# Rectifier Weldman STRONG 20 6V/12V LCD – battery charger and starter

**URL:** https://aio.lv/en/product--weldman-103222--11000181
**Data updated:** 2026-03-07 18:12 (EET)
**Category:** Car Chargers & Jump Starters
**Manufacturer:** Weldman
**Manufacturer code:** 103222
**EAN:** 5902701750213
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 60.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 49.99 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--weldman-103222--11000181

## 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

Weldman STRONG 20 is a rectifier designed for 6V and 12V vehicle batteries with an integrated LCD for status display. It functions as a battery charger and jump starter, providing controlled charging and monitoring of voltage. Suitable for cars, motorcycles and small vehicles for maintenance charging, battery recovery and emergency starts.

## Long description

Weldman STRONG 20 6V/12V LCD is a rectifier designed for charging and starting 6V and 12V lead-acid vehicle batteries. The unit combines controlled charging functionality with a jump-start capability and an integrated LCD that shows charging status, voltage and error indicators. It supports maintenance charging, battery recovery from a discharged state and emergency engine starts for cars, motorcycles and other small vehicles.
Advantages
The compact, rugged housing and simple control layout deliver reliable operation in garage or roadside conditions. The LCD provides clear, real-time information about battery voltage and charging progress, while built-in protection features guard against reverse polarity, short circuits and overcharging. The device supports both 6V and 12V systems, allowing versatile use across a range of vehicle types.
Suitable for
Maintenance charging of car and motorcycle batteries
Recovering deeply discharged lead-acid batteries
Providing a starter boost for small petrol or diesel engines
Workshop and home garage battery servicing
Key specifications
Operating voltages: selectable 6 V and 12 V
Functionality: controlled charger and jump starter
Display: integrated LCD for voltage and status indication
Protection features: reverse polarity protection, short-circuit protection and overcharge prevention
Battery types supported: lead-acid batteries used in cars and motorcycles
Intended use: maintenance charging, battery recovery and emergency starting
How to use
Connect the rectifier to the battery following the polarity markings, select the appropriate voltage (6V or 12V) and set the charging mode if applicable. Monitor the integrated LCD to follow voltage and charging progress. For jump-starting, attach the clamps securely to the battery terminals and engage the starter function according to the device instructions; ensure correct polarity before activating. Disconnect the unit after charging is complete or once the engine has started, and store the unit in a dry, ventilated location.
Usage recommendations
Use the Weldman STRONG 20 in well-ventilated areas and follow vehicle manufacturer guidance for battery service. For safety, inspect battery and cables for damage before connecting, and avoid prolonged charging beyond the time indicated by the device. When jump-starting, ensure vehicle electrical systems are switched off and follow standard jump-start precautions to prevent sparks or damage.

## FAQ

### How much does the Rectifier Weldman STRONG 20 6V/12V LCD cost, and is it available for purchase?

The price is 60.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 Weldman 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 Weldman 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/11000181/61641939_large.webp