
Where to Buy
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WalmartBest Price
$239
Lowest price
Prices are checked periodically and may not reflect real-time changes. Always verify the final price on the retailer's website before purchasing.
Performance Matrix
Battery
241Wh
AC Output
330W
Solar Input
100W
Weight
9.9 kg· 21.8 lbs
Cycles
4000
UPS
20ms
Real-World Runtime Estimates
Pick an activity to see how long Yoshino B330 SST powers a typical loadout.
Choose your activity (20)
Phone Charger (20W)10.2 hours
LED Lantern (10W)20.5 hours
Portable Fan (40W)5.1 hours
Laptop (65W)3.2 hours
Mini Fridge (60W)· 35% duty9.8 hours
Runtimes are estimates. Fridges, AC units, humidifiers and similar devices are modeled with realistic duty cycles so numbers reflect average draw, not peak wattage.
Budget Camping runtime estimates
- Phone Charger (20W): 10.2 hours
- LED Lantern (10W): 20.5 hours
- Portable Fan (40W): 5.1 hours
- Laptop (65W): 3.2 hours
- Mini Fridge (60W): 9.8 hours
Photography & Video runtime estimates
- Camera Battery Charger (30W): 6.8 hours
- LED Light Panel (100W): 2.0 hours
- Drone Charger (70W): 2.9 hours
- Laptop (65W): 3.2 hours
- 27" Monitor (40W): 5.1 hours
Ice Fishing runtime estimates
- Electric Ice Auger (500W): 0.4 hours
- Fish Finder (5W): 41.0 hours
- Space Heater (750W): 0.5 hours
- Phone Charger (20W): 10.2 hours
- LED Lantern (10W): 20.5 hours
CPAP & Medical runtime estimates
- CPAP Machine (40W): 5.7 hours
- Humidifier (30W): 17.1 hours
- Nebulizer (100W): 2.0 hours
- Oxygen Concentrator (350W): 0.7 hours
- Phone Charger (20W): 10.2 hours
Boats & Marine runtime estimates
- Fish Finder (5W): 41.0 hours
- Mini Fridge (60W): 9.8 hours
- LED Lantern (10W): 20.5 hours
- Phone Charger (20W): 10.2 hours
- 12V Water Pump (100W): 6.8 hours
Camping runtime estimates
- Mini Fridge (60W): 9.8 hours
- LED Lantern (10W): 20.5 hours
- Portable Fan (40W): 5.1 hours
- Phone Charger (20W): 10.2 hours
- Laptop (65W): 3.2 hours
Remote Work runtime estimates
- Laptop (65W): 3.2 hours
- 27" Monitor (40W): 5.1 hours
- Router + Modem (30W): 6.8 hours
- Phone Charger (20W): 10.2 hours
- Desk Lamp (10W): 20.5 hours
Overlanding runtime estimates
- Mini Fridge (60W): 9.8 hours
- LED Light Panel (100W): 2.0 hours
- Laptop (65W): 3.2 hours
- Phone Charger (20W): 10.2 hours
- 12V Water Pump (100W): 6.8 hours
Job Sites runtime estimates
- Circular Saw (1800W): 0.1 hours
- Corded Drill (700W): 0.3 hours
- Air Compressor (1000W): 0.5 hours
- Laptop (65W): 3.2 hours
- Phone Charger (20W): 10.2 hours
Apartment Dweller runtime estimates
- Router + Modem (30W): 6.8 hours
- Laptop (65W): 3.2 hours
- 55" TV (120W): 1.7 hours
- Phone Charger (20W): 10.2 hours
- Mini Fridge (60W): 9.8 hours
Outdoor Events runtime estimates
- PA Speaker (150W): 1.4 hours
- Stage Light (200W): 1.0 hours
- LED Light Panel (100W): 2.0 hours
- Laptop (65W): 3.2 hours
- Phone Charger (20W): 10.2 hours
Tailgating runtime estimates
- 55" TV (120W): 1.7 hours
- PA Speaker (150W): 1.4 hours
- Mini Fridge (60W): 9.8 hours
- Blender (500W): 0.4 hours
- Phone Charger (20W): 10.2 hours
Emergency Preparedness runtime estimates
- Mini Fridge (60W): 9.8 hours
- CPAP Machine (40W): 5.7 hours
- Router + Modem (30W): 6.8 hours
- LED Light Panel (100W): 2.0 hours
- Phone Charger (20W): 10.2 hours
Van Life runtime estimates
- Mini Fridge (60W): 9.8 hours
- 12V Water Pump (100W): 6.8 hours
- LED Lantern (10W): 20.5 hours
- Laptop (65W): 3.2 hours
- Portable Fan (40W): 5.1 hours
Home Backup runtime estimates
- Mini Fridge (60W): 9.8 hours
- Router + Modem (30W): 6.8 hours
- 55" TV (120W): 1.7 hours
