Which vehicle voltages are compatible with the Facom B124.1A?

This starter booster is designed for both 12V and 24V systems, including cars, vans, agricultural machinery, and trucks.

What type of internal battery is fitted in this jump starter?

It is equipped with two sealed internal AGM batteries, each with a capacity of 20 Ah.

How do you switch between 12V and 24V operation?

Voltage selection is handled simply and securely via the dedicated heavy-duty power plug.

What safety features prevent incorrect connection?

The unit features an audible reverse polarity alarm and internal fuse protection against misuse.

How do you check the charge status of the booster?

You can monitor the battery charge level at any time using the built-in analogue voltmeter.

FACOM B124.1A starter booster 12V/24V

Name: FACOM B124.1A starter booster 12V/24V
Brand: FACOM
SKU: 02779355
Price: 1026.9 EUR
Availability: InStock

Supplier number: FACOM B124.1A | EAN 3662424072758

Recommended Retail Price €1,266.87

1,026.90 tax incl.

€848.68 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Ordered before 20:00 - delivered tomorrow 03/10/2026
Free shipping
Delivery by DHL

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Heavy vehicle starts with Facom

Practical benefits

Dual voltage operational flexibility: You easily switch between 12V and 24V to jump-start light commercial vans, heavy trucks, and agricultural machinery.
Powerful high cranking output: Delivering up to 3700A peak current, you quickly revive deeply discharged batteries on demanding diesel or petrol engines.
Safe polarity reversal protection: You work safely without risking vehicle electronics thanks to the acoustic reverse polarity alarm and internal fuse.

In a nutshell

The right choise for

With the Facom B124.1A jump starter, you get stranded vehicles moving again without relying on mains power or a donor vehicle. Thanks to simple voltage selection between 12V and 24V, you switch seamlessly between light commercial vans, heavy trucks, and agricultural machinery. Packed with two internal 20 Ah agm batteries, a 1000 a cranking current, and up to 3700 a peak output, it reliably revives deeply discharged batteries on demanding engines. The built-in analogue voltmeter lets you check the charge status at a glance, while the acoustic reverse polarity alarm and integrated safety fuse protect sensitive vehicle electronics on every callout.

Product information FAQ

€1,026.90

In stock - tax incl.

Key features according to our expert

Battery voltage: 12 V; 24 V
Current: 1000 A
Supplier warranty: FACOM - 2 years

Product description

Starting booster for diesel and petrol engines
Suitable for light cargo, agricultural machinery, trucks 12V or 24V

Operating voltage 12V - 24V
Power switch and alarm when reversing the poles
Voltage selection by power plug
Charge indicator
Output 2 X 20 Ah
Waterproof internal AGM battery
Max. peak current: 3700A
Max. starting current: 1400A
TCFC: 1000A
Copper cables with double insulation 35 mm² of 1.55m
Terminals: 850A in bronze
Curved pliers 1000A
Protection fuse 500A (against improper use and overloading)
Analogue voltmeter for load monitoring
Charger: 12V 4A with trickle charger
Supplied with accessories: 12V 20A cigarette lighter with cable

All Features

Battery voltage: 12 V; 24 V
Current: 1000 A
Supplier warranty: FACOM - 2 years
Warranty: 2 years (D2)

Brand FACOM
02779355
EAN 3662424072758
Supplier number FACOM B124.1A

Frequently asked questions about this product

Answered by specialists

Which vehicle voltages are compatible with the Facom B124.1A?: This starter booster is designed for both 12V and 24V systems, including cars, vans, agricultural machinery, and trucks.
What type of internal battery is fitted in this jump starter?: It is equipped with two sealed internal AGM batteries, each with a capacity of 20 Ah.
How do you switch between 12V and 24V operation?: Voltage selection is handled simply and securely via the dedicated heavy-duty power plug.
What safety features prevent incorrect connection?: The unit features an audible reverse polarity alarm and internal fuse protection against misuse.
How do you check the charge status of the booster?: You can monitor the battery charge level at any time using the built-in analogue voltmeter.