# PRO rotor (wirnik) for sheet metal shears TNB380K compatible with models 21, 22

**URL:** https://aio.lv/en/product--pro-ytnb0121--11736415
**Data updated:** 2026-03-08 13:38 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** PRO
**Manufacturer code:** YTNB0121
**EAN:** 5903755156846
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 29.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 24.79 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--pro-ytnb0121--11736415

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Replacement rotor (wirnik) by PRO for sheet metal shears TNB380K, specified for series/models 21 and 22. Designed as a direct spare part to restore motor function in nożyce do blachy (sheet metal shears). Intended for repair and maintenance of compatible TNB380K units, helping recover cutting performance and extend tool service life.

## Long description

Replacement PRO rotor for sheet metal shears TNB380K, compatible with models 21 and 22. This rotor is offered as a direct spare part to restore the motor function of compatible TNB380K cutters. It is intended for repair and maintenance of shears to recover cutting performance and extend the service life of the tool.
Advantages
The rotor is manufactured to match the original dimensions and mounting points, ensuring straightforward replacement without modification. It restores electromagnetic balance and rotational smoothness, helping to reduce vibration and wear on bearings and brushes. Designed for use in reparative work, the rotor supports consistent cutting performance and helps avoid full motor replacement.
Suitable for
 Repair of TNB380K sheet metal shears model 21
 Repair of TNB380K sheet metal shears model 22
 Maintenance and refurbishment of workshop cutting tools
 Parts replacement to extend the working life of shears
Key specifications
 Compatibility: designed for TNB380K series models 21 and 22
 Function: rotor (armature) for electric motor of sheet metal shears
 Fit: direct-fit replacement matching original mounting points and shaft dimensions
 Material: conductive windings and balanced lamination stack (manufacturer-specified materials)
 Intended use: repair and maintenance to restore rotational performance
How to use
Switch off and disconnect the machine from the power supply before beginning any work. Remove the shear housing and access the motor according to the machine service manual. Extract the worn rotor carefully, noting the position of brushes, bearings and any spacers. Install the replacement rotor ensuring correct alignment with the shaft, bearings and mounting points, then reassemble the motor and housing. After assembly, perform a no-load run to verify smooth rotation and correct brush contact before returning the tool to service.
Usage recommendations
Use original or manufacturer-compatible spare components for bearings and brushes when replacing the rotor. Verify brush seating and bearing condition during installation; replace worn ancillary parts to ensure optimal performance and longer service life of the repaired unit.

## FAQ

### How much does the PRO rotor for TNB380K sheet metal shears (21, 22) cost, and is it available for purchase?

The price is 29.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 16.07.2026 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 PRO 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 PRO 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/11736415/67115722_large.webp