- Laptop (65W): 3.2 hours
- Phone Charger (20W): 10.2 hours
RV Life runtime estimates
- Mini Fridge (60W): 9.8 hours
- 55" TV (120W): 1.7 hours
- Laptop (65W): 3.2 hours
- 12V Water Pump (100W): 6.8 hours
- Coffee Maker (800W): 0.3 hours
Off-Grid Living runtime estimates
- Mini Fridge (60W): 9.8 hours
- Laptop (65W): 3.2 hours
- LED Light Panel (100W): 2.0 hours
- 12V Water Pump (100W): 6.8 hours
- Induction Cooktop (1800W): 0.1 hours
Food Trucks runtime estimates
- Induction Cooktop (1800W): 0.1 hours
- Blender (500W): 0.4 hours
- Portable Freezer (120W): 4.9 hours
- Coffee Maker (800W): 0.3 hours
- LED Light Panel (100W): 2.0 hours
Solar Setup runtime estimates
- Mini Fridge (60W): 9.8 hours
- Laptop (65W): 3.2 hours
- 12V Water Pump (100W): 6.8 hours
- LED Light Panel (100W): 2.0 hours
- 55" TV (120W): 1.7 hours
Whole Home Backup runtime estimates
- Mini Fridge (60W): 9.8 hours
- Portable Freezer (120W): 4.9 hours
- Router + Modem (30W): 6.8 hours
- 55" TV (120W): 1.7 hours
- Space Heater (750W): 0.5 hours
Pros
- Strong Battery Lifespan Cycles: 4000
- Strong Ac Wave Quality: Pure Sine Wave
- Strong Ac Charge Speed: 100
- Strong Weight: 9.9
- Strong Portable: Yes
Cons
- Low Energy Density Wh Per Kg: 24.3
- Low Cost Per Wh: 1.24
- Low Ac Power Surge: 500
- Low Max Solar Input: 100
- Low Expandable Capacity: No
Best For
Not Recommended
Food TrucksSolar SetupWhole Home Backup
Technical Score Breakdown
Warranty100
Price77.6
Advanced Features58.9
AC Power47.7
Charging85
Physical76.7
Connectivity50
Battery40
Capacity Position
Yoshino B330 SST
90 Wh241 Wh6,144 Wh
Technical Specifications
Product Info
Product Url
https://yoshinopower.com/products/b330-solid-state-portable-power-station
Brand
Yoshino
Model Name
B330 SST
Physical
Energy Density Wh Per Kg
24.3
Dimensions
25.4 x 15.5 x 24.1 cm
Noise Level
<40 dB
Operating Temp
Discharge: 14 to 140F (-10 to 60C); Charge: 32 to 131F (0 to 55C)
Weight
9.9
Portable
Yes
Price
Bundle Price
459.0
Price Description
Sale $299 (reg. $349)
Base Price
299.00
Cost Per Wh
1.24
AC Power
Ac Output Amps
2 outlets, 120VAC, 60Hz
Ac Power Continuous
330
Ac Power Surge
500
Ac Wave Quality
Pure Sine Wave
Charging
Solar Connector Type
MC4 to XT60
Solar Panel Compatibility
Yoshino SP100, SP200 (12-30VDC)
Max Solar Panels
1
Charger Type
AC adapter (DC In), Car (12V), Solar (MC4/XT60), USB-C PD
Ac Charge Speed
100
Max Solar Input
100
Fast Charging
Yes
Smart Charging
Yes
Pass Through Charging
Yes
DC Power
Dc Output
12V DC: 2 ports 12.6VDC/10A (126W total); USB-C: 20W; USB-C PD: 100W; USB-A: 2 ports 12W each
Battery
Max Extra Batteries
0
Battery Capacity Wh
241
Battery Lifespan Cycles
4000
Expandable Capacity
No
Advanced Features
Parallel Expansion
No
Ups Functionality
Yes
Ups Switch Time
20ms
Connectivity
Wireless Charging
No
App Control
Yes
Bluetooth
Yes
Wifi Connectivity
Unknown
Warranty
Warranty
5
Competitor Comparison
Side‑by‑side specs vs 3 similar models in the same capacity and price range.
| Spec | ||||
|---|---|---|---|---|
| Overall score | 57.3 | 72.0 | 66.3 | 62.6 |
| Capacity | 241 Wh | 286 Wh | 299 Wh | 288 Wh |
| AC output | 330 W | 600 W | 600 W | 300 W |
| Weight | 9.9 kg · 21.8 lbs | 4.7 kg · 10.4 lbs | 5.6 kg · 12.3 lbs | 4.1 kg · 9.1 lbs |
| Battery cycles | 4,000 | 3,000 | 3,500 | 3,000 |
| UPS switch time | — | 10 ms | 10 ms | 10 ms |
| Max solar input | 100 W | 220 W | 220 W | 100 W |
| Price | $299 | $239 | $200 | $230 |
| Cost per Wh | $1.24/Wh | $0.84/Wh | $0.67/Wh | $0.80/Wh |
Green value + dot = best in that row. Similar models selected from the same capacity tier, priced within ±40%.



