Yoshino B4000 SST New Solid-State Portable Power Station
$2,899.00
8 in stock
The Yoshino B4000 SST represents a fundamental technology advance in portable power storage — it’s one of the first consumer-available portable power stations to use Solid-State Battery (SST) chemistry instead of traditional liquid electrolyte lithium-ion or LiFePO4. This technology shift is not incremental; it removes the single most common failure mechanism in lithium batteries — the liquid electrolyte — eliminating the risk of leakage, fire, and thermal runaway that makes lithium batteries a safety concern in enclosed spaces and extreme conditions.
The practical consequences of solid-state chemistry are significant. The Yoshino B4000 SST is rated for over 10,000 charge cycles — roughly three times the cycle life of the best LiFePO4 competitors and five to eight times the cycle life of standard lithium-ion. At daily charge cycles, this projects to over 27 years of service life, making the B4000 SST a genuinely generational purchase rather than a device that will need replacement in 5–7 years. The solid-state design also tolerates a wider temperature range, maintaining performance in conditions where conventional batteries lose efficiency.
Performance matches the ambition of the technology. At 4,000Wh capacity and 3,500W continuous AC output (7,000W surge), the B4000 can power virtually any combination of household appliances — refrigerators, CPAP machines, televisions, computers, power tools, and high-draw kitchen appliances simultaneously. The 1,200W solar input capacity enables a full recharge from sunlight in approximately 4 hours with a suitable solar array.
The B4000 SST is backed by Yoshino’s 5-year warranty — reflecting manufacturer confidence in the technology’s long-term reliability.
Key Specifications:
- Battery Technology: Solid-State Battery (no liquid electrolyte)
- Capacity: 4,000Wh
- AC Output: 3,500W continuous (7,000W surge)
- Cycle Life: 10,000+ charge cycles
- Solar Input: Up to 1,200W
- Safety: No thermal runaway, no leakage risk
- Warranty: 5-Year Limited Warranty
| Brand | Yoshino |
|---|
