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300W LiFePO₄ Portable Power Station – 650Wh Backup Power with 10,000 Cycles

Basic Properties
Place of Origin: China
Brand Name: Kingconn
Certification: IEC62109, UL1741, RoHS, FCC, EN61000
Model Number: US 300W+650WH
Trading Properties
Minimum Order Quantity: 10
Payment Terms: T/T
Specifications
Model: US PH 300 Battery Type: LiFePO₄
Battery Capacity: 650Wh Cycle Life: ≥ 10,000 Cycles
Output Waveform: Pure Sine Wave Output Frequency: 60Hz ±0.5%
Noise: < 50dB
Product Description

300W LiFePO₄ Portable Power Station – 650Wh Backup Power with 10,000 Cycles

Pure Sine Wave | Solar-Ready | EPS Auto Switch | Ultra-Light 10kg

Part 1 – Overview & Features

Product Introduction

The US PH 300W Portable Power Station is a compact, lightweight, and reliable energy solution designed for home backup, outdoor adventures, and emergency preparedness. Powered by a 650Wh LiFePO₄ battery with a pure sine wave inverter, this unit delivers clean, silent, and safe power wherever you need it.

Designed specifically for the North American market with 110V output and 60Hz frequency, the US PH 300W is perfect for camping trips, power outages, RV living, and everyday convenience. Its metal housingbidirectional inverter, and multiple output ports make it a versatile and durable companion for any situation.


Key Features

  • 300W Rated Output – Powers small appliances, electronics, and mobile devices.

  • 650Wh LiFePO₄ Battery – Safe, stable, and long-lasting battery technology.

  • 10,000+ Cycle Life – Built for years of reliable performance.

  • Pure Sine Wave Output – Clean power, safe for sensitive electronics.

  • Bidirectional Inverter – Efficient charging and discharging in one unit.

  • Fast EPS Switch – <50ms transfer time for seamless backup power.

  • Wide PV Input Range – 12–60V solar input with up to 250W charging power.

  • Multiple Output Ports – AC outlet, USB (5V/1A & 5V/2A), and Type-C PD 20W fast charging.

  • Compact & Lightweight – Easy to carry and store at just 10kg.

  • Global AC Socket – Compatible with US and international plug standards.

  • Smart Battery Indicator – 4 LEDs for clear battery status at a glance.

  • Dual Charging Options – Recharge via AC wall outlet or solar panels.

  • Metal Enclosure – Durable, fire-resistant, and efficient heat dissipation.

  • Quiet Operation – <50dