Award winning snow melt control
The GX850 ACP or GX850M controllers are an ideal choice for the most optimal control.
The AWARD WINNING Danfoss GX Dual Zone Automatic Control Panel (ACP) and GX850M the most optimal solution for keeping any area free of ice and snow. The GX 850 acts on information received from sensors which register both temperature and moisture, then calculates the information ensuring that the heat will only be turned on when snow and/or ice is present. The result is increased efficiency, saving energy and minimizing operating costs.
Features and benefits
User interface allows total control of snow melting system set points
Set to maximum melting, or maximum energy savings or anywhere in between
Dual zone feature allows for energy savings
Digital sensors provide precise feedback on snow and ice conditions
Fault finding program detects and alarms on faults
Can be field upgraded to take advantage of new features
Integrate one to four separate sensors
Two year warranty
Product range

GX850 Dual Zone Automatic Control Panel
- Control Voltage: 120V
- Max. Heating Load: 150A
- Max. Ambient Temperature: 14°F to 104°F (-10°C to +40°C)
- Enclosure Type: NEMA 4X
- Mounting: Wall mounted, indoors
- Dimensions (HxWxD): 10.5" x 12.5" x 7" (267mm x 318mm x 178mm)

GX850M
- Control Voltage: 120V
- Max. Heating Load: NA, Contactors required
- Max. Ambient Temperature: 14°F to 104°F (-10°C to +40°C)
- Enclosure Type: NEMA 1X
- Mounting: Wall mounted, indoors
- Dimensions (HxWxD): 7" x 7" x 3" (177mm x 177mm x 76mm)
Documents
Type | Name | Language | Valid for | Updated | Download | File type |
---|---|---|---|---|---|---|
Catalog | Electric Heating Product Catalog VKAPA1022_2 | English | United States | 14 Mar, 2019 | 2.6 MB | |
Data sheet | GX Snow Melting Mat Specification sheet | English | United States | 19 Dec, 2008 | 36.6 KB | |
Brochure | GX Snow Melting System Trifold Brochure | English | United States | 21 Aug, 2017 | 1.4 MB | |
Data sheet | GX850 Automatic Control Panel (ACP) Datasheet | English | United States | 31 Aug, 2016 | 339.8 KB | |
Installation guide | GX850ACP/GX850M Installation Manual | English | United States | 01 Oct, 2019 | 1.0 MB | |
Data sheet | GX850M Controller Datasheet | English | United States | 29 Jan, 2019 | 346.7 KB |
Related products
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GX cables - for snow melting
GX Snow melting cables are available in a wide range of voltages (208V, 240V, 277V, 480V, 600V) and lengths (from 40ft. to 940ft). The GX cable allows for more flexibility during installation as the cables may be spaced at different increments depending on your application area.
Support

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