Solid-State Portable Solar Generator

Yoshino B4000 Power Station with SP200 Solar Panel

Sale price$3,039.00 Regular price$3,798.00

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.

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  • 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 - 4000+ cycles to 80% capacity
  • Dependable, Industry Leading 5 Year Warranty
  • Seamless UPS Capability

Power 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, Improved 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.

Portable, Limitless Solar

Harness the power of the sun, it takes just 4.5 hours of sunlight to reach 80% capacity with three SP200 solar panels (600W Input). Embrace the freedom of renewable energy and keep your devices powered up wherever you go.

Water-Resistant for any Adventure

Experience reliable, worry-free renewable energy with our durable and water-resistant solar panels that withstand the elements and keep generating power in any outdoor environment. These solar panels feature an IP67-rating and an ETFE lamination.

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 three 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
  • Solar Panel SP200 (Ships Separately)

Tech Specs

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


Customer support is available: Monday - Friday 8am - 4:30pm PST
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