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Defrost Heaters
SH500 Series Drain Heaters
Designed for continuous use to protect drains from ice build up. Heaters are
offered in a variety of lengths, voltages, and wattages.
Applications
• Domestic and Commercial Refrigeration
• Air Conditioning and Heat Pump Systems
• Condensate Drain Pans, Tubes, and Troughs
• 120V and 240 V heates
Supco Watts Volts
Size
Mars No. Gemline No.
Part No.
SH221
6 115
10" X 1"
34111
GH221
SH222
10 115
24" X 1 1/4'
34112
GH222
SH223
10 115 14 1/2" X 5 1/2"
34113
GH223
SH224
65 115 27 1/2" X 5 1/2"
34114
GH224
SH225
15 115 10 1/2" X 10 1/2"
34115
GH225
SH226
40 115 10 1/2" X 10 1/2"
34116
GH226
SH251 Universal Silicone Drain Heater
A 7 1/2" silicone tip drain heater designed to fit in the drain opening. The SH251 is
wired in series only, applying low wattage heat when the drain heater or defrost
heater is on. Rated at 8 watts to be wired in series in a 110 to 120 volt circuit.
Replaces GE WR51X72, Electrolux 6582706, and Mars 34171.
SH280 Series Mullion and
Dewpoint Door Heaters
Features and Benefits
• Prevents Moisture on Glass Display Doors
• Eliminates Moisture and Frost Build Up On Doors and Cabinet Fronts
Applications
• Domestic and Commercial
Refrigeration
• Drain Pans and Troughs
• Mullions
• Spot Heating
Supco Watts Volts
Size
Gemline No.
Part No.
SH281
6
115
10" X 1"
GH281
SH282 10
115
24" X 1 1/4'
GH282
SH283 10
115 14 1/2" X 5 1/2"
GH283
SH284 65
115 27 1/2" X 5 1/2"
GH284
SH220 Series Aluminum Foil Heaters
Features and Benefits
Applications
• Pressure Sensitive Adhesive Backing • Domestic and Commercial Refrigeration
• Assorted Shapes
• Drain Pans
• Assorted Wattages
• Drain Troughs
• Mullions
• Spot Heating
Supco
Watts Volts
Heated Leads
Part No.
Length
SH500
11
120
9"
18"
SH502
15
120
13"
18"
SH503
15
240
13"
18"
SH504
25
120
21"
18"
SH505
25
240
21"
18"