PX Pipe freeze protection controls

PX weatherproof thermostat with water-tight enclosure

The PX thermostat is designed for temperature control applications to prevent pipe freeze in ordinary areas. The unit is housed in a weatherproof NEMA 4X enclosure. The PX thermostat can be used in an ambient-sensing mode, line sensing mode, or used to control a contactor coil.

Features and benefits

Automatic activation - reduced operational costs
Remote bulb temperature sensing
Large, readily visible dial
Wall mounted
Water-tight enclosure

Technical Data:

Supply: 120V-277V
Max Load: 25A @ 120-240V, 22A @ 277V, resistive
Temperature Range: 0°F to 120°F (-18°C to 49°C)
Max. Exposure Temp.:140°F (60°C)
Enclosure Type: NEMA 4X, NEC Article 547 Compliant
Mounting: Wall mounted
Sensor: 5 ft. (1.5m) stainless steel capillary
Dimensions (HxWxD): 6.38" x 3.06" x 2.5" (162mm x 78mm x 64mm)
Switch: Single pole, double throw SPDT

Danfoss Pipe Heating System

Danfoss has designed versatile outdoor solutions for pipe heating, roof and gutter, and ground heating that can be installed on virtually any type of construction including private, business and institutional buildings.

Documents

Documents
Type	Name	Language	Valid for	Updated	Download	File type
Catalog	Electric Heating Product Catalog	English	United States	19 Mar, 2025	5.6 MB	.pdf
Data sheet	PX Weatherproof Thermostat Datasheet	English	Multiple	18 Dec, 2024	413.1 KB	.pdf

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