Yes—the jar can sit in the refrigerator, but keep the powered base out to protect the battery and electronics.
Your portable blender is great for quick shakes and smoothies, and chilling a drink can make it taste better and last longer. That said, the appliance has two very different parts: a plastic jar/lid and an electronic base with a lithium-ion battery. Treat them differently. The jar can be parked in the cold. The base should stay on the counter, in a bag, or anywhere dry at room temp.
Putting A BlendJet 2 In The Refrigerator — What’s Safe?
The safest setup is simple: detach the jar, cap it, and place only the jar in the cold. Leave the base outside. This keeps moisture and condensation away from the battery contacts and USB-C port. It also prevents accidental button presses in a cramped shelf.
Quick Rules At A Glance
Use this table as your fast reference before you chill, freeze, or wash any part.
| Part / Location | Fridge (≈4 °C / 40 °F) | Notes |
|---|---|---|
| Jar + Drinking/Travel Lid | Yes | Detach from base; keep upright; leave headspace for foam. |
| Electronic Base (Battery) | No | Cold + condensation are bad for electronics; store dry at room temp. |
| Full Unit Assembled | Avoid | Cold cabinet bumps can trigger the button; moisture can reach the port. |
| Freezer | No | Not for jar or base; frozen expansion can crack parts. |
| Dishwasher | No | Hand-wash only; rinse and air-dry the jar and lid. |
Why The Base Shouldn’t Live In The Cold
Portable blenders use a rechargeable cell. Cold storage can introduce moisture as air warms and condenses around metal contacts later. That extra dampness is the enemy of ports, switches, and battery housings. Keep the base dry and at room temperature for longer life and fewer charging quirks.
How To Chill Drinks The Safe Way
Method 1: Blend Now, Chill The Jar
- Blend your drink.
- Twist off the jar. Wipe the threads dry.
- Cap the jar tightly. Set it on a stable shelf in the refrigerator.
- When you’re ready to sip, attach a drinking lid or pour into a glass.
This gives you cold, ready-to-go smoothies without exposing the base to condensation.
Method 2: Prep Ingredients, Then Blend Cold
- Load cold ingredients (chilled milk, yogurt, pre-cut fruit) into the jar.
- Store the capped jar in the refrigerator while the base stays outside.
- When it’s time, attach the base, blend, and drink.
This is handy for work or the gym—everything’s chilled and measured, and you only attach the motor right before blending.
Method 3: Use Ice And An Insulated Sleeve
If you’re traveling, blend with a few cubes and use an insulating sleeve or lunch bag with a cold pack. You’ll get a frosty drink without hunting for fridge space.
Food-Safe Fridge Temperatures
Cold only helps if the appliance is cold enough. Keep the refrigerator at about 4 °C / 40 °F or below for drink safety. A cheap thermometer in the door or main shelf makes it easy to check at a glance. If the fridge runs warm, blended dairy and protein drinks won’t hold quality for long. (You can link a short phrase like fridge temp guidance inside your post if you want readers to verify.)
Blend-And-Chill Setup Tips
Keep Liquids Below The Max Line
Blends foam and expand. Leave headspace so pressure doesn’t push liquid into the lid when you park the jar in the cold.
Cap The Jar While It’s Still Fresh
Close the lid right away to limit odors from nearby foods. If your lid has a sip spout, click it shut.
Dry Threads And Ports
Before detaching the jar, give the threads and gasket a quick wipe. Any stray liquid near the coupling can drip toward the base later.
Use A Travel Lid For Fridge-To-Go
A tight drinking lid lets you grab the chilled jar and head out the door without hunting for a cup. If your lid has a loop, you can hang it on a hook in the fridge to save space.
Cleaning And Care After Chilling
Hand-Wash Only
Rinse the jar and lid with warm, soapy water. Spin some soapy water in the jar for a quick self-clean, then rinse again. Avoid dishwashers and avoid soaking the base. If the USB-C port ever gets wet, let it air-dry fully before charging.
Charge At Room Temperature
Plug in the base only when it’s fully dry. If you carried the unit in a cold car or bag, let it warm up to room temperature before a charge.
How Long Do Blended Drinks Keep In The Cold?
Texture and taste change faster than safety. Fruit pulp separates, greens settle, and protein shakes can thicken. Use these timelines to plan fridge time for best quality. Keep the refrigerator at about 4 °C / 40 °F and store blends in a sealed jar.
| Drink Type | Best-By Window (Fridge) | Notes |
|---|---|---|
| Fruit-Only Smoothie | 12–24 hours | Shake before sipping; add a splash of water to loosen. |
| Greens + Fruit Blend | 12–24 hours | Expect settling; re-blend on the base for a few seconds. |
| Dairy Or Yogurt Smoothie | 24 hours | Use cold milk or yogurt; keep below 40 °F. |
| Protein Shake (Milk) | 24 hours | Some powders thicken; top off with cold milk and swirl. |
| Protein Shake (Plant Milk) | 24–36 hours | Texture holds a bit longer; shake well again before drinking. |
Cold-Storage Do’s And Don’ts
Do
- Detach the jar and chill only the jar.
- Keep the refrigerator near 4 °C / 40 °F.
- Use a tight lid and leave headspace.
- Re-blend for 3–5 seconds to refresh texture before drinking.
Don’t
- Store the electronic base in the cold.
- Freeze the jar or base.
- Wash parts in a dishwasher.
- Charge the unit while it’s damp or cold to the touch.
Extra Notes From The Manual
Portable units like this are built for quick blends and quick cleanups. The official guide warns against freezers and dishwashers and sets a cap on hot-liquid temps. Linking to a short phrase such as the BlendJet 2 user guide gives readers the exact specs without leaving them to hunt around.
Troubleshooting Cold-Related Quirks
Button Lights Act Odd After Chilling?
If you brought a cold jar out of the fridge and attached the base, you might see an error flash if the jar threads are damp. Remove the jar, dry the threads and gasket, and try again. If the port ever fogs, wait until everything is fully dry before blending or charging.
Drink Separated In The Jar?
That’s normal. Swirl the jar, attach the base, and give it a short pulse. If it’s too thick, add a splash of cold water or milk and blend again.
Metallic Noise On Re-Blend?
Large ice shards can stick near the blade after a chill. Tilt the jar, give it a gentle tap to settle the ice, then blend again with short pulses.
Safe Chill Routines You Can Copy
Workday Smoothie Plan
Night before: load chopped fruit, greens, and milk into the jar and cap it. Morning: grab the jar from the fridge, attach the base, blend, and go. At the office, stash the base in a drawer, and keep the jar in the break-room fridge.
Gym Shake Plan
Pre-portion cold milk and protein in the jar. Keep it capped in the refrigerator. Post-workout, attach the base and spin for 10–15 seconds. No clumps, still cold.
Travel Day Plan
Blend at home, cap the jar, and pack it upright with a small cold pack. If you’ll be near a fridge, set the jar in the cold and leave the base in your bag.
Bottom Line For Fridge Use
Chill the jar; store the base outside the cold; keep the fridge near 4 °C / 40 °F; and hand-wash parts. Follow those four habits and you’ll get safe, cold blends without hassle from moisture, ports, or batteries.