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Ultimate Honeywell St9400c Programmer*7 Day-2 Channel, 3 On/off/day Series [nvoRqOHy]

$24.99 $79.99 -69%

Honeywell ST9400C Programmer: Ultimate Control for Your Heating System The Honeywell ST9400C Programmer is a versatile and efficient solution for managing both heating and stored hot water in your home. This 7-day, 2-channel programmer offers unparal

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Honeywell ST9400C Programmer: Ultimate Control for Your Heating System

The Honeywell ST9400C Programmer is a versatile and efficient solution for managing both heating and stored hot water in your home. This 7-day, 2-channel programmer offers unparalleled flexibility, allowing for up to three on/off switchings per day, with the ability to tailor each day's schedule independently. With its advanced features and user-friendly design, the ST9400C ensures that your heating system operates at peak energy efficiency, providing you with comfort and savings all year round. Key features include a LoT display for clear instructions, a large backlit display, and automatic time change settings.
  • LoT display for easy programming and feedback
  • Large backlit display for clear visibility

Advanced Programming and Technical Specifications

The ST9400C is designed to cater to both modern and older systems, offering versatility and compatibility. It can be set to a 5/2 day or 1 day program during installation, making it suitable for various lifestyles and heating needs. The unit also features a 'Holiday' button, allowing you to easily switch off your heating for up to 99 days when you're away, ensuring energy savings and security. Technical specifications include a factory-set clock and date, automatic Summer/Winter time change, and temporary or permanent override facilities.
  • Factory-set clock and date for accurate scheduling
  • Automatic Summer/Winter time change for convenience

Enhance Your Daily Comfort and Energy Efficiency

The Honeywell ST9400C Programmer is an ideal choice for anyone looking to optimize their heating system's performance and efficiency. Its ability to provide precise control over heating and hot water usage ensures that you stay comfortable while minimizing energy consumption. Whether you're a homeowner, a property manager, or an installer, the ST9400C offers practical benefits that can enhance your daily life. Target audience scenarios include individuals with varying heating needs, families with different schedules, and those looking to reduce their carbon footprint.
  • Optimize heating and hot water usage for energy efficiency
  • Customizable programming for personalized comfort

What Our Customers Say

January 1, 2026

Absolutely no complaints!

The product is a very good quality system.

- Selah V..

January 1, 2026

Absolutely no complaints!

Worth every single penny.

- William F..

January 1, 2026

Absolutely no complaints!

This is a product that has a great design.

- Jaxon K..

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