# VE.Bus to USB Interface Interface MK3-USB ASS030140000 by Victron Energy

**URL:** https://aio.lv/en/product--victron-energy-ass030140000--11549651
**Data updated:** 2026-03-20 09:49 (EET)
**Category:** Cable Adapters & Converters
**Manufacturer:** victron energy
**Manufacturer code:** ASS030140000
**EAN:** 8719076019435
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 84.99 €
**Prices and availability valid until:** 2026-08-08 23:59
**Price without VAT (21%):** 70.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--victron-energy-ass030140000--11549651

## 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

Interface MK3-USB (model ASS030140000) is a VE.Bus to USB communication adapter designed by Victron Energy for connecting VE.Bus-compatible inverters/chargers and other system components to a computer or monitoring device via USB. It provides a direct data link for configuration, firmware updates, and system monitoring using compatible Victron software and tools; suitable for installers and system integrators requiring reliable local data access and device setup.

## Long description

VE.Bus to USB Interface MK3-USB by Victron Energy is a communication adapter that connects VE.Bus-compatible inverters, inverter/chargers and related system components to a computer or monitoring device via a USB port. The adapter provides a direct serial-type data link for local configuration, firmware updates and real-time system monitoring using Victron configuration and diagnostic software. It is intended for use where a stable, wired connection to VE.Bus equipment is required for setup and servicing.
Advantages
The MK3-USB interface offers a straightforward wired connection that eliminates wireless interference and reduces latency compared with networked solutions. It supports direct communication with VE.Bus devices for firmware flashing, parameter adjustments and live data logging. The adapter is compact and uses a standard USB interface for compatibility with most modern computers and laptops running Victron tools.
Suitable for
 Local configuration and commissioning of VE.Bus-compatible inverters and inverter/chargers
 Firmware updates and diagnostic sessions using Victron software
 Service engineers and installers who require a reliable wired connection for troubleshooting
 Systems where a direct data link is preferred over network or remote telemetry
Key specifications
 Interface type: VE.Bus to USB communication adapter
 Connection: USB to host computer and VE.Bus port to device
 Compatibility: VE.Bus-enabled inverters, inverter/chargers and related Victron system components
 Primary use: configuration, firmware update, diagnostics and monitoring
 Form factor: compact inline adapter suitable for installation near devices or temporary connection during service
How to use
Connect the MK3-USB adapter to the VE.Bus port on the inverter or inverter/charger and plug the USB end into a computer running the appropriate Victron software. Install any required drivers provided by Victron and launch the configuration or monitoring application. Use the software interface to read system parameters, change configuration settings, perform firmware updates or collect live performance data. Disconnect the adapter when configuration or maintenance tasks are complete.
Usage recommendations
Use a short, well-shielded USB cable and avoid placing the adapter near strong electromagnetic sources. Ensure software and firmware versions are compatible before performing updates, and follow Victron’s safety and configuration guidance during commissioning and service.

## FAQ

### How much does the VE.Bus to USB Interface MK3-USB ASS030140000 cost, and is it available for purchase?

The price is 84.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 VE.Bus to USB Interface MK3-USB ASS030140000 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

https://aio.lv/img/cache/product/11549651/68567375_large.webp