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Small Electric Heater Rentals - 15 kW - 40 kW

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Electric Heaters - 15 kW to 40 kW (51,195 BTU to 133,000 BTU) are easily placed inside the space to be heated, they are quick and easy to deploy, and are perfectly efficient at turning all the energy being used (electricity) into heat. 15 kW 40 kW heaters can be used in many smaller rooms, electrically fed by a distribution panel and extension cords from On Site Energy, to create very large heating systems. These heaters, and their 75 kW & 150 kW counterparts, because they are easy to deploy, are great for emergency deployments as well as Special Event venues. Uses for electric heaters include; construction sites, temporary office or warehouse heat, facility maintenance and interior finish work, just to name a few. Heaters are compact and can be carried by hand into a space.

Generator sets ranging from 30 kW to 2,000 kW can be utilized to provide turnkey contained heating systems on an emergency or planned basis. Heater rental solutions available 24/7/365 from any of our 3 branch locations, serving tri-state NY, NJ and CT areas and our Austin, IN branch serving the Midwest USA.

Some of the quality highlights of our electric heaters are:Electric Heaters at work

  • Integrated Thermostat can be set by User
  • High temperature rise (up to 140 degrees)
  • Light Weight
  • Distribution Options:
    -- Four heaters powered by one distribution panel:
              Individual circuit breakers for each heater
              Easy CAM lock connections for power cable feed
              Extension cords from distribution panel to heaters in 50' lengths
    --Four or eight 40 kW heaters on one easy to move cart
               Utilizes one or two 160 kW panels for ease of connection
               Pre-wired - connect power and run
    -- Utilizing our distribution panels, heaters can be distributed inside the space, maximizing the use of the heat & minimizing the amount of power cable required.
    destratification fan rental

Heater Accessory - Destratification Fan for more effective heat and lower operating cost...read more »

Heater Rental Spec's


Heater Output (BTU/HOUR)

Small Electric Heater
Power Requirements

Power Connection

Air Flow (CFM)

Small Electric Heater
(L x W x H)


15 kW


208 volt, 42 amps
3 phase

CS-81-65C Leviton (male on heater)


3' 2" x 2' 3" x 1' 9"


18 kW


240 volt, 47 amps
3 phase


2' 6" x 1' 2" x 1' 6"


40 kW


480 volt, 50 amps
3 phase


3' 10" x 1' 8" x 2' 1"


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