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COSORI CO294-CW Coffee Warmer User Manual


COSORI CO294-CW Coffee Warmer User Manual


Package Contents

  • 1 x Coffee Warmer
  • 1 x Adapter
  • 1 x User Manual


Adapter Input

  • Input   AC 100–240V, 50–60Hz
  • Output DC 12V, 2.5A

Coffee Warmer

  • Input                           DC 12V, 2.5A
  • Rated Power               24W
  • Temperature Range 77°–194°F / 25°–90°C
  • Auto-Off                          8 hours
  • Dimensions                  5.4 x 4.3 x 0.7 in /13.7 x 10.9 x 1.8 cm
  • Weight                          0.5 lb / 220 g


  • Do not touch hot surfaces. Always use caution when near or working with a hot surface.
  • To protect against electric shock, do not immerse the coffee warmer or adapter in water or other liquid.
  • Close supervision is necessary when this appliance is being used by or near or instruction by a person responsible for their safety.
  • Unplug the coffee warmer when it is not being used.
  • Allow the coffee warmer to completely cool down before cleaning or storing.
  • Do not use the coffee warmer if the cord, plug, or the coffee warmer itself is damaged in any way. Contact Customer Support if your coffee warmer has been damaged.
  • Do not try to repair or take apart the coffee warmer.
  • Always use extreme caution when moving cups containing hot liquids.children. Do not allow children to play with this device.
  • This coffee warmer is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision
  • Do not cook foods on the coffee warmer.
  • Do not use the coffee warmer outdoors.
  • Do not place the coffee warmer on or near a hot gas or electric stove or inside a heated oven.
  • Do not let the cord hang over the edge of a table or counter or near a hot surface.
  • To prevent electric shock, always connect the adapter to the coffee warmer first, then plug the adapter into a wall outlet.
  • Only use the coffee warmer as directed in this manual.
  • Household use only.



  • A. Heating Plate
  • B.Temperature Display
  • C.Increase Temperature
  • D.Decrease Temperature
  • E.Power Button
  • F.DC Port
  • G.Adapter
  • H.Gravity Induction Switch


The coffee warmer should only be used to keep drinks warm. The warmer cannot effectively heat up cold or lukewarm drinks. For best results, use heat-safe cups that are thin and have a flat bottom.


  1. Place the coffee warmer on a flat, level surface.
  2. Connect the adapter to the DC port, then plug the adapter into an outlet. The coffee warmer will beep once and the display will light up for 3 seconds. will turn red.
  3. Place a heat-safe cup with a liquid that weighs at least 10.4 oz / 295 g on the heating plate to activate the gravity induction switch (see next section). Then, tap .
  4. Tap or to set a custom temperature from 77°–194°F / 25°–90°C.
  5. Tap at any time to turn off the coffee warmer.

Note: The temperature on the display shows the temperature of the heating plate, not the temperature of the liquid in your cup. Set the display temperature higher than the temperature you want for your drink.

The gravity induction switch is a safety feature which stops the coffee warmer from producing heat when there is no cup on the plate.

Note: The coffee warmer will continue producing heat for 10 minutes after you take your cup off the plate.

To turn the gravity induction switch on/off:

  1. Tap to turn the coffee warmer off.
  2. Press and hold , and simultaneously for 5 seconds until you hear 3 beeps.
  3. Tap to turn the coffee warmer back on.

When the gravity induction switch is off, the coffee warmer will continue producing heat as long as it is turned on. Use caution.

Temperature Conversion

To change temperature units, turn on the coffee warmer and press and hold and simultaneously for 3 seconds.

Automatic Shutoff

The coffee warmer will automatically turn off after 8 hours.


  • Unplug the coffee warmer and allow the heating surface to completely cool before cleaning.
  • Use a damp cloth to wipe down the surface of the coffee warmer. Dry immediately with a clean, dry cloth.
  • Do not immerse the coffee warmer in water or liquids.



Possible Solution














The coffee warmer does not heat up.


Make sure the coffee warmer is plugged in and the power button light is on.


Place a cup that weighs at least

10.4 oz / 295 g on the heating plate to activate the gravity induction switch, then tap to turn on the coffee warmer.


Make sure the coffee warmer is on an even, level surface, so that the gravity induction switch can work properly.


Turn off the gravity induction switch. Tap to turn off the coffee warmer. Then, press and hold

, and simultaneously for 5 seconds until you hear 3 beeps.


Note: When the gravity induction switch is off, the coffee warmer will produce heat as long as it is turned on. Use caution.


Possible Solution



The coffee warmer doesn’t beep.


Tap    to turn off the coffee warmer. Then, press and hold   and   simultaneously for 3 seconds to turn the sounds on.



“E1” or “E2” appears on the display.


Internal temperature sensor is damaged or broken. Contact Customer Support.


ProductOriginal Automatic Coffee Warmer
For your own reference, we strongly recommend that you record your order ID and date of purchase.
Order ID
Date of Purchase


Arovast Corporation (“Arovast”) warrants this product to the original purchaser to be free from defects in material and workmanship, under normal use and conditions, for a period of 1 year from the date of original purchase.
Arovast agrees, at our option during the warranty period, to repair any defect in material or workmanship or furnish an equal product in exchange without charge, subject to verification of the defect or malfunction and proof of the date of purchase.

  • There is no other express warranty. This warranty does not apply:
  • If the product has been modified from its original condition;
  • If the product has not been used in accordance with directions and instructions in the user manual;
  • To damages or defects caused by accident, abuse, misuse or improper or inadequate maintenance;
  • To damages or defects caused by service or repair of the product performed by an unauthorized service provider or by anyone other than Arovast;
  • To damages or defects occurring during commercial use, rental use, or any use for which the product is not intended;
  • To damages or defects exceeding the cost of the product.

Aro vast will not be liable for indirect, incidental, or consequential damages in connection with the use of the product covered by this warranty.This warranty extends only to the original consumer purchaser of the product and is not transferable to any subsequent owner of the product regardless of whether the product is transferred during the specified term of the warranty.This warranty does not extend to products purchased from unauthorized sellers. Arovast’s warranty extends only to products purchased from authorized sellers that are subject to Arovast’s quality controls and have agreed to follow its quality controls.All implied warranties are limited to the period of this limited warranty.This warranty gives you specific legal rights and you may also have other rights which vary from state to state. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you.If you discover that your product is defective within the specified warranty period, please contact Customer Support via DO NOT dispose of your product before contacting us. Once our Customer Support Team has approved your request, please return the product with a copy of the invoice and order ID.


Register your product within 14 days of purchase at to extend your 1-year warranty by an additional year.
This warranty is made by:Arovast Corporation 1202 N. Miller St. Suite A Anaheim, CA 92806



COSORI CO294-CW Coffee Warmer User Manual

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