Frequently Asked Questions

Trisa Electronics grants a 5‑year warranty from the date of purchase on all products. Excluded are electric toothbrushes, batteries/accumulators and products not bearing the Trisa logo. On specially marked Foodcenter models we offer 7 years of warranty.

You can dispose of your device free of charge and in an environmentally friendly way by returning it either directly to us or to an electronics retailer in your region. Learn more.

Customers in Switzerland are welcome to visit us in Triengen (LU) or contact customer service by e‑mail/phone. You can find the contact details here.

In case of a defect, please send the device directly to us for repair (no return number/label required). Important: secure transport packaging. Please include:

• Proof of purchase
• A brief error description

Our experienced service team will process your request quickly and professionally.

E‑mail: info@trisaelectronics.ch
Phone: +41 41 933 00 30

Outside Switzerland: contact details available here.

Electric toothbrushes are produced in Triengen (Switzerland). For other household appliances, we work with carefully selected partners abroad who manufacture according to Swiss and EU standards – for innovative, reliable and durable products.

Yes! In our showroom in Triengen (LU) you can experience and test the devices live. Many products are in stock and can be taken with you immediately (unless sold out).

Since 2019 we have been using packaging with reduced plastic (e.g. molded pulp, tissue paper). As a partner of the SENS foundation, we enable free, environmentally sound disposal.

In 2024 we expanded our solar installations and additionally use groundwater cooling and rainwater to save energy and further improve our environmental footprint.

Stock items: 2–3 days. Priority delivery selectable at checkout. CH parcels via Swiss Post; large appliances after scheduling with the carrier.

Yes, at our headquarters in Triengen. Choose the “Pickup” option during checkout.

Opening hours:
Monday–Friday: 08:00–11:45   /   13:30–17:00

Prepayment or convenient payment via Postcard, TWINT or credit card (Visa, Mastercard, Diners Club).

Returns/exchanges are possible within 14 days of receipt if:

• The product is undamaged, clean and complete incl. accessories
• It is securely packed for transport

Please include:

• Proof of purchase
• A short note stating the reason for the return/exchange

Send to the indicated address (depending on your residence) or hand in at the Trisa Electronics customer counter (Mon–Fri 08:00–11:45 / 13:30–17:00).

Costs depend on size and weight and are calculated automatically in the cart before checkout.

Prices include VAT, exclude the advance recycling fee (vRG). By paying the vRG you support proper recycling and environmental protection.

The Trisa article number is usually eight digits; the device itself often shows only the first six digits.

You can find it on the product packaging, in the user manual or on the nameplate (rear/bottom).

Faster ordering, overview of orders/invoices/credits, manage data & addresses, track order status, save favourites.

Click “Sign in” at the top right and enter your credentials. No account yet? Create one via “Register”.

Yes. Go to “My account” → “Customer data” or “Change password”.

Click the icon with your initials at the top right. In the menu choose “Orders”, “Invoices” or “Carts”.

Go to “Troubleshooting”: select your product by model number or search and follow the step‑by‑step guides.

News, promotions & sweepstakes – plus free shipping on your next order after sign‑up. Sent at most once per month.

Yes – use the unsubscribe link in any newsletter email at any time.