Solid-State Portable Power Station

The New B4000 SST - 4000W | 2611Wh

Rated 4.8 out of 5 stars
4.8 Stars
Sale price$2,799.00 USD Regular price$3,299.00 USD
Save $500.00

Setting the bar for professional power stations. The B4000 doesn’t just deliver extremely high output, it does so with a class-leading power-to-weight ratio. Thanks to solid-state technology, it provides more power per pound than any other power station—and it’s safer, too. With 4,000 watts on tap, it’s perfect for home backup and even includes a 30-amp RV outlet for recreational use. And despite its capacity, it can charge from 0-80% in just over an hour.

Secure Payment

  • Solid-State Lithium Battery
  • Truly Portable Power - 53.6 lbs. at 2611Wh at 4000W Output
  • Fast Charging Capability– 80% in only 70 minutes (AC)
  • Long Battery Life - 2500+ cycles to 80% capacity
  • Dependable, Industry Leading 5 Year Warranty
  • Seamless UPS Capability

Power Beyond Your Adventure

Yoshino Solid-State Technology Battery image

Experience the Power of New Solid-State Technology

The next generation of power is here with the B4000's advanced solid-state lithium battery, offering enhanced safety, stability, and performance for all your charging needs.

Truly Portable

Style Meets Functionality

Introducing our sleek solid-state portable power station, designed for easy portability. With its ergonomic, lightweight build and aluminum soft-grip handles, it's perfect for reliable power wherever your adventure takes you.

GaN-Greater Efficiency, lmproved Lifespan

Advanced GaN (Gallium Nitride) based transistors operate with greater efficiency than their traditional silicon counterparts.

Quality You Can Trust

The B4000 is built to last, with a 5 year warranty and ETL certification that ensure its quality, reliability, and compliance with industry standards.

Power Off-Grid

Transform the solid-state portable power station into an eco-friendly solar generator with optional Yoshino solar panels. Effortlessly recharge and enjoy limitless power, all while embracing sustainable energy solutions.

Empowering RV Enthusiasts: Experience the Ultimate Power Station

Embark on RV adventures with unparalleled power using the Yoshino B4000 SST. With its TT-30R outlet, this portable power station provides abundant electricity, making your journey comfortable and convenient.

Powering All Your Adventures 

From camping trips to outdoor events and emergency situations, this power station has you covered. With its portable design and versatile charging options, the B4000 is the perfect companion for all your outdoor activities.

Multiple Ways to Recharge 

The B4000 lets you charge your power station using four different methods. Simultaneously power your devices while you recharge using either AC power, DC power, or solar panels. Whether you're at home, on the road, or outdoors, you can power up your way and stay connected.

AC Charging

Car Charging

Solar Charging

Versatile Charging for All Your Devices 

The B4000 is designed to power up all your devices with ease and efficiency. With multiple ports, including two USB-C ports and two wireless charging pads, you can charge a wide range of devices simultaneously.

Effortless Control at Your Fingertips

Check your power station's status, charge levels, runtime, and settings right on your phone. The Yoshino App puts you in complete control of your portable power.

What’s in the Box

  • B4000 SST Portable Power Station
  • AC Recharge Adapter (5.9ft / 1.8m)
  • Cigarette Car Charging Cable (9.8ft / 3m)
  • Solar Charging Cable MC4 to XT60 (9.8ft / 3m)
  • DC5521 to Cigarette Car Female Output Cable (1.6ft / 0.5m)
  • User Manual

Tech Specs

Comprehensive details outlining the specifications and features of the B4000 product.


Customer support is available: Monday - Friday 8am - 4:30pm PST
Contact us
Rated 4.8 out of 5 stars
Based on 10 reviews
Total 5 star reviews: 8 Total 4 star reviews: 2 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
100%would recommend this product
10 reviews
  • EO
    Elijah O.
    I recommend this product
    Rated 5 out of 5 stars
    Sep 20, 2023
    Small Office UPS

    I was looking for a power station with UPS that will keep my three workstations going during our frequent power outages. It's compact, and super easy to use.

  • SB
    St B.
    I recommend this product
    Rated 5 out of 5 stars
    Sep 20, 2023
    Good backup for home

    Not what I expected, much lighter for the power it has.

  • SM
    Susan M.
    I recommend this product
    Rated 5 out of 5 stars
    Sep 15, 2023
    Smart Storm Backup

    Living in a area with a lot of storms, this will be a great alternatve to our gas generator as we can just bring it to the house.

  • AG
    Andrei G.
    I recommend this product
    Rated 5 out of 5 stars
    Sep 13, 2023
    Perfect size for our trailer

    We need 30 amp for our AC, this is cool enough so we are fine all weekend.

  • PA
    Pablo A.
    I recommend this product
    Rated 5 out of 5 stars
    Sep 13, 2023
    A Road Trip Must

    Already used on multiple road trips, worth every penny.

Reviews LoadedReviews Added