International Environmental Corporation Switches & Buttons

IEC Replacment Switches and Buttons

Carrier 's broad selection of HVAC equipment is engineered for a variety of settings, maintaining the perfect temperature. That's why Parts Town is home to the most in-stock real OEM v replacement switches & buttons parts, ensuring your operations run smoothly without interruption.

We're your go-to for real OEM switches and buttons, crafted to keep your HVAC system in top condition and perfectly compatible for effortless repairs. This gives you the confidence to find exactly what you need for your Carrier HVAC unit, easily.

What do Switches do in an HVAC System?

Switches are integral for managing functions in the HVAC system like powering the system, modifying temperature levels, controlling the velocity of the fan and alternating between heating, cooling and ventilation modes. These controls enable occupants to tailor the interior environment for optimal comfort and also activate special functionalities such as modes for conserving energy, timers for scheduled operations, and features for improving air quality through filtration and circulation.

What are the Different Types of HVAC Switches?

Two essential switches in HVAC systems are pressure switches and temperature limit switches. Pressure switches are designed to make or break an electrical contact based on the attainment of a certain pressure, ensuring the system operates within safe parameters. On the other hand, temperature limit switches play a key role in temperature regulation, activating when the HVAC system reaches a specific temperature, to maintain the desired climate control.

What are Pressure Switches Used For?

Pressure switches play a pivotal role in HVAC systems by monitoring and controlling the pressure levels within the compressor. Their function is crucial for preventing the system from operating at potentially hazardous pressure levels, thereby ensuring its safe operation.

What is an HVAC Float Switch?

The HVAC float switch, also known as the AC safety switch or condensate overflow switch, serves as a preventive measure against overflow in the drip pan, activating if there's a problem with the AC's drainage system.