# Baks PUPK Grounding Washer for Solar Panels (1.4301 Stainless Steel)

**URL:** https://aio.lv/en/product--baks-897304--12464918
**Data updated:** 2026-05-18 09:27 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** Baks
**Manufacturer code:** 897304
**EAN:** 5900993227291
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--baks-897304--12464918

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Baks PUPK grounding washer is a specialized component designed for the secure electrical bonding of solar panels. Manufactured from high-quality 1.4301 stainless steel, this washer ensures reliable conductivity and corrosion resistance in outdoor photovoltaic installations. It is an essential element for maintaining system safety and proper grounding of mounting structures.

## Long description

The Baks PUPK grounding washer is a professional-grade component engineered to provide secure electrical bonding for solar panel installations. Crafted from durable 1.4301 stainless steel, this washer is specifically designed to bridge the connection between solar modules and mounting structures, ensuring continuous electrical conductivity throughout the photovoltaic system. Its robust construction offers excellent resistance to atmospheric corrosion, making it a reliable choice for long-term outdoor use in various environmental conditions.
Advantages
The primary benefit of the Baks PUPK grounding washer is its ability to create a permanent and reliable electrical path, which is critical for the safety and performance of solar arrays. By utilizing high-quality 1.4301 stainless steel, the washer maintains its structural integrity and conductive properties even when exposed to moisture, temperature fluctuations, and harsh weather. Its design facilitates efficient installation, helping to streamline the assembly process of mounting systems while ensuring compliance with standard safety requirements for electrical grounding in solar energy projects.
Suitable for
Electrical bonding of solar panels to mounting rails
Grounding photovoltaic installations in residential and commercial projects
Outdoor solar energy systems requiring corrosion-resistant components
When it may not be suitable
This grounding washer is specifically designed for use with compatible solar mounting systems and may not be suitable for non-standard or custom-built structures where the mechanical interface does not allow for proper contact. It should not be used in environments with extreme chemical exposure that exceeds the corrosion resistance limits of 1.4301 stainless steel.
Key specifications
Material: 1.4301 stainless steel
Function: Electrical bonding and grounding for solar panels
Application: Outdoor photovoltaic mounting systems
Corrosion resistance: High
How to use
To use the Baks PUPK grounding washer, place it between the solar panel frame and the mounting rail during the installation process. Ensure that the washer is positioned to penetrate any anodized coatings on the panel frame or mounting rail to establish a direct metal-to-metal contact. Tighten the mounting hardware to the manufacturer's specified torque to ensure the washer is firmly compressed, thereby creating a secure and permanent electrical bond.
What to consider before purchase
Verify compatibility with your specific solar panel frame and mounting rail profile
Ensure the quantity purchased matches the number of grounding points required for your array
Check local electrical codes and regulations regarding solar system grounding requirements
Usage recommendations
Regularly inspect the grounding connections during routine maintenance of the solar installation to ensure that the hardware remains tight and free from debris or oxidation that could impede electrical conductivity.

## FAQ

### How much does the Baks PUPK Grounding Washer for Solar Panels 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 — 238 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 06.07.2026 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 Baks 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 Baks 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/12464918/68766535_large.webp