SUCFOCUS F19 4000A 12V Jump Starter Power Pack

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Product guide

SUCFOCUS F19 4000A 12V Jump Starter Power Pack

Power Pack: The SUCFOCUS F19 jump starter is listed for 12V vehicles and combines a battery booster with USB charging and an LED light. Its title claims 4000A peak current, but the specification details list 2500 Amps, so buyers should not treat the higher figure as settled. It is presented as a compact roadside option with jump leads and a charging cable.

At a glance

The title advertises 4000A peak current, while the specification table lists 2500 Amps.
USB QC3.0 output, an LED light with three modes and a claimed LCD display are described.
The listing says the unit can jump-start 12V vehicles, including motorbikes, and names 9.0L petrol and 8.5L diesel engine capacities.
A force-start function is described for very low-voltage batteries, with use directed to the manual.

Price

£33.97Save 32%

Reference price: ~~£49.99~~

Price checked: 12 Nov 2026

View offer

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Pros and cons

Pros

Combines jump-starting, a USB power bank and a three-mode LED light in one unit.
The claimed 350g weight and compact dimensions could suit storage in a glovebox or motorcycle saddlebag.
The manufacturer describes ten safety protections and an indicator for incorrect cable operation.

Cons

USB charging is described as an emergency power source, not a substitute for a dedicated high-capacity power bank.

Technical specifications

13 specifications

Identity
Brand	SUCFOCUS

Display and video
Screen technology listed	LCD

Power and battery
Battery type	Lithium Ion
Voltage	12 Volts
Battery capacity	8000 Milliamp Hours
Peak output current	2500 Amps

Vehicle compatibility
Vehicle service type	Passenger Car
Petrol engine capacity claimed	9.0L Petrol
Diesel engine capacity claimed	8.5L Diesel

Physical details
Weight claimed	0.78 lbs / 350g
Dimensions claimed	73.31.5 inches

Other listed details
Manufacturer part number	F19
Manufacturer warranty description	2 years

What to know before buying

The listing recommends charging above 75% before use and recharging every three months when stored for a long period. Another section says every 3–6 months, so follow the supplied manual for the appropriate interval.
A USB-C charger and charging time of 4–6 hours are mentioned in listing text, but the explicit included-components list names only a charging cable, jump leads and the power pack. Check the charging connection and whether a wall charger is supplied.

Listing details to confirm

Listing details are contradictory or unconfirmed: the title claims 4000A peak current but specifications state 2500 Amps, and capacity is listed as 8000 Milliamp Hours while feature text calls it 15200mAh. The LCD is claimed in feature text, while the detailed technical listing does not specify it. Verify the selected model's figures before purchase.

What’s in the box

Jump starter power packIncluded
Jump leadsIncluded
Charging cableIncluded
User manualCheck selected pack
Portable sacCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Drivers wanting a compact 12V jump starter with an emergency USB output and LED light.
Motorbike and car owners who want a portable booster for occasional roadside use, subject to confirming the vehicle's requirements.

Less suited to

Buyers who need a verified 4000A output or a confirmed battery capacity before purchase.
Anyone seeking a wall charger in the box, as it is explicitly stated to be excluded in one listing section.

SUCFOCUS F19 4000A 12V Jump Starter Power Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 1,802 ratings

5 stars76%76%
4 stars11%11%
3 stars3%3%
2 stars2%2%
1 star8%8%

Customer feedback highlights ease of use, portability and reports of quick starting, with positive comments about the cables. Experiences with durability and power are mixed. That feedback may matter to buyers wanting a small emergency unit, but it does not resolve the listing's conflicting output and capacity figures. The aggregate ratings are generally favourable, though a notable one-star share means experiences are not uniformly positive.

Positive themes

Customers report that the unit is compact, portable and easy to use.
Customer feedback describes fast starts and gives positive comments about the jump cables.

Mixed feedback

Customer feedback reports mixed opinions about durability and power.

Frequently asked questions

What peak current does the listing specify?

The title claims 4000A, while the detailed specifications list 2500 Amps. Treat the output figure as unconfirmed and check the selected listing before buying.

What vehicles is it intended for?

The listing describes use with 12V vehicles, including cars and motorbikes, and claims support for engines up to 9.0L petrol or 8.5L diesel. Confirm suitability for your vehicle.

What else can the unit do?

It is described as a USB QC3.0 power bank and an LED light with flashlight, strobe and SOS modes. The listing also claims an LCD display.

What is included?

The explicit included-components list names the power pack, jump leads and charging cable. A separate feature section additionally claims a user manual and portable sac, so confirm the selected listing's package.