Editor's Take

The BLUETTI Apex 300+2*B500K+SolarX 4K packs a hefty 3,840W output and 13kWh of stored energy, positioning it as a serious whole‑home backup solution. At $5,998 it isn’t cheap, but the ability to accept up to 4,000W of solar input gives it a degree of self‑sufficiency that many portable stations lack. What really stands out is the combination of a high‑capacity inverter and two B500K batteries in a single package.

Who is this for?

It's aimed at homeowners who need reliable backup power for essential appliances and are willing to invest in a robust, solar‑compatible system.

Content reviewed September 11, 2026

$5,998.00

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Quick Verdict & Overview

Pros

High continuous output of 3,840 W
Large 13 kWh storage capacity for whole‑home backup
Supports up to 4,000 W solar input for faster recharging
Includes two B500K battery modules in one package

Considerations

Price near $6,000 may be out of reach for many budgets
Output limit of 3,840 W may not cover all high‑draw appliances at once
Heavy and bulky, making portability limited

Editor's Take

Who is this for?

It's aimed at homeowners who need reliable backup power for essential appliances and are willing to invest in a robust, solar‑compatible system.

Frequently Asked Questions

Can the Apex 300+2*B500K+SolarX 4K keep a 2,000W electric heater running for an entire night?

The unit stores 13kWh, so running a 2,000W heater would draw about 2kWh per hour. Over an eight‑hour night that would require roughly 16kWh, which exceeds the battery capacity. It could run the heater for about six to seven hours before depleting, then would need solar or grid recharge.

Is this system suitable for running a whole house with multiple high‑draw appliances simultaneously?

While the 3,840W continuous output is generous for many scenarios, it may not cover several high‑draw devices like electric ovens, HVAC units, and electric car chargers all at once. Users will need to prioritize loads and may still experience overload if they exceed the inverter limit. It works best as a backup for essential circuits rather than full‑house power.

Is $5,998 a reasonable price for the power and solar capability it offers?

At just under $6,000, the package delivers a rare mix of high output, large capacity, and 4,000W solar input, which puts it in the premium tier of home backup systems. Compared with separate inverter, battery, and solar controller purchases, the bundled price can be competitive, but budget‑conscious buyers may find it steep. Value depends on how much solar recharging and backup time the buyer actually needs.

How easy is it to expand the solar input beyond the 4,000W rating?

The system is capped at a 4,000W solar input, so adding more panels beyond that won’t increase charging speed. Users can connect compatible SolarX 4K panels up to that limit, but any excess capacity will simply be ignored. Expansion therefore means staying within the specified solar rating or upgrading to a higher‑rated unit.

Who it's not for

This isn't for you if you only need a small, budget‑friendly portable charger for occasional camping trips.

Product Description

Upgrade to BLUETTI Apex 300 + 2B500K + SolarX 4K delivers 3,840W output, 13kWh capacity, and up to 4,000W solar input for whole-home backup.

Product Information

Product Name	Apex 300+2*B500K+SolarX 4K
Category	Bluetti US \| Bluetti US
Brand	Bluetti \| Bluetti
Store	Bluetti Global \| Bluetti Global
SKU	CJ-cj_6191107_APEX300-5-31-SPFUS-00
Currency	USD

Apex 300+2*B500K+SolarX 4K

Editor's Take

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