# Eaton B3.0/3-PKZ4 3-Phase Busbar, 128A, 33mm2, Pin-Type

**URL:** https://aio.lv/en/product--eaton-220221--12453259
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** EATON
**Manufacturer code:** 220221
**EAN:** 4015082202217
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 41.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 34.70 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-220221--12453259

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Eaton B3.0/3-PKZ4 is a 3-phase pin-type busbar designed for efficient power distribution in electrical installations. With a current rating of 128A and a cross-section of 33mm2, this busbar ensures reliable connectivity for PKZ4 motor protection circuit breakers. It simplifies wiring, reduces installation time, and provides a secure, organized electrical connection within industrial or commercial distribution boards.

## Long description

The Eaton B3.0/3-PKZ4 is a high-performance 3-phase pin-type busbar engineered for professional electrical power distribution. Designed specifically for integration with PKZ4 motor protection circuit breakers, this component facilitates a streamlined and reliable connection system within industrial and commercial electrical panels. By utilizing a standardized pin-type interface, it ensures consistent contact quality and structural integrity, which are essential for maintaining stable power flow in demanding electrical environments.
Advantages
This busbar significantly enhances the efficiency of electrical installations by replacing complex individual wiring with a single, robust distribution component. Its design minimizes the risk of loose connections and reduces the overall time required for assembly and maintenance. The high current rating and optimized cross-section provide excellent thermal performance, ensuring that the system remains reliable even under continuous operational loads. Furthermore, the organized layout contributes to a cleaner and more manageable interior of the distribution board, which simplifies future inspections and troubleshooting.
Suitable for
Industrial motor control centers
Commercial power distribution boards
Electrical cabinets requiring PKZ4 circuit breaker integration
Systems where rapid and reliable 3-phase power distribution is necessary
This busbar may not be suitable for applications involving non-compatible circuit breakers or systems that require a different phase configuration. It is also not intended for use in environments where the physical dimensions of the busbar do not align with the specific spacing of the installed equipment.
Key specifications
Phase configuration: 3-phase
Current rating: 128A
Cross-section: 33mm2
Connection type: Pin-type
Compatibility: PKZ4 motor protection circuit breakers
To use the Eaton B3.0/3-PKZ4, ensure that the power supply is completely disconnected from the distribution board. Align the pin-type connectors with the terminals of the PKZ4 motor protection circuit breakers. Once positioned, secure the busbar firmly to ensure full contact across all phases. Verify that all connections are tightened to the manufacturer's specified torque settings before restoring power to the system.
What to consider before purchase
Verify the compatibility of your circuit breakers with the PKZ4 series
Ensure the 128A current rating meets your system's load requirements
Check the physical space available in your distribution board for the busbar length
Confirm that the pin-type connection matches your existing terminal configuration
For optimal safety and performance, always follow the installation guidelines provided by the manufacturer and ensure that all electrical work is performed by qualified personnel in accordance with local safety regulations.

## FAQ

### How much does the Eaton B3.0/3-PKZ4 3-Phase Busbar 128A cost, and is it available for purchase?

The price is 41.99 € (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 13.07.2026 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 EATON 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 EATON 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/12453259/68755814_large.webp