Payment & Security

Secure Payment

The following payment methods are available in our online shop: advance payment, TWINT, PostFinance, PostFinance Card, Visa, Mastercard and American Express.

For orders placed by email, you may pay by advance payment, TWINT, PostFinance or PostFinance Card.

For payments made on site in Dielsdorf, the following payment methods are available: TWINT, Maestro, Visa, Mastercard and American Express.

Your payment details are transmitted in encrypted form via our payment service providers Payrexx/Wallee and PostFinance/SIX Payment.

Secure Use

To ensure the secure transmission of your data in the SYSTEM4-Lite online shop, we use SSL encryption provided by Let’s Encrypt.

Payment Details / Bank Account (Payments in CHF)

Bank: UBS AG, 8098 Kloten (Zurich)
Beneficiary: Duco System AG, 8157 Dielsdorf
IBAN CHF: CH03 0027 8278 8372 0201 D
BIC: UBSWCHZH80A

Payment Details / Bank Account (Payments in EUR)

Bank: UBS AG, 8098 Kloten (Zurich)
Beneficiary: Duco System AG, 8157 Dielsdorf
IBAN EUR: CH30 0027 8278 8372 0260 T
BIC: UBSWCHZH80A

Information for EUR Payments from European Countries

To avoid or reduce fees, please ensure that payments are made as SEPA payments using the shared charges option (SHA).

01.06.2026 – Duco System AG – SYSTEM4-Lite | Ruchwiesenstrasse 8 | CH-8157 Dielsdorf

Secure payment

You can choose from the following payment options in the online shop: prepayment, Twint, PostFinance, PostFinance Card, Visa Card, Mastercard, American Express Card.

If you order via email, you can pay in advance, Twint , PostFinance, PostFinance Card.

When paying on site in Dielsdorf: Twint, Maestro Card, Visa Card, Mastercard, American Express Card.

Your payment data is transmitted encrypted via our payment service providers Payrexx/Wallee and PostFinance / SIX Payment.

Safe use

We use SSL encryption from Let's Encrypt for the protected transmission of your data in the SYSTEM4-Lite onlineshop.

Payment details / bank details (payment in CHF)

Bank: UBS AG, 8098 Zurich
Beneficiary: Duco System AG, 8157 Dielsdorf
IBAN CHF: CH03 0027 8278 8372 0201 D
BIC: UBSWCHZH80A

Payment details / bank details (payment in EUR)

Bank: UBS AG, 8098 Zurich
Beneficiary: Duco System AG, 8157 Dielsdorf
IBAN EUR: CH30 0027 8278 8372 0260 T
BIC: UBSWCHZH80A

Note for EUR payments from other European countries

To avoid/reduce fees, please make sure to record orders as SEPA payments with the “fee sharing” (SHA) expense regulation.

Payment with TWINT

Open your TWINT app and tap the QR code symbol
Scan the QR code. Enter the total amount and confirm the payment.