1. Introduction
Thank you for purchasing the Zojirushi SE-KAE48AZ Stainless Tea Tumbler with Handle. This tumbler is designed for steeping and enjoying a variety of teas, keeping beverages hot or cold for extended periods. Please read this manual thoroughly before use to ensure proper operation and maintenance.

Image: A person using the Zojirushi Stainless Tea Tumbler while working on a laptop, demonstrating typical use.
2. Product Components
Familiarize yourself with the parts of your Zojirushi Stainless Tea Tumbler:
- Tumbler Body: The main insulated container with a handle.
- Lid: Seals the tumbler and can serve as an infuser stand.
- Dual Infuser: A fine mesh basket for steeping loose tea leaves. Features a handle for easy removal.
- Tea Strainer: A larger mesh component, ideal for larger tea leaves.

Image: Top view of the tumbler, illustrating the internal components including the infuser.

Image: The dual infuser and tea strainer, disassembled to show individual parts.
3. Setup and Initial Use
Before first use, wash all components thoroughly with warm water and mild dish soap. Rinse completely and dry.
Assembling the Infuser/Strainer:
- For fine loose leaf teas, use the dual infuser. Place the desired amount of tea leaves into the infuser basket.
- For larger tea leaves (e.g., Oolong, Jasmine), the tea strainer can be used by itself.
- Ensure all silicone gaskets are properly seated on the lid and infuser/strainer components to prevent leaks.

Image: A hand demonstrating how to insert the tea infuser into the tumbler.
4. Operating Instructions
For Hot Tea:
- Preheat the tumbler by filling it with hot water for a few minutes, then discard the water.
- Place your preferred tea leaves into the dual infuser or tea strainer.
- Insert the infuser/strainer assembly into the tumbler.
- Pour hot water into the tumbler, ensuring it does not exceed the fill line.
- Securely attach the lid. Allow tea to steep for the recommended time.
- Once steeped, remove the lid and the infuser/strainer. The lid can be inverted and used as a stand for the infuser/strainer to prevent drips.
- Enjoy your tea. Re-steep as desired by placing the infuser back into the tumbler.
For Cold Brew Tea:
- Place tea leaves into the dual infuser.
- Insert the infuser into the tumbler.
- Fill the tumbler with cold water.
- Securely attach the lid and refrigerate for several hours or overnight.
- Remove the infuser before serving.
General Use Tips:
- The curved lip design of the tumbler mouth enhances the sipping experience.
- Ensure the lid is properly tightened to maintain leak-proof performance and temperature retention.
- Do not overfill the tumbler.

Image: The lid used as a stand for the infuser after steeping.

Image: A close-up view of the tumbler's curved lip, designed for comfortable sipping.
5. Care and Maintenance
Proper cleaning and care will extend the life and performance of your tumbler.
Cleaning Instructions:
- Hand Wash Recommended: Wash all components with warm water and mild dish soap.
- Use a soft sponge or brush to clean the interior of the tumbler and the infuser/strainer.
- For thorough cleaning of the lid, disassemble its parts carefully. Refer to the diagram below for guidance.
- Rinse all parts thoroughly to remove any soap residue.
- Allow all components to air dry completely before reassembling or storing to prevent odors and mildew.
- Do not use abrasive cleaners, scrub brushes, or harsh chemicals, as these can damage the finish or internal components.
- Do not boil the tumbler or its components.

Image: A thin brush being used to clean the intricate parts of the tumbler lid.
6. Troubleshooting
If you encounter issues with your tumbler, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Liquid leaks from the lid. | Lid not tightened properly; silicone gasket is missing or misaligned; tumbler overfilled. | Ensure lid is securely tightened. Check that all silicone gaskets are correctly in place. Do not fill past the recommended level. |
| Beverage does not stay hot/cold for long. | Lid not sealed properly; tumbler not preheated/pre-cooled; extreme ambient temperature. | Ensure lid is tightly sealed. Pre-heat with hot water or pre-cool with cold water for 1-2 minutes before adding beverage. |
| Difficulty cleaning the interior. | Narrow opening for large hands. | Use a bottle brush or a sponge attached to a handle for easier access. |
| Metallic taste in beverage. | New product residue; improper cleaning. | Wash thoroughly before first use. Ensure all soap residue is rinsed completely. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | SE-KAE48AZ |
| Capacity | 16 Ounces (0.48 Liters) |
| Material | Stainless Steel (BPA Free) |
| Dimensions (W x H) | 5"W x 6.5"H (approximate) |
| Insulation | Vacuum Insulation |
| Heat Retention | 181°F @ 1 hr. |
| Cold Retention | 45°F @ 6 hrs. |
| Special Features | Dual Infuser & Tea Strainer, Leak Proof Lid, Curved Lip Design |
| Care Instructions | Hand Wash Recommended |

Image: Diagram explaining the vacuum insulation technology for temperature retention.
8. Warranty Information
Zojirushi products are manufactured with high-quality materials and craftsmanship. This product is covered by a limited warranty against defects in material and workmanship. Please refer to the warranty card included with your purchase or visit the official Zojirushi website for detailed warranty terms and conditions.
Please retain your proof of purchase for warranty claims.
9. Customer Support
For further assistance, product inquiries, or to purchase replacement parts, please contact Zojirushi customer support:
- Website: Visit the official Zojirushi website (www.zojirushi.com) for FAQs, product registration, and contact information.
- Phone: Refer to your product packaging or the Zojirushi website for regional customer service phone numbers.
When contacting support, please have your model number (SE-KAE48AZ) and purchase date available.





