Yes, an air cooler works with ice cubes, and the airflow usually feels a bit fresher because of them. The ice lowers the temperature of the water in the reservoir, which causes the air flowing past it to cool down slightly. The effect is noticeable but modest and only lasts as long as the ice hasn't melted. An air cooler with ice cubes is therefore a smart extra, not a replacement for a real air conditioner.
Direct answer: yes, you can put ice cubes in the water tank of an air cooler to make the breeze cooler. The effect is limited and temporary: once the ice has melted, the air cooler works just like it does with regular water.
How does an air cooler with ice cubes work?
An air cooler lets air flow past a wet surface. When water evaporates, it extracts heat from the air; this is called evaporative cooling. The colder the water is, the more heat it can absorb from the air before it warms up. That is why the air feels fresher when you use cold water or ice. The operation therefore remains based on evaporation; ice just enhances it. The principle is different from that of an air conditioner with refrigerant, as you can read in the difference between an air cooler and an AC.
How much of a difference do ice cubes really make?
Do not expect miracles. It won't cool your room by degrees, but the airflow coming directly at you feels more pleasant, especially if you are sitting close by. That is exactly what a small, mobile air cooler is good at: personal cooling at a desk, nightstand, or sofa. The effect is strongest in the first few hours, then it decreases as the ice melts and the water warms up. You will notice more of a difference in a small room with dry air than in a stuffy, humid room. Why that is, you can read in does an air cooler work with high humidity?
| Filling | Effect on the breeze | Practical advice |
|---|---|---|
| Room temperature water | Slight refreshment through evaporation | Fine for daily use |
| Cold water from the fridge | Noticeably fresher | Simple and quickly done |
| Water with ice cubes | The freshest, but temporary | Add ice at the hottest times |
Tips for using ice cubes smartly
Fill the tank with cold water first and then add ice cubes, rather than stuffing the tank full of ice. Use the amount permitted in the manual and do not let the device become too full. Place the air cooler close to you and not in a corner of the room so that the cooler air actually reaches you. Refresh the water regularly and clean the reservoir occasionally to keep it fresh. Want to know how fast the water runs out? That is in how much water an air cooler consumes per day.
Is an air cooler with ice enough for a heatwave?
During prolonged heat, a mobile air cooler is a supplement to other measures: keep blinds closed during the day, ventilate at night, and use a fan for air circulation. An honest judgment of the pros and cons can be found in is an air cooler worth it?
Featured: the Dynter AirFlow Air Cooler SM211
The SM211 Mini AC is a compact, cordless air cooler. The product page states that you fill the water reservoir with water and/or ice and that extra cold water provides extra cooling.
Speeds: three adjustable speeds
Battery: 2000 mAh, USB-C charging, up to 3-4 hours of cooling
Sound and light: cordless and ultra-quiet, with a soft LED night light
Dimensions and weight: 16.5 x 16.5 x 17 cm, 880 grams
Want to try an air cooler with ice? Check out the AirFlow Air Cooler SM211 Black, the SM211 Grey or the entire collection of ACs and fans.
Frequently asked questions
Do you have to put ice cubes in an air cooler?
No, you don't have to. An air cooler also works with water. Ice is an extra to make the breeze a bit fresher.
How long does the coolness last with ice cubes?
As long as the ice has not melted, usually a few hours, depending on the amount of ice and the room temperature.
Can you also use just cold water?
Yes. Cold water already provides a fresher breeze than room temperature water.
Can an air cooler cool an entire room?
A small mobile air cooler is primarily intended for direct, personal cooling in your immediate vicinity, not for cooling an entire room.
Do I have to change the water often?
Yes, change the water regularly and clean the reservoir to keep it fresh.