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Mother's Day Pick 21d28-6 - Evaporative Cooling Thermostat & Control Box Highly Recommended [lr30LnYa]

$32.99 $105.99 -69%

Evaporative Cooling Thermostat & Control BoxThe White Rodgers 21D28-6 is a cutting-edge evaporative cooling thermostat and control box designed to enhance your cooling experience. This versatile device acts as a switching mechanism for your thermosta

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Mother's Day Pick 21d28-6 - Evaporative Cooling Thermostat & Control Box Highly Recommended [lr30LnYa]

Evaporative Cooling Thermostat & Control Box

The White Rodgers 21D28-6 is a cutting-edge evaporative cooling thermostat and control box designed to enhance your cooling experience. This versatile device acts as a switching mechanism for your thermostat, ensuring an even level of cooling while offering a choice of high and low speed control for the fan in evaporative coolers.

Key Features and Specifications

Experience the advanced features of the 21D28-6, including a lightweight, weather-resistant grey plastic case that meets all code requirements. The system is fully automatic, featuring a fan delay (approximately 60 seconds) to pre-wet the cooler pads before the fan starts, optimizing cooling efficiency. With separate fan and pump relays, you can easily select high or low fan speed to tailor your cooling needs. The relay panel is removable for convenient field wiring, and an integral transformer provides a seamless 120/240 VAC to 24 VAC 60 Hz power conversion.
  • Lightweight, Weather-Resistant Case
  • Fan Delay for Optimal Cooling

Practical Uses and Benefits

The White Rodgers 21D28-6 is an essential component for any evaporative cooler setup. Its high-quality construction and advanced features make it a reliable choice for both residential and commercial applications. The package includes the 1F51N-619 and 8A18Z-2 components, ensuring compatibility and ease of installation. With a fixed anticipator and precise dimensions, the 21D28-6 is designed to fit seamlessly into your cooling system, delivering consistent performance and energy efficiency.
  • High-Quality Construction and Advanced Features
  • Compatibility and Ease of Installation

What Our Customers Say

January 23, 2026

Absolutely no complaints!

This is a very clever and fine product.

- Orson M..

January 23, 2026

Absolutely no complaints!

A great item that is impressive.

- Bronte F..

January 23, 2026

Absolutely no complaints!

It's a very well-made, clever product.

- Hilda T..

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