# Safety Knife Donau replaceable trapezoid blade black — model 30872, safety cutter

**URL:** https://aio.lv/en/product--donau-30872--11912784
**Data updated:** 2026-03-10 09:15 (EET)
**Category:** Universal knives
**Manufacturer:** Donau
**Manufacturer code:** 30872
**EAN:** 5901498128854
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--donau-30872--11912784

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Handheld safety knife by Donau (model 30872) with a replaceable trapezoid blade in black finish. Designed for controlled cutting of cardboard, tape and packaging materials, the cutter features a safety-oriented design to reduce accidental cuts and allow quick blade replacement. Suitable for warehouse, shipping, retail and office use.

## Long description

Handheld safety knife Donau with a replaceable trapezoid blade in black finish, model 30872 is engineered for controlled cutting of cardboard, tape and common packaging materials. The compact, safety-oriented design reduces the risk of accidental cuts and allows quick blade replacement to maintain cutting performance during repetitive tasks in warehouse, shipping, retail and office environments.
Advantages
The safety cutter combines a slim ergonomic handle with a guarded blade edge to limit accidental contact. The replaceable trapezoid blade provides precise, straight cuts and can be swapped quickly without special tools, minimising downtime. Its durable construction and black finish resist wear from frequent use, while the lightweight body improves user control during long shifts.
Suitable for
Opening and cutting cardboard boxes
Trimming packing tape and straps
Preparing shipping parcels in warehouse and fulfilment centres
Retail stockroom and office packaging tasks
Key specifications
Blade type: replaceable trapezoid blade
Finish: black
Handle: handheld, slim ergonomic design
Intended materials: cardboard, tape, packaging film and similar materials
Safety features: guarded blade edge to reduce accidental contact
Replacement: tool-free quick blade change
How to use
Hold the safety knife with a firm grip and position the guarded edge so the exposed blade meets the material at a shallow angle for controlled cutting. Apply steady pressure and guide the cutter along the intended cut line. When the blade becomes dull, follow the manufacturer’s blade replacement procedure to remove the spent blade and install a new trapezoid blade, ensuring the knife is secured before resuming work.
Usage recommendations
Use the cutter on appropriate packaging materials only and always cut away from the body. Wear cut-resistant gloves if required by workplace safety rules. Store the tool with the blade retracted or covered, and keep replacement blades in their original packaging until installation.

## FAQ

### How much does the Donau safety knife 30872 cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1693 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 03.07.2026 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/11912784/67344641_large.webp