# Car Battery Charger zenwire JMD-6S — 6V/12V AGM repair function, automatic charging

**URL:** https://aio.lv/en/product--zenwire-5904507521851--11994945
**Data updated:** 2026-03-11 18:27 (EET)
**Category:** Car Chargers & Jump Starters
**Manufacturer:** zenwire
**Manufacturer code:** 5904507521851
**EAN:** 5904507521851
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 17.35 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--zenwire-5904507521851--11994945

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

zenwire JMD-6S is a car battery charger and maintainer for 6V and 12V lead-acid batteries with an AGM repair function. It provides automatic multi-stage charging, overload and short-circuit protection, and float maintenance to keep batteries healthy. Suitable for cars, motorcycles and seasonal vehicles for charging, maintenance and recovery of sulfated AGM/lead-acid batteries.

## Long description

zenwire JMD-6S is a compact car battery charger and maintainer designed for 6V and 12V lead-acid batteries, including AGM types. The unit combines automatic multi-stage charging with float maintenance and a dedicated AGM repair mode that targets sulfation, allowing for regular charging, long-term maintenance and recovery attempts for partially sulfated batteries. Built-in protections against overload, short circuit and reverse polarity support safe operation for cars, motorcycles and seasonal vehicles.
Advantages
The charger offers automatic detection and multi-stage charging to optimise battery life without manual adjustments. An AGM repair function helps reduce the effects of sulfation on lead-acid and AGM batteries. Float maintenance mode prevents overcharging during long standby periods, and integrated safety features protect both the battery and the vehicle electrical system. Compact form factor and clear status indicators simplify everyday use.
Suitable for
 Charging and maintaining 6V and 12V lead-acid batteries
 Recovery and desulfation attempts for partially sulfated AGM batteries
 Cars, motorcycles, ATVs and seasonal vehicles during storage
 Routine battery maintenance to prevent deep discharge and sulfation
Key specifications
 Voltage compatibility: 6V and 12V lead-acid battery systems
 Charging modes: automatic multi-stage charging and float maintenance
 Special function: AGM repair/desulfation mode
 Protections: overload, short-circuit and reverse-polarity protection
 Application: charging, maintenance and recovery of starter batteries
How to use
Connect the charger to the battery following the polarity markings and the manufacturer’s safety guidance: attach the positive clamp to the battery positive terminal and the negative clamp to the negative terminal or an appropriate chassis ground on the vehicle. Select the appropriate voltage setting if required; the device supports automatic detection and multi-stage operation. Start the charging cycle and monitor status indicators; the unit will switch to float maintenance when the battery is fully charged. Use the AGM repair mode for batteries showing signs of sulfation, following the charger’s guidance on cycle duration and monitoring.
Usage recommendations
Use the zenwire JMD-6S in a well-ventilated area and follow battery manufacturer safety instructions. For long-term storage, keep the charger connected in float maintenance mode to preserve battery health. Do not attempt repair cycles on severely damaged or leaking batteries; replace such batteries and dispose of them according to local regulations.

## FAQ

### How much does the zenwire JMD-6S car battery charger 6V/12V cost, and is it available for purchase?

The price is 20.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 09.07.2026 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 zenwire 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 zenwire 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/11994945/67450210_large.webp