655.FD3S65 MERCURY Temperature Control

Review MERCURY Temperature Control

The Mercury 655.FD3S65 Temperature Control is a classic, reliable, and functional device designed to regulate the temperature of your hot tub or spa. This temperature control unit, manufactured by Mercury Controls, is a part of their long-standing FD Series, which has been a trusted choice for spa and hot tub enthusiasts since the 1960s.

The Mercury 655.FD3S65 Temperature Control features a 6-inch (15.2 cm) round, white, backlit dial that is easy to read, even in dimly lit environments. The large, clear numbers and temperature scale make it simple to set and monitor the desired temperature. The control also includes a built-in heater status indicator light, which glows when the heater is engaged, providing an at-a-glance view of the system's status.

This temperature control unit is designed for use with spas and hot tubs that have a 220-240V, 50/60 Hz electrical supply. It is rated for a maximum input of 15 amps and a maximum output of 25 amps. The control is constructed of high-quality, corrosion-resistant materials, ensuring longevity and durability, even in the harshest outdoor environments.

The Mercury 655.FD3S65 Temperature Control also includes a built-in, adjustable, low-limit thermostat, which helps prevent the temperature from dropping too low. This feature is particularly useful in colder climates where maintaining a consistent temperature can be challenging. Additionally, the control comes with a factory-set high limit of 104 F (40 C), ensuring that the water temperature stays within a safe range.

Installing the Mercury 655.FD3S65 Temperature Control is a straightforward process. It comes with a mounting bracket and all necessary hardware for installation. The control can be mounted on a wall or the side of the spa or hot tub, making it easily accessible and convenient to use.

In summary, the Mercury 655.FD3S65 Temperature Control is a dependable, easy-to-use device that allows you to maintain the perfect temperature for your spa or hot tub. With its classic design, reliable performance, and corrosion-resistant construction, this temperature control unit is an excellent choice for both residential and commercial applications.

Mercury 655.FD3S65 Temperature Control: A Comprehensive Analysis

The Mercury 655.FD3S65 temperature control is a popular choice among pool owners due to its advanced features and reliable performance. However, like any other appliance, it comes with its own set of pros and cons. Below, we will examine these aspects in detail to help you make an informed decision.

1. Precise Temperature Control: The Mercury 655.FD3S65 offers precise temperature control, allowing pool owners to maintain their desired temperature with ease.

2. Energy Efficiency: This temperature control is designed to be energy efficient, reducing energy consumption and saving pool owners money on utility bills.

3. Durability: The Mercury 655.FD3S65 is built to last, with high-quality materials and robust construction that can withstand harsh pool environments.

4. Easy to Install: This temperature control is relatively easy to install, requiring minimal wiring and setup.

5. User-Friendly: The Mercury 655.FD3S65 features an intuitive user interface, making it simple for pool owners to adjust temperature settings and monitor performance.

1. Cost: The Mercury 655.FD3S65 is priced higher than some other temperature controls on the market, which may deter some budget-conscious pool owners.

2. Complexity: Although the user interface is user-friendly, some pool owners may find the features and settings to be overwhelming, requiring a learning curve.

3. Compatibility: This temperature control may not be compatible with all pool systems, so it's essential to check compatibility before making a purchase.

4. Maintenance: Like any other appliance, the Mercury 655.FD3S65 requires regular maintenance to ensure optimal performance and longevity.

Overall, the Mercury 655.FD3S65 temperature control is a solid investment for pool owners who prioritize precise temperature control, energy efficiency, and durability. Although it comes with a higher price tag and a learning curve, the benefits far outweigh the cons for many pool owners. It's essential to check compatibility and ensure the appliance fits within your budget before making a purchase.

If you're looking for a reliable and precise temperature control for your pool, the Mercury 655.FD3S65 is an excellent choice. It offers advanced features, energy efficiency, and durability that make it a worthwhile investment. However, if you're on a tight budget or prefer a simpler temperature control, there may be other options available that better suit your needs. Ultimately, it's essential to weigh the pros and cons carefully and choose the temperature control that best fits your specific pool system and budget.

Details:

specifications aircondiheat:

• for years: 1965
• brand: Mercury
• part type: Control
• conditions options: Temperature Control
• genuine oem: Yes
• ipn: 655.fd3s65

payments aircondiheat:

• wallet: apple-pay
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returns aircondiheat:

• policy: returns accepted
• time: 30 days
• paid by: seller

shipping aircondiheat:

• class: standard
• type: fixed
• service: standard
• transit: 6-9 days

general aircondiheat:

• category: Auto Parts > Car Truck Accessories > Air Conditioning Heating > Hvac Controls Units

seller aircondiheat:

• rating: 99.4%
• # reviews: 598
• city: mogadore, ohio

offer aircondiheat:

• options: ship-to-home
• availability: in stock
• price: $121.99
• item condition: Used
• in stock #: 1
• sold #: 20
• started: june 18, 2025
• best offers: true