# Surge Arrester Apator ASM-18N+A+W3 — SN type, model 63-811690-181

**URL:** https://aio.lv/en/product--apator-63-811690-181--12113437
**Data updated:** 2026-03-20 10:05 (EET)
**Category:** Power Sockets
**Manufacturer:** Apator
**Manufacturer code:** 63-811690-181
**EAN:** 5906739002443
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 127.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 105.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--apator-63-811690-181--12113437

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

Apator ASM-18N+A+W3 is an SN-type surge arrester designed to protect electrical installations from transient overvoltages. Supplied under MPN 63-811690-181 and EAN 5906739002443, it is intended for use in low-voltage distribution networks and switchgear to limit surge impulses and improve system safety. Suitable for installation in distribution panels and industrial or commercial electrical assemblies.

## Long description

Apator ASM-18N+A+W3 is an SN-type surge arrester designed to limit transient overvoltages in low-voltage distribution networks and switchgear. It is intended for installation in distribution panels and electrical assemblies in industrial, commercial and residential environments where protection against lightning-induced and switching surges is required. The device provides a controlled discharge path for surge impulses to improve system safety and reduce the risk of equipment damage.
Advantages
The ASM-18N+A+W3 features a compact design suitable for panel mounting and integration into existing switchgear layouts. It offers reliable impulse limiting performance and stable operation under repeated surge events. The arrester is engineered for predictable energy absorption and discharge characteristics to protect downstream equipment. Installation and maintenance are straightforward due to its standardized mounting and clear connection points.
Suitable for
 Low-voltage distribution boards and main switchgear
 Industrial machinery control panels
 Commercial building electrical installations
 Protection of sensitive electrical and electronic equipment from transient overvoltages
Key specifications
 SN type surge arrester designed for low-voltage networks
 Impulse limiting and discharge path for transient overvoltages
 Panel- and switchgear-compatible form factor
 Durable construction for repeated surge events
How to use
Mount the surge arrester in the distribution panel or switchgear according to electric installation standards and local regulations. Connect the arrester between the phase(s) and the protective earth or neutral as required for SN-type devices, ensuring secure and low-impedance grounding. Verify correct electrical connections and clearances before energizing the circuit. Regularly inspect the device visually and during planned maintenance intervals to confirm integrity and terminal tightness.
Usage recommendations
Ensure installation by a qualified electrician, use appropriately sized grounding conductors to maintain low impedance, and coordinate the arrester selection with upstream protection devices and system earthing arrangement for optimal surge protection performance.

## FAQ

### How much does the Apator ASM-18N+A+W3 surge arrester SN cost, and is it available for purchase?

The price is 127.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 119 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 17.07.2026 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 Apator ASM-18N+A+W3 surge arrester SN 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 Apator 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 Apator 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/12113437/67648890_large.webp