Venstar VST3800 Thermostat

VENSTAR 4H/2C THERMOSTAT

VST3800 is the direct replacement for VST1800, P374-1100, P374-1800, T1800

Venstar VST3800 Thermostat – 4 Heat / 2 Cool, Genuine OEM Replacement

The Venstar VST3800 Thermostat is a genuine OEM replacement thermostat designed for precise temperature control in residential and light commercial HVAC systems. Featuring 4 Heat / 2 Cool (4H/2C) capability, this thermostat supports advanced heating and cooling configurations, making it ideal for heat pump and conventional systems requiring multi-stage control.

Engineered to OEM specifications, the VST3800 Carrier Venstar Thermostat delivers accurate performance, dependable operation, and seamless system compatibility. Its user-friendly interface allows for easy temperature adjustments while maintaining consistent indoor comfort and energy efficiency.

As a genuine Venstar OEM part, the VST3800 ensures proper fit, reliable communication with your HVAC equipment, and long-term durability—making it the preferred choice for system replacements and professional installations.

Key Features:

• Manufacturer: Venstar

• Part Number: VST3800

• Product Type: Thermostat

• System Compatibility: 4 Heat / 2 Cool (4H/2C)

• Application: Residential and light commercial HVAC systems

• Compatibility: Carrier / Venstar HVAC systems

• Quality: Genuine OEM replacement part

Benefits:

• Supports multi-stage heating and cooling systems

• Provides accurate temperature control and comfort

• OEM design ensures proper fit and reliable operation

• Ideal replacement for Carrier Venstar thermostat applications

Maintain optimal comfort and system performance with the Venstar VST3800 4H/2C Thermostat, a trusted OEM solution for reliable HVAC temperature control.