrenheit/Celsius options
• Bi-color LED indicator for heating and cooling status
• AUX heat switch for emergency heat or strip heat lockout control