The WSC Heater is a surfaced-mounted UL certified for outdoor use, ideal for many freeze protection applications. The WSC was designed to reduce moisture from mechanical equipment and keep pumps, valves, and farm machinery from freezing. By combining an efficient impeller style fan with a NiChrome heating element, the WSC heater delivers instant heat in even the draftiest locations. The built-in thermostat turns off when the ambient temperature is safely above freezing.
- UL Certified For Outdoor Use - UL2021
- Multiple Freeze Protection Applications
- Reduces Moisture From Mechanical Equipment
- Keeps Pumps, Valves, & Farm Machinery From Freezing
- Surface Mount Design
- Meets ASSE-1060 Requirements
- Built-in Thermostat with Frost Protection (40° to 90°F)
- NiChrome Open Coil Element For Quick Heat Transfer
- Dual Wattage Design
- C-Frame Motor
- 4-Blade Aluminum Fan
- Patented Smart Limit Protection®
- Proudly Made in the USA with U.S. & Global Materials
- 1-Year Limited Warranty
Product Features
Outdoor Rated
UL certified for outdoor use, the WSC was designed to reduce moisture from mechanical equipment and keep pumps, valves, and farm machinery from freezing.
Now That’s Smart!
Safe Comfort for Machines and Equipment
Patented Smart Limit Protection automatically shuts power off to the heater in an abnormal event and must be manually reset for safety.
Available Models
Complete Stock Models - Ordering Information
| COMPLETE MODELS | UPC | INSTALL TYPE | VOLTS | WATTS | AMPS | COLOR | SHIP WEIGHT lbs | Purchase |
|---|---|---|---|---|---|---|---|---|
| WSC1215-T-B | 33480 | Hardwired | 120 | 1500 or 750 | 12.5 or 6.3 | Black | 10 | Buy Now |
Order A'la Carte Step 1 - Ordering Information
| BASE MODEL | UPC | VOLTS | WATTS | AMPS | COLOR | DESCRIPTION | SHIP WEIGHT lbs | Purchase |
|---|---|---|---|---|---|---|---|---|
| W1210-I-T-B | 33481 | 120 | 1000•500 | 8.3 or 4.2 | Black | Heatbox Interior & Black Grill | 6 | Buy Now |
| W2020-I-T-B | 33482 | 208 | 2000•1000 | 9.6 or 4.8 | Black | Heatbox Interior & Black Grill | 6 | Buy Now |
| W2420-I-T-B | 33483 | 240/208* | 2000•1000 | 8.3 or 4.2 | Black | Heatbox Interior & Black Grill | 6 | Buy Now |
Order A'la Carte Step 2 - Ordering Information
| BASE MODEL | UPC | DESCRIPTION | SHIP WEIGHT lbs | Purchase |
|---|---|---|---|---|
| WSC-B | 19206 | Surface Can - Black 13.5" L x 10" W x 4"H (Outdoor Rated) | 4 | Buy Now |
Engineering Specs
Contractor shall supply and install WSC Series surface mounted forced-air electric heaters manufactured by King Electrical Mfg. Company. Heaters shall be of the wattage and voltage as indicated on the plans.
Ratings: Wattages of 500 to 2,000 at 120, 208 or 240 Volts are available. Heaters shall provide air movement at 85 CFM.
Outdoor Rating: When the W series is installed in a WSC surface can it adds UL ratings for Outdoor Applications
Fan and Motor: Motor shall be shaded pole, permanently lubricated, C-frame type with impedance protection and sealed bearings. Motors shall be the same voltage as the heater. The motor and all wiring shall be totally isolated from the heating chamber for protection from heated air. The motor shall be equipped with a dynamically balanced four-blade aluminum impeller fan, located in the upper portion of the heat box, and shall provide a down-flow heating pattern.
Elements: Assemblies shall be constructed of coiled Nickel Chromium alloy, corrosion-resistant wire strung through a minimum of four rows of mica insulator. Element assemblies shall have factory provided connection to allow field modification to 50% wattage at time of installation.
Smart Limit Thermal Protection: Turns off heater during any unsafe temperatures on inlet or outlet and will only reset if power is interrupted for 10 minutes. Simply turning thermostat down below set point will reset. Exclusive King design and patented for US and Canada under #6,748,163 B2 and #2,393,882
Thermostat: Built-in snap action with a range of 40° to 90°F.
Clearances: 6” to a side wall, 4” from floor minimum.
Grill: The grill shall be a louvered, one-piece design with rounded edges on all four sides, with rounded corners to prevent snags from contact with other materials. The grill shall be epoxy powder- coated in the color specified by manufacturer. When the W series is installed in a WSC surface
can it adds UL ratings for Outdoor Applications.
Approvals: cULus (E41422)
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