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EnginStar R300
EnginStar 296Wh Portable Solar Generator, Pure Sine Wave Power Station | 110V Power Bank, 300W AC Outlet 80000mAh Lithium Battery Pack for Camping Outdoors Trip RV Hunting Vans Emergency
In Stock
- Price
- $138.69
- Brand
- EnginStar
Prices from Amazon as of . Product prices and availability are accurate as of the date and time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of the product. As an Amazon Associate I earn from qualifying purchases.
Ranking within Category
Comparing this product to others on Nomad Gear Finder (in the portable power stations category with a value specified):
- This product's Battery capacity is lower than 71% of 88 others: 20 Ah
- This product's Voltage is lower than 75% of 107 others: 110 V
- This product's Storage temp min is higher than 98% of 66 others: 40 ℉ (4 ℃)
- This product's Storage temp max is lower than 91% of 68 others: 100 ℉ (35 ℃)
- This product's Weight is lower than 74% of 138 others: 6.50 lbs (2.95 kg)
- This product's Depth/Height is lower than 84% of 139 others: 5.51 in. (140 mm)
Specifications
These details are subject to change and may not be current. Please check Amazon or manufacturer web site to confirm before purchase.
Core specs
- Battery capacity
- 296 Wh
- Battery capacity
- 20 Ah
- Output wattage
- 300 W
- Pass-through charging
- Yes
- Cycle lifespan
- 1,000+ Cycles
- Battery chemistry
- Lithium-ion
Internals
- Inverter type
- Pure Sine Wave
- Voltage
- 110 V
- Frequency
- 60 Hz
Outlets
- AC outlets count
- 2
- AC outlets description
- 2 x 110V AC Outlet, 300W In Total, 60Hz
- USB-A ports count
- 2
- USB-A ports description
- 2 x USB-A, 5V/3.1A
- USB-C ports count
- 1
- USB-C ports description
- 1 x 18W Max., 5V/3A, 9V/2A, 12V/1.5A
- 12V DC outlets count
- 2
- 12V DC outlets description
- 1 x 12V/8A (Car Outlet), 1 x DC5521 Port 12V/8A, 1 x 24V/3A DC Port
- 48V DC outlets count
- 0
- 240V output
- No
- RV TT-30 outlet
- No
Charging
- AC charging input
- AC/DC adapter, 19V 3.42A out
- AC charging time
- ≈7 Hours
- Solar inputs count
- 1
- Solar charging input
- 12V-25V, 3.42A Max. (50-100W panel recommended)
- Solar input voltage
- 12 to 25V DC
- Car charging input
- 12V from Cigarette Lighter Port
Temperature Range
- Discharging temp min
- 14 ℉
- Discharging temp max
- 104 ℉
- Discharging temp min
- -10 ℃
- Discharging temp max
- 40 ℃
- Storage temp min
- 40 ℉
- Storage temp max
- 100 ℉
- Storage temp min
- 4 ℃
- Storage temp max
- 35 ℃
Physical Attributes
- Weight
- 6.50 lbs
- Weight
- 2.95 kg
- Length
- 9.06 in.
- Length
- 230 mm
- Width
- 7.64 in.
- Width
- 194 mm
- Depth/Height
- 5.51 in.
