Kasco De-Icer Temperature Controller C-10 - Automatic Air Thermostat

In this review the Kasco C-10 Temperature Controller is evaluated as a purpose-built thermostat for dock de-icers and water circulators that need simple, reliable automatic control. It is aimed at pond and marina owners who want to stop manually plugging and unplugging a 120V de-icer by using an outdoor-rated thermostat that is factory-set to engage near 30F and can be adjusted across a wider range. The single biggest reason to buy is straightforward: it automates on/off cycles by ambient air temperature, saving time and reducing wasted run hours.

Key Features

• Automatic activation: Factory-set to start near 30F and stop at 31F, the controller reduces manual intervention and prevents unnecessary run time.
• Wide adjustment range: Fully adjustable from 0 to 80F so users can tailor activation points to local conditions or personal preference.
• Plug-and-play installation: The heavy-duty control box plugs into a GFI-protected outlet and accepts a single 120V de-icer, enabling quick setup without special wiring.
• Weather protection: A transparent lid covers the rotary control and an impact-resistant enclosure protects electronics for outdoor use.
• Durable components: The waterproof, cold-resistant construction and high-quality power cord help maintain performance in freezing conditions.

Who It's For

The C-10 is best for pond owners, marina operators, or homeowners with a single 120V Kasco de-icer or water circulator who want an easy way to run equipment based on ambient air temperature rather than water temperature. It suits users who value a simple, set-and-forget control that lowers running hours and related electricity cost.

Those who should look elsewhere include people who need multi-unit control, timers tied to specific hours of day, or de-icer control based on water temperature rather than air temperature, since the C-10 is designed specifically for one 120V unit and operates by outside air temperature.

Pros & Cons

Pros

• Reliable automatic control reduces manual processing time and can lower operating costs.
• Easy to install: simply plug the thermostat into a GFI outlet and plug the de-icer into the controller.
• Built for outdoor use with a waterproof, impact-resistant enclosure and an 8-ft power cord that remains flexible in cold weather.
• Adjustable range from 0 to 80F gives flexibility beyond the factory setting.

Cons

• Controls a single 120V de-icer only, so multiple devices require additional controllers.
• Some users report mixed feedback on absolute temperature accuracy versus their expectations.

Specifications

Brand	Kasco
Model	C-10 Temperature Controller
Voltage	120V
Temperature Range	Adjustable 0 to 80F (factory ~30F on, 31F off)
Sensor Type	Outside air temperature sensor (weather resistant)
Enclosure	Impact-resistant, waterproof with transparent lid
Power Cord	8-ft quality cord, cold-resistant

Our Verdict

The Kasco C-10 is a practical, well-built thermostat for anyone running a single 120V de-icer who wants to automate operation by ambient air temperature. It offers weatherproof construction, an easy plug-in installation and a useful adjustable range, making it good value for users focused on reducing run time and simplifying winter dock or pond care.

Frequently Asked Questions

Will this controller run multiple de-icers?
No. The C-10 is designed to control one 120V de-icer; additional units require separate controllers.

Does it measure water temperature?
No. This thermostat operates based on outside air temperature rather than water temperature.

Is the unit weatherproof for outdoor mounting?
Yes. It has an impact-resistant, waterproof enclosure and a transparent lid to protect the rotary control for outdoor use.