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Röhr DFX-406v/12v Battery Charger

Röhr battery charger DFX-40 utilises advanced circuit design to deliver the best performance whilst reducing the size and only weighing 630g. Whether it’s charging a motorbike battery or an HGV, this portable charger will assist you. This particular battery charger is well designed and known for its simplicity and portability. Supplied with a 100cm clamp cable anti-tangling and 160cm power cord to give an extra boost of power. It is a compact battery charger that can be used away and at home, without searching for wires and clamps which are neatly stored within.


DFX-406v/12v Battery Charger

Quick charging

This battery charger is very useful for a trickle charge to maintain your battery at a rate equal to its self-discharge rate. In addition a fast charge to get your flat battery up to full charge.

Battery repair

This charger features highly advanced pulse rectifier technology that actively repairs any battery. This will maintain your battery so it will continue to hold charge over time and it can repair most older batteries back to full health.

Durable design

The design of the battery charger is durable and has a full auto charging and a tough outer case that is dust, water and impact-resistant for any environment.

Charging with Confidence

Convenient, reliable and portable, with advanced circuit protection keeping your battery safe from overcharging or a surge. Insulated heavy duty clamps ensure a safe and secure connection from the long reach 1 metre cables.

Highly advanced to charge almost any battery

Röhr battery chargers are built with high quality components and the latest charging technology to deliver unparalleled performance. With advanced power circuit design, you are guaranteed efficiency from a compact, light unit with an IP65 weather resistant body.

product usage

This charger outputs a single-phase DC current and will charge nearly all leisure, automotive vehicles and domestic batteries.


Röhr  DFX-40 features
Hover or tap on the red circles to learn more.



Input VoltageInput Voltage: 240v
Output VoltageOutput Voltage: 6v/12v
Charging CurrentCharging Current: 4A
PowerPower: 62W
FunctionFunction: Charge
Battery TypeBattery Type: AGM, GEL, WET
Charge TypeCharge Type: 9 Step
Overload/Surge ProtectionOverload/Surge Protection: Yes
Battery ReconditioningBattery Reconditioning: Yes
Housing GradeHousing Grade: IP65
Dimensions (Boxed)Dimensions (Boxed): 242.2 x 82 x 53mm
WeightWeight: 630g

In the box

  • DFX-40 Battery Charger
  • x2 1m Clamps
  • User Manual


Shipping and delivery

UK and Ireland: fast and free

Machinery and equipment shipped within the UK* are sent via one of our trusted 24-hour couriers, and you won't pay a penny.

Consumables, accessories and vinyl wrap are sent via standard couriers and arrive within 1-3 days.

*Due to courier limitations, this excludes the Scottish Highlands.

User manual

View the manual


Buy with complete confidence: your Röhr Battery Charger purchase comes with an automatic 12-month warranty as standard, and access to our trained UK-based technical specialists to support you with any enquiry.

View warranty details


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