# Wago 870-403 3-Way Comb-Style Busbar 18A Light Gray

**URL:** https://aio.lv/en/product--wago-870-403--12481813
**Data updated:** 2026-05-27 17:55 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** Wago
**Manufacturer code:** 870-403
**EAN:** 4044918507264
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wago-870-403--12481813

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Wago 870-403 is a 3-way comb-style busbar designed for efficient electrical distribution in terminal block systems. Rated for 18A, this light gray jumper bar ensures reliable connectivity and organized wiring in industrial and control cabinet applications. It provides a secure, low-resistance connection for professional electrical installations, facilitating quick and easy bridging of terminal blocks.

## Long description

The Wago 870-403 is a 3-way comb-style busbar engineered for efficient electrical distribution within terminal block systems. This component is specifically designed to provide a reliable and organized method for bridging connections in industrial control cabinets and electrical panels. With its light gray finish and robust construction, it ensures low-resistance electrical paths, contributing to the overall stability and safety of professional wiring installations.
Advantages
This comb-style busbar offers significant time savings during the assembly of terminal blocks by allowing for quick and secure bridging of multiple positions. Its design promotes a clean and professional wiring layout, which simplifies maintenance and troubleshooting tasks. The high-quality materials used in its construction ensure a durable and consistent connection, minimizing the risk of loose contacts or electrical faults in demanding environments.
Suitable for
Industrial control cabinet wiring
Electrical distribution systems
Bridging terminal blocks in modular setups
Automation and control panel installations
When it may not be suitable
This busbar is designed specifically for compatible terminal block systems and may not be suitable for use with terminal blocks from different series or manufacturers. It is also not intended for high-current applications exceeding its rated capacity of 18A.
Key specifications
Type: 3-way comb-style busbar
Current rating: 18A
Color: Light gray
Compatibility: Designed for specific terminal block series
How to use
To install the Wago 870-403, align the comb-style teeth with the designated jumper slots on the compatible terminal blocks. Press the busbar firmly into the slots until it clicks or seats securely into place. Ensure that all connections are fully engaged to maintain proper electrical contact across all three positions. Once installed, verify the connection integrity before energizing the circuit.
What to consider before purchase
Verify compatibility with your existing terminal block series
Ensure the 18A current rating meets your circuit requirements
Check the number of positions needed for your specific application
Usage recommendations
Always ensure the power is disconnected before installing or modifying any electrical components. Use only with compatible terminal blocks to ensure a secure and safe connection.

## Specifications

| Feature | Value |
|---|---|
| Length | 14 mm |
| Current | 18 A |

### Design

| Feature | Value |
|---|---|
| Product colour | Grey |

## FAQ

### How much does the Wago 870-403 3-Way Comb-Style Busbar cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 09.07.2026 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 Wago 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 Wago 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12481813/68808668_large.webp