The #1 protection against heat is air conditioning

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A woman sitting on a white chair inside a white tent, smiling and looking to her left. She is wearing a black shirt and black shorts. Next to her is a small white table with a blue and white floral arrangement in a white vase. In the background, a yellow and black portable air conditioning unit is mounted on the wall of the tent.

Years of evolution

Comparison of four industrial solar cooling units: xCold Prototype, KulSun Prototype, KulSun V1, and KulSun V2, with varying designs and sizes.

Through years of field testing, engineering, and trial and error, the KulSun is purposely designed to be portable, simple to operate, and offered at an affordable price.


Simple, flexible, portable design

Three industrial yellow KulSun portable air conditioners or refrigerant cooling units shown from front, side, and back, with a black control box and wheels in an industrial setting.
  • Hand truck-inspired design—built to be easily moved by 1 person—simply tilt back and roll

  • Generator/grid power backup capable—want to run the KulSun on a conventional power source? No problem!

  • Intuitive controls—just like at home, set the desired temperature and fan speed with simple remote control

  • Durable—designed to survive the outdoors and transport

  • Cool any space, anywhereKulSun Complete comes with everything you need for a climate-controlled space, but you can always bring your own enclosed space!

KulSun Complete

A man is adjusting a KulSun yellow portable air conditioning unit labeled 'Külsun Solar A/C' next to a white tent outdoors, with solar panels in the foreground.

System Specs

24,000 BTUs of quiet cooling, the KulSun weighs around 200lbs and can produce cool air as low as 62°F

KulSun Spec Sheet

Options to fit your needs

Get the complete package or just the cooling unit—whatever works for your use case

KulSun Lite, Base, Connect, Complete

Documents

SKU Comparison Sheet
KulSun Cooling Unit Spec Sheet
Battery and Solar Spec Sheet
Tent Spec Sheet

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