# USB to VE.Bus interface Victron Energy MK3-USB ASS030140000 for connecting VE.Bus devices to PC

**URL:** https://aio.lv/en/product--victron-energy-ass030140000--5288054
**Data updated:** 2026-02-12 14:19 (EET)
**Category:** Other goods
**Manufacturer:** victron energy
**Manufacturer code:** ASS030140000
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 88.20 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 72.89 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--victron-energy-ass030140000--5288054

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Monday | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Victron Energy MK3-USB (ASS030140000) is a USB-to-VE.Bus interface designed to connect VE.Bus-compatible inverters and chargers to a PC. It enables firmware updates, configuration and monitoring through Victron software by translating VE.Bus signals to USB. Ideal for system commissioning, troubleshooting and regular maintenance where direct PC access is required.

## Long description

The Victron Energy MK3-USB interface is a USB-to-VE.Bus adapter designed to connect VE.Bus-compatible inverters and chargers to a personal computer. It translates VE.Bus communication into USB protocol so Victron configuration and monitoring software can access device settings, perform firmware updates and read status information. The interface is compact and intended for use when direct PC access to system components is required for commissioning, troubleshooting or routine maintenance.
Advantages
The adapter provides a direct and stable data link between VE.Bus devices and a PC without needing proprietary gateways. It supports firmware updating and full configuration access via Victron software, simplifying setup and diagnostics. The compact form factor and USB connectivity make it easy to carry and connect in the field or workshop, reducing time required for configuration changes and fault analysis.
Suitable for
Commissioning and configuring VE.Bus-compatible inverters and chargers
Performing firmware updates and software-based diagnostics
Troubleshooting system communication and operational faults
Routine maintenance and system performance monitoring
Key specifications
Interface type: USB to VE.Bus communication adapter
Connectivity: USB for PC connection and VE.Bus connector for device link
Compatibility: Designed for VE.Bus-compatible inverters and chargers
Functionality: Firmware updates, configuration access, monitoring and diagnostics
Form factor: Compact, portable adapter suitable for field use
Power: USB-powered when connected to PC (no external power supply required)
How to use
Connect the MK3-USB adapter to the VE.Bus port of the inverter or charger and then plug the USB connector into a PC. Start the appropriate Victron software to detect the connected device; follow on-screen prompts to view status, change settings or perform firmware updates. Close any other applications that may interfere with serial USB connections, and ensure the PC has the latest Victron software and drivers installed before beginning configuration or update procedures.
Usage recommendations
Use the adapter on a PC with the latest Victron software and official drivers. Perform firmware updates only when the power system is stable and follow device-specific instructions to avoid service interruptions. Store the adapter in a dry, static-free environment when not in use and disconnect during live electrical work.

## FAQ

### How much does the Victron Energy MK3-USB USB to VE.Bus interface cost, and is it available for purchase?

The price is 88.20 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 Monday 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 Victron Energy MK3-USB USB to VE.Bus interface 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 victron energy 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 victron energy 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

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