# Bachmann 456 AC Connection Switchgear with Type 2 Surge Arrester, 20A 1-Phase

**URL:** https://aio.lv/en/product--bachmann-456--11383700
**Data updated:** 2026-07-06 17:39 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** Bachmann
**Manufacturer code:** 456
**EAN:** 5904473573403
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 122.99 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 101.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--bachmann-456--11383700

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 24.07.2026 | free |
| Pickup points | 29.07.2026 | 1.89 EUR |
| Courier delivery to door | 29.07.2026 | 4.99 EUR |

## Summary description

The Bachmann 456 is a professional AC connection switchgear unit designed for solar energy systems. It features an integrated Type 2 surge arrester to protect electrical components from voltage spikes. Rated for 20A single-phase operation, this device ensures reliable power distribution and safety for photovoltaic installations, providing essential circuit protection and efficient connectivity in a compact, durable housing.

## Long description

The Bachmann 456 AC connection switchgear is a professional-grade electrical component engineered specifically for solar energy systems. This unit facilitates secure and efficient power distribution within photovoltaic installations, ensuring that the energy generated by solar panels is managed safely. With its integrated Type 2 surge arrester, the device provides critical protection against transient voltage spikes, safeguarding sensitive electrical equipment from potential damage caused by atmospheric discharges or grid fluctuations.
Advantages
The primary benefit of the Bachmann 456 is its robust design which combines essential circuit protection with reliable connectivity in a single, compact housing. By incorporating a Type 2 surge arrester, it eliminates the need for external protective devices, thereby simplifying the installation process and reducing the overall footprint of the electrical system. Its 20A single-phase rating makes it highly versatile for standard residential and small commercial solar setups, providing consistent performance and long-term durability in various environmental conditions.
Suitable for
Residential photovoltaic solar energy systems
Small-scale commercial solar power installations
Single-phase AC power distribution circuits
Protection of solar inverters and monitoring equipment
When it may not be suitable
This switchgear is designed exclusively for 20A single-phase applications and is not suitable for three-phase electrical systems or high-voltage industrial installations that exceed its rated capacity. It should not be used in environments where the required surge protection level exceeds the specifications of a Type 2 arrester.
Key specifications
Rated current: 20A
Phase: Single-phase
Protection type: Integrated Type 2 surge arrester
Application: Solar energy systems
Design: Compact, durable housing
How to use
The Bachmann 456 should be installed by a qualified electrician in accordance with local electrical codes and solar installation standards. The unit is typically mounted within the AC distribution board or a dedicated enclosure between the solar inverter and the main grid connection. Ensure that all wiring connections are tightened to the specified torque settings to prevent overheating and ensure optimal electrical conductivity. Proper grounding must be established to allow the surge arrester to function effectively during a voltage event.
What to consider before purchase
Verify that your solar system is a single-phase configuration
Ensure the 20A rating is sufficient for your inverter output
Check local regulations regarding the mandatory use of surge protection devices
Confirm available space in your distribution board or enclosure
Usage recommendations
Regularly inspect the status indicator of the integrated surge arrester to ensure it remains operational. If the indicator shows that the protection module has reached its end of life, the unit or the replaceable cartridge must be replaced immediately to maintain system safety.

## FAQ

### How much does the Bachmann 456 AC Connection Switchgear with Surge Arrester cost, and is it available for purchase?

The price is 122.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 310 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 24.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Bachmann 456 AC Connection Switchgear with Surge Arrester be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Bachmann 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 Bachmann 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