Specification

120V
CWR Series Constant Wattage Roof & Gutter De-icing Cable is designed to prevent ice dams from forming on roof and in gutters.
CWR Constant Wattage Roof & Gutter De-icing Cable Features
Watertight end seals, guaranteed reliability Pre-assembled and ready to install
6 Ft. cold lead with plug Includes roof clips and spacers
5W/Ft. output 1 year warranty
MODEL UPC LENGTH VOLTS WATTS (5 W/FT.) AMPS
CWR100-20 48701 20 FT. 120 100 0.8
CWR150-30 48702 30 FT. 120 150 1.25
CWR300-60 48703 60 FT. 120 300 2.5
CWR400-80 48704 80 FT. 120 400 3.3
CWR500-100 48705 100 FT. 120 500 4.2
CWR600-120 48706 120 FT. 120 600 5.0
CWR800-160 48707 160 FT. 120 800 6.7
CWR1000-200 48708 200 FT. 120 1000 8.3
CWR1200-240 48709 240 FT. 120 1200 10.0
**NOTE: Do not overlap cable.
CWR 100 -20
A B C
A: Constant Wattage
B: Watts
C: Linear Length in feet
Model Code:
CWR Series is designed to prevent costly roof damage caused by ice damns forming and helps maintain free flowing water
through gutters and downspouts to the ground level. Requires no special wiring or assembly. Simply run cable per the
instructions for both shingle and metal roofs. Sizes range from 20ft - 240ft to accommodate most roofs. System includes roof
clips and spacers.
2 piece end seal Watertight sealed endHeat gun application 2nd layer of heat shrink
1 42 3
King’s CWR Series uses the latest heat shrink technology to secure our end-seals. This guarantees the most consistent,
reliable and watertight connection available in the market versus older end-seal technology. Guaranteed reliability.
MODEL UPC Item Description
CWR-120 48710 Snow sensor CWR IceFree Controller with 6 ft. cord and grounded plug
CWRK-35 48732 Accessory Kit 19 Roof Clips & 16 Spacers
**Controls and thermostats should always be used with King heating systems.
ABS construction Electronic sensor
120V, Max. wattage 1200W Water resistant enclosure
The CWR IceFree™ Controller is designed specifically for use with King’s CWR constant wattage roof and gutter De-Icing cable. Designed to sense both temperature and the
presence of run-off water, ensuring the heating cable only operates when necessary to prevent ice dams and frozen drains. Both conditions must be met or the system does not
run, saving on your energy bill and eliminating waste. The CWR IceFree™ Controller is rated at 10 amps at 120V, requiring one unit per cable. 1200W Max. Use with CWR Cable.
120V
Receptacle
CWR IceFree™
Controller
Sensor
Location
CWRK-35
Constant Wattage Roof/Gutter De-Icing Cable
22
CWR-120 IceFree™