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header-product Battery Charger GYS GYSFLASH 4.12 12V 0.8–4.0A, 4 A max, charging and maintenance for 12V batteries
116.99 €

Battery Charger GYS GYSFLASH 4.12 12V 0.8–4.0A, 4 A max, charging and maintenance for 12V batteries

Battery Charger GYS GYSFLASH 4.12 12V Photo 1
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Battery Charger GYS GYSFLASH 4.12 12V 0.8–4.0A, 4 A max, charging and maintenance for 12V batteries

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Battery Charger GYS GYSFLASH 4.12 12V 0.8–4.0A, 4 A max, charging and maintenance for 12V batteries

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Short description

Compact GYSFLASH 4.12 battery charger from GYS is designed for 12V lead-acid batteries with an adjustable charging current of 0.8–4.0 A and a 4 A maximum. It provides controlled charging and maintenance modes to recharge, desulfate and keep batteries at optimal charge. Suitable for cars, motorcycles and small vehicles; practical for workshop and home use.
Available for order: 4 pcs.
Warranty: 2 Years
SKU: 3917217
Manufacturer: GYS
delivery
to the Customer Service Center at Kengaraga 2b, Riga
13.07.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
13.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
16.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.00 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
16.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Payment Methods:
Bank transfer
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Product information

Description

Compact GYSFLASH 4.12 battery charger from GYS is designed for 12 V lead-acid batteries with an adjustable charging current of 0.8–4.0 A and a 4 A maximum. It provides controlled charging and maintenance modes to recharge, desulfate and keep batteries at optimal charge. The unit is intended for use with passenger cars, motorcycles and other small vehicles and is suitable for both workshop and home use.

Advantages

The charger offers adjustable charging current to match battery condition, automatic maintenance mode to prevent overcharging and a desulfation function to help recover sulfated batteries. Its compact design allows convenient storage and handling, while straightforward controls make operation simple for non-professional users.

Suitable for

  • 12 V lead-acid batteries in passenger cars
  • Motorcycle and scooter batteries
  • Small utility vehicles and garden equipment with 12 V batteries
  • Workshop and home battery maintenance

Key specifications

  • Input/Output voltage: designed for 12 V battery systems
  • Adjustable charging current: 0.8–4.0 A
  • Maximum charging current: 4 A
  • Charging modes: controlled charge, maintenance/float, desulfation
  • Battery chemistry compatibility: 12 V lead-acid types
  • Form factor: compact, portable charger

How to use

Connect the charger clamps to the battery terminals following polarity (positive to positive, negative to negative) and select the appropriate charging current according to battery capacity and condition. Start the charging cycle and monitor status indicators; the unit will switch to maintenance mode automatically when the battery reaches full charge. Use the desulfation function if the battery exhibits reduced capacity due to sulfation.

Usage recommendations

Use in well-ventilated areas, avoid exposure to moisture and follow safety warnings in the manufacturer documentation. For long-term storage, keep the charger connected in maintenance mode to preserve battery charge and reduce the risk of deep discharge.

Description

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Customer reviews

Customer questions

FAQ

How much does the Battery Charger GYS GYSFLASH 4.12 12V cost, and is it available for purchase?

The price is 116.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 13.07.2026 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. 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 GYS 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 GYS 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.