BLUETTI AC50B AC50B-EU-GY-BL-SPFEU-00

Photo from the manufacturer

Ultraportable F1 · Outlet-sized (up to 1 kWh)

BLUETTI BLUETTI AC50B

Name: BLUETTI AC50B
Brand: BLUETTI
SKU: AC50B-EU-GY-BL-SPFEU-00
Author: JouleSpecs

Price

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Sheet on the BLUETTI website →

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Data from official source

Sheet curated by JouleSpecs — We check every spec sheet against the manufacturer's own documentation: each value carries its source and the date we read it. Published Sept. 21, 2026 · Last updated Sept. 21, 2026 · Data verified Sept. 21, 2026

The BLUETTI AC50B is a lithium iron phosphate power station that fits well on a camping table as much as under a desk. It has a single AC outlet, but its seven hundred watts of continuous power change what it can handle: a camping fridge, a fan, a workstation with a monitor running.

Connected to a home outlet it stays there as a reserve, and if the power goes out the computer doesn't shut down. Two sixty-five-watt USB-C ports work together, so a laptop and a tablet charge in parallel rather than taking turns. There's only one way to expand capacity, a dedicated external battery, and it needs the right cable to connect it.

It charges from the outlet, the sun, or the car, and from the grid it's back to eighty percent in three quarters of an hour: useful when there's little time for a full charge. The buttons on the unit are enough to switch it on and off; the app is for the low-power mode and output frequency. It's the reserve for anyone heading out for the weekend who also wants a cushion at home for short outages.

01 · Verified data

Technical specifications

Cell chemistry LFP (lithium iron phosphate)

Continuous output 700 W

Cost per kWh 912,95 €/kWh

official manufacturer list price — on nominal capacity

Round-trip efficiency BLUETTI does not state it.

where we looked

Standby consumption BLUETTI does not state it.

where we looked

Parameter	Value	Source
Weight	6.7 kg (14.8 lb)	manufacturer website
Nominal capacity	0.448 kWh	Declared by the brand
Cell chemistry	LFP (lithium iron phosphate)	Declared by the brand
Expandable	Yes	Declared by the brand
Continuous output	700 W	Declared by the brand
Peak output	1000 W	Declared by the brand
AC outlets	1	Declared by the brand
Fastest USB-C	65 W	Declared by the brand
Maximum charge power	0.58 kW	Declared by the brand
0–80% charge time	45 min	Declared by the brand
Maximum solar input	200 W	Declared by the brand
Backup power	UPS	Declared by the brand
Switchover time	20 ms	Declared by the brand
Rated cycles	3000 cicli	Declared by the brand
Capacity at end of cycle life	80 %	Declared by the brand
Warranty	5 anni	Declared by the brand
Mounting	Portable	Declared by the brand
Minimum temperature	-20 °C	Declared by the brand
Maximum temperature	40 °C	Declared by the brand
App required for setup	No	Declared by the brand
Official list price	409 €	Declared by the brand
Usable capacity	—	Not declared
Depth of discharge	—	Not declared
Cell supplier	—	Not declared
Maximum expanded capacity	—	Not declared
Peak duration	—	Not declared
Guaranteed throughput	—	Not declared
Guaranteed remaining capacity	—	Not declared
Round-trip efficiency	—	Not declared
Standby consumption	—	Not declared
Ingress protection	—	Not declared
Cell heating	—	Not declared
Noise level	—	Not declared
Wheels and handle	—	Not declared
Works without internet	—	Not declared
Local control	—	Not declared
Open protocols	—	Not declared
Home Assistant integration	—	Not declared
Where the data is hosted	—	Not declared
Remote updates	—	Not declared
Declared standards	—	Not declared

Which documents this page rests on

AC50B User Manual EU EN-DE V1.0 30 rows of the table · file hosted on cdn.shopify.com

The rest of the data comes from one page on the manufacturer's site, cited row by row in the table above.

A manual or a datasheet counts as a source even when the original file is hosted elsewhere: what matters is the document, not the server. Where that happens, it is stated above.

02 · The numbers

What it really costs

Cost per kWh 912.950 €/kWh official manufacturer list price — on nominal capacity

How we worked it out

price: 409
nominal capacity: 0.448

Battery life cycles 1825 cycles warranty years

the manufacturer does not state the guaranteed total energy throughput, which for heavy users is often the limit that runs out first

How we worked it out

stated cycles: 3000
warranty years: 1825

Cost of stored energy 0.500 €/kWh warranty years

the manufacturer does not state the guaranteed total energy throughput, which for heavy users is often the limit that runs out first
on nominal capacity: the manufacturer does not state the usable figure, so the real cost is higher
without conversion losses, which the manufacturer does not state: the real cost is higher

How we worked it out

price: 409
nominal capacity: 0.448
battery life cycles: 1825
round-trip efficiency: 100
energy delivered over the whole life: 818

Energy density 66.900 Wh/kg

on nominal capacity: the manufacturer does not state the usable figure, so the true number is lower

How we worked it out

nominal capacity: 0.448
weight: 6.700

Power-to-capacity ratio 1.560 C

on nominal capacity: the manufacturer does not state the usable figure, so the true number is lower

How we worked it out

continuous power: 700
nominal capacity: 0.448

These numbers are calculated, not stated: they have no source to cite, they have a formula you can redo. The price used is the manufacturer's list price, which is stable and the same in every country — not a shop's price on the day.

03 · Summary

Pros and cons

In favour

Two sixty-five-watt USB-C ports together: a laptop and a tablet charge in parallel.
Seven hundred watts of continuous power handle a camping fridge, not just electronics.
Connected to the outlet it acts as a reserve: if the power goes out, the computer stays on.
From the grid it's back to eighty percent charge in three quarters of an hour.

Worth knowing

A single AC outlet: a second plug-in appliance waits its turn.
To expand capacity there's only one compatible battery, and it needs to be connected with a dedicated cable.
A full charge from the sun is slow: the input accepts one portable panel at a time, not a system.

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