AP 3550 - 10” Thermostat Extension Cable | Ambient Thermostat – Plug & Play Heat Trace Controller

The AP 3550 - 10” Thermostat Extension Cable is a plug-and-play temperature-controlled switch designed to automatically activate heat trace systems when the ambient temperature drops to 35°F and turn them off at 50°F. This UL-approved thermostat is perfect for preventing freezing in outdoor and protected exterior conditions.

Key Features & Benefits:

• Automatic Temperature Control – Switches on at 35°F and off at 50°F to prevent freezing conditions.
• Plug & Play Convenience – Simply plug into any 120V outlet for quick and easy installation.
• LED Indicator – Built-in transparent female connector with an illuminated light confirms when the system is active.
• 15-Amp Rated – Supports up to 15 AMP resistive load, ensuring reliable performance.
• Durable & Weather-Resistant – Designed to function in protected exterior conditions with a maximum environmental rating of 125°F.
• Compact 10” Length – Simple, efficient design for versatile use.

Ideal for heat trace cables, de-icing systems, and freeze prevention applications, the AP 3550 Thermostat Extension Cable provides a reliable, energy-efficient solution for temperature-sensitive electrical systems.