R&L Heating and Cooling



The Aprilaire 8300 Series Electronic Thermostat is designed around you because it is the result of extensive research and development with homeowners just like you. No other thermostat offers this combination of simplicity, value, reliability, comfort and style.

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Advanced technology should make your life easier. The 8300 Series does just that. Its consumer-friendly design features a large, easy-to- read, backlit display that makes operation simple. The 8300 Series also tells you how to program it and then tells you when you’re done—advantages no other thermostat can match.


The 8300 Series has more features than any other thermostat. It tells you when you need to replace your humidifier water panel and air filter. This ensures a clean, comfortable, indoor environment for your family.

Pre-programmed with Energy Star® settings, the 8300 Series helps you save energy, money and the environment. Plus, the clean design of the 8300 Series integrates easily into any home decor.


Aprilaire has earned the top spot in home comfort through innovation AND reliability. When you choose the 8300 Series electronic thermostat— or any other Aprilaire product—you can be confident that you have selected a product that benefits from Aprilaire's decades of leadership in home comfort technology.


The Series 8300 Thermostat is the best performance value in home comfort system control.

It features:
• Large, easy-to-read, backlit display
• Aesthetically pleasing design for any decor
• Automated water panel and filter change reminders
• Low battery indicator—and easy battery replacement
• Automatic shut-off/turn-on feature to keep your home safe from temperature extreme during heating cycles—even if the battery loses power
• Pre-programmed with money-saving, environmentally-friendly Energy Star settings

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