- Depth/Height
- 140 mm
- Built-in wheels
- No
Certifications
- Certifications summary
- FCC Part 15 Class B statement
- FCC Part 15 compliant
- Yes
More specifications
- Warranty
- 1 Year
Features
Details from the EnginStar R300 Amazon listing:
- PURE SINE WAVE & MULTIPORT: solar generator for camping built with two 110V pure sine wave AC outlets, more efficient and more stable, which can power for your lamp, fan and protect your important file in laptop from damage. DC 12V Car Port can provide power for mini fridge and car charger. Equipped 2 DC outputs (12V 8A & 24V 3A) can provide power for vacuum. 2 USB outputs (5V/3.1A) for phone and tablet, USB-C fast charge port (18W)
- PORTABLE BUT POWERFUL: 9 x 5.5 x 7.5 inches body size, only 6.5lb, EnginStar 300W portable power station is every compact, built-in LED light and large LCD display, easy to read, EnginStar portable power station provides 296 watt-hours of power usage, sufficient to power for weekend camping trips, road trip, RV living, outdoor off-grid activities, can provide enough juice to charge your phones, laptop, camera, CPAP, drone and more
- 3 CHARGING WAYS POWER SUPPLY: EnginStar power bank with ac outlet can charge by wall charger at home (fully charge time about 7 hours); 300w solar powered generator, can be charged with solar panel (sold separately) in the sunny day field; EnginStar 300w camping generators can be charge by car charger on the go
- SUPERIOR PROTECTION SYSTEM: generators for home use with smart battery management system, equipped with overloading, over discharging, overcharging, overheating, and short circuits, high quality lithium ion batteries support more than 1000 times of charge cycle for long-term battery performance, reliable and safely
- Package Contain and Battery Maintain: 1*EnginStar Rechargeable Electrical Power Station, 1*User Manual, 1*Home Charger, 1*car charger cable, Recommend fully charge it every 2-3 months to keep the power station in good work condition, recharge in time before drain all the power
- Tips for protecting battery station: 1. Fully charge the electricity power station before using 2. If it is not used for a long time, the stored battery should be recharged every 3-6 months, and it is appropriate to keep it at 40%-70%. Recharging the battery before it is completely exhausted 3. The battery should be stored in a dry environment at 40°F~100°F (4°C~35°C) or in moisture-proof packaging. Keep away from heat sources, and don’t place it in direct sunlight
- Note: 1. This 300w portable generator only support lower than 300Watt Hour device, it may not support large capacity product（Electric Grill/ Induction cooker/ Microwave/ Refrigerator/ Heater) and more 2. It is normal when you turn on the ac output button, the red triangle shows up for checking AC output and will disappear in 3-5 second
Similar products from other brands
Chosen for their similar specs and price:
 This productEnginStar R300 |
 GRECELL EB300 / T300 / T300S |
 DaranEner NEOZ2 |
 ZeroKor R200 |
|
|---|---|---|---|---|
| Price | $138.69 | $149.99 | $129.99 | $139.98 |
| Model | R300 | EB300 / T300 / T300S | NEOZ2 | R200 |
| Popular brand | No | No | No | No |
| Battery capacity (Wh) | 296 | 230 | 192 | 280 |
| Battery capacity (Ah) | 20 | 10 | 15 | – |
| Output wattage (W) | 300 | 330 | 300 | 300 |
| Peak wattage (W) | – | 600 | 600 | – |
| Pass-through charging | Yes | Yes | – | No |
