# Weidmüller WM4 C BT Photovoltaic MC4 Male Connector for Field Assembly

**URL:** https://aio.lv/en/product--weidmuller-1530700000--12450291
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** weidmüller
**Manufacturer code:** 1530700000
**EAN:** 4050118335330
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--weidmuller-1530700000--12450291

## 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 Weidmüller WM4 C BT is a male MC4 photovoltaic connector designed for reliable field assembly in solar power systems. This connector ensures a secure electrical connection for solar panels, providing high durability and resistance to environmental factors. It is an essential component for professional solar installations, facilitating efficient energy transmission and long-term system stability.

## Long description

The Weidmüller WM4 C BT is a high-quality male MC4 photovoltaic connector engineered for secure and reliable field assembly in solar power systems. Designed to meet the rigorous demands of professional solar installations, this connector ensures a stable electrical connection between solar panels, contributing to the overall efficiency and longevity of the energy transmission network.
Advantages
This connector offers exceptional durability and robust resistance to harsh environmental conditions, making it an ideal choice for outdoor solar energy applications. Its design facilitates straightforward field assembly, allowing for efficient installation without the need for specialized complex tools. By providing a consistent and secure contact, it minimizes energy loss and enhances the long-term stability of the entire photovoltaic system.
Suitable for
Professional solar power system installations
Field assembly of photovoltaic cabling
Maintenance and repair of existing solar arrays
Connecting solar panels in residential and commercial projects
When it may not be suitable
This connector is specifically designed for standard MC4-compatible solar systems and may not be compatible with proprietary connector types used by certain manufacturers. It is not intended for use in high-voltage industrial applications that exceed the rated technical specifications of the connector.
Key specifications
Connector type: Male MC4 photovoltaic connector
Design: Field-assembly capable
Compatibility: Standard MC4 solar systems
Environmental resistance: High durability for outdoor use
How to use
To use the Weidmüller WM4 C BT connector, ensure that the solar cable is properly stripped according to the manufacturer's guidelines. Insert the conductor into the connector housing until it clicks into place, ensuring a firm and secure connection. Use appropriate crimping tools if required by the specific assembly process to guarantee a permanent electrical contact. Always verify the connection integrity before finalizing the installation to prevent potential arcing or system failures.
What to consider before purchase
Verify compatibility with your existing solar panel connectors
Ensure you have the correct cable cross-section for the connector
Check local electrical regulations for solar installations
Confirm the quantity needed for your specific project layout
Usage recommendations
Always ensure that the connection is fully locked and protected from moisture ingress. Regularly inspect the connectors during routine system maintenance to ensure they remain free from debris and physical damage.

## FAQ

### How much does the Weidmüller WM4 C BT MC4 Male Photovoltaic Connector cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 61 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 weidmüller 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 weidmüller 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/12450291/68753057_large.webp