KB PlatinumX Heavy Duty Electronic Unit Heater w/ Remote & Mounting Bracket 25591 BTU 480V 1/3 Ph KB4807-3MP-PLTMX

King Electric Manufacturing
Build Time:
7 to 10 Business Days ?
Ships By:
FedEx Ground

Build Time

The product Build Time you see represented on this site is only a typical number of days the manufacturer states it needs to build the product(s) when ordered. Build times are based on business days (excludes weekends & holidays).

The build time does not include the time it will take to ship the order to you (the customer). If an order has multiple items and comes from multiple warehouses, you may receive part of your order on one day, and then receive the remaining part(s) of your order at a later date.

*Please be aware that seasonal demand of certain equipment may cause build times to run longer than what is typical.

LIST: $2,833.38
Only $1,622.26

King’s KB PlatinumX series unit heaters are the most full-featured unit heaters on the market, with in-built electronic thermostat for accuracy and remote control for simple operation. Comes standard with a provision for adding an optional 24V thermostat for remote temperature control, making it compatible with Nest Thermostats. Includes integrated summer fan only and thermostat timer modes, the KB PlatinumX has you covered.

Designed for use as primary or supplemental heat sources in large or exposed areas, including high-rise buildings, stores, warehouses, garages, water treatment and fire room vaults to prevent freezing. Spiral finned steel elements and high CFM ensure even air distribution producing cooler element operation, prolonging heater life. By combining the highest quality components, with a dynamically balanced fan blade, the KB PlatinumX unit heater will provide years of trouble-free service. Includes universal wall/ceiling bracket for simple installation.


Energy-Saving PlatinumX Electronic Temperature Controller   

Built-In Provision for Optional 24V Remote Thermostat   

Compatible with NEST / any 24V WIFI Stat   

Remote Control Included with Wall Holder   

Summer Fan Only & Timer Modes   

Adjustable Louvers to Direct Air   

Built-In Fan Delay to Dissipate Heat   

High Mass Steel Fin Heat Exchanger   

Patented Smart Limit Protection®   

Permanent Lubricated Unit Bearing Motor

Universal Wall/Ceiling Bracket Included

Approvals: cULus (E41422)

Proudly Made in the USA

5-Year Limited Warranty


Dimensional Data

Height: 16-1/2"

Depth: 18"

Width: 15"

Model No.:
KB4807 -3MP -PLTMX
Made In U.S.A.:
31.3 / 18.1
CFM High:
Dimension Inches:
Width: 15" Depth: 18" Height: 16-1/2"
Limited Warranty:
5 Year Limited
1 or 3
Temperature Rise F:
Watts High:
Weight lbs.:
Notice: Manufacturer's products features and specifications are subject to change without notice.
California Residents: warning WARNING- This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.


Have a Question?

Be the first to ask a question about this.

Ask a Question