| Cycle lifespan | 1,000+ Cycles | – | 3,500+ Cycles to 80% Original Capacity | 1,000+ Cycles |
| Battery chemistry | Lithium-ion | Lithium-ion (NCM) | LiFePO4 | Lithium-ion |
| Solar charge controller | – | MPPT | MPPT | MPPT |
| Inverter type | Pure Sine Wave | Pure Sine Wave | Pure Sine Wave | – |
| Voltage (V) | 110 | 110 | 120 | 110 |
| Frequency (Hz) | 60 | 60 | 60 | 60 |
| Noise level (dB) | – | – | 50 | – |
| AC outlets count | 2 | 1 | 2 | 2 |
| AC outlets description | 2 x 110V AC Outlet, 300W In Total, 60Hz | 1 x 110V AC Outlet, 330W In Total, 600W Surge, 60Hz | 2 x 120V AC Outlet, 300W In Total, 600W Surge, 60Hz | 2 x 110V AC Outlet, 300W In Total, 60Hz |
| USB-A ports count | 2 | 2 | 2 | 4 |
| USB-A ports description | 2 x USB-A, 5V/3.1A | 2 x 18W (Each Port) | 2 x 18W (Each Port) | 1 x 5V/3A, 9V/2A Max. (QC), 3 x 5V/3.1A Max. (Shared) |
| USB-C ports count | 1 | 2 | 1 | – |
| USB-C ports description | 1 x 18W Max., 5V/3A, 9V/2A, 12V/1.5A | 1 x 60W Max., 1 x 18W Max. | 1 x 60W Max. | – |
| 12V DC outlets count | 2 | 1 | 1 | 1 |
| 12V DC outlets description | 1 x 12V/8A (Car Outlet), 1 x DC5521 Port 12V/8A, 1 x 24V/3A DC Port | 1 x 12V/10A (Car Outlet) | 1 x DC5521 Port 12V/10A, 120W Max. | 1 x 9-12.6V/10A DC Output |
| 48V DC outlets count | 0 | 0 | 0 | – |
| 240V output | No | No | No | – |
| RV TT-30 outlet | No | No | No | – |
| Max charging input (W) | – | 45 | 100 | – |
| AC charging input | AC/DC adapter, 19V 3.42A out | 45W Max. (AC/DC adapter, 100-240V in, 15V 3A out) | 120W Max., 100-120V | – |
| AC charging time | ≈7 Hours | ≈6-7 Hours | ≈1.5 Hours | – |
| Solar inputs count | 1 | 1 | 1 | 1 |
| Solar charging input | 12V-25V, 3.42A Max. (50-100W panel recommended) | 45W Max., 12-26V | 90W Max., 10-30V | 13V-23V, 2.4A Max. |
| Solar input voltage | 12 to 25V DC | 12 to 26V DC | 10 to 30V DC | 13 to 23V DC |
| Solar charging time | – | ≈5-9 Hours (100W) | ≈2 Hours | – |
| Solar panel connector | – | DC7909 (MC4 to DC7909 solar charging cable included) | – | DC5521 |
| Car charging input | 12V from Cigarette Lighter Port | 45W Max., 12V from Cigarette Lighter Port | Yes | 12V from Cigarette Lighter Port |
| Car charging time | – | ≈7-9 Hours (12V) | ≈2 Hours | – |
| Charging temp min (℉) | – | 32 | – | 32 |
| Charging temp max (℉) | – | 104 | – | 104 |
| Charging temp min (℃) | – | 0 | – | 0 |
| Charging temp max (℃) | – | 40 | – | 40 |
| Discharging temp min (℉) | 14 | 14 | 14 | 14 |
| Discharging temp max (℉) | 104 | 104 | 113 | 104 |
| Discharging temp min (℃) | -10 | -10 | -10 | -10 |
| Discharging temp max (℃) | 40 | 40 | 45 | 40 |
| Storage temp min (℉) | 40 | -4 | – | 32 |
| Storage temp max (℉) | 100 | 113 | – | 104 |
| Storage temp min (℃) | 4 | -20 | – | 0 |
| Storage temp max (℃) | 35 | 45 | – | 40 |
| Weight (lbs) | 6.50 | 7.28 | 6.06 | 5.00 |
| Weight (kg) | 2.95 | 3.30 | 2.75 | 2.30 |
| Length (in.) | 9.06 | 6.70 | 8.66 | 8.50 |
| Length (mm) | 230 | 170 | 220 | 216 |
| Width (in.) | 7.64 | 9.60 | 7.08 | 6.70 |
| Width (mm) | 194 | 234 | 180 | 171 |
| Depth/Height (in.) | 5.51 | 6.90 | 5.10 | 4.10 |
| Depth/Height (mm) | 140 | 177 | 130 | 105 |
| Built-in wheels | No | No | No | – |
| Certifications summary | FCC Part 15 Class B statement | – | FCC Part 15 Class B statement | FCC Part 15 statement |
| FCC Part 15 compliant | Yes | – | Yes | Yes |
| Warranty | 1 Year | 2 Years | 5 Years | 14 Months |
Data sources
Data for this product compiled from this source:
Specifications last updated Oct 12, 2026.