# Desktop calculator Donau TECH K-DT4124-01, 12-digit display, 125×100×27 mm, black

**URL:** https://aio.lv/en/product--donau-k-dt4124-01--11398464
**Data updated:** 2026-03-07 20:04 (EET)
**Category:** Calculators
**Manufacturer:** Donau
**Manufacturer code:** K-DT4124-01
**EAN:** 5901503615874
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 9.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--donau-k-dt4124-01--11398464

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Donau TECH K-DT4124-01 is a desktop office calculator with a 12-digit display and compact dimensions of 125×100×27 mm. Designed for basic arithmetic and accounting tasks, it provides a clear numeric display and tactile keys for day-to-day calculations in offices, retail points, or at home. Color: black. Model MPN: K-DT4124-01, EAN: 5901503615874.

## Long description

Donau TECH K-DT4124-01 is a compact desktop calculator with a 12-digit LCD display, designed for everyday arithmetic and basic accounting tasks. Sized at 125×100×27 mm and finished in black, it combines a small footprint with a clear numeric readout and tactile keys for consistent input. The calculator supports standard operations needed in offices, retail points and for home budgeting, offering a dependable tool for routine calculations.
Advantages
The calculator provides a 12-digit display that shows large, legible numbers for multi-digit calculations. Its compact dimensions save desk space and make it easy to reposition between workstations. Keys are tactile to help reduce input errors and improve speed when performing sequences of operations. The black housing is practical for professional environments and resists visible dirt.
Suitable for
 Everyday office arithmetic and bookkeeping
 Point-of-sale or retail cash desk calculations
 Personal budgeting and household expense tracking
 Educational use for basic math practice
Key specifications
 Display: 12-digit LCD numeric display
 Dimensions: 125 × 100 × 27 mm (length × width × height)
 Housing color: black
 Key type: tactile push keys for numeric and basic function entry
 Primary functions: basic arithmetic (addition, subtraction, multiplication, division) and standard calculation keys
How to use
Place the calculator on a flat surface and angle it for comfortable viewing. Use the tactile numeric keys to enter numbers and the function keys for arithmetic operations. Clear or reset the current entry using the designated clear key. The 12-digit display will show results for multi-digit calculations; for longer sequences, perform intermediate calculations and use the memory or clear functions as needed.
Usage recommendations
Keep the calculator on a stable, dry surface and avoid exposure to direct sunlight or high humidity. Clean the housing with a soft, dry cloth and avoid liquid cleaners. For frequent use in retail or office environments, position the calculator within easy reach to improve workflow and reduce entry errors.

## FAQ

### How much does the Donau TECH K-DT4124-01 12-digit desktop calculator cost, and is it available for purchase?

The price is 11.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Donau products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Donau service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11398464/66046920_large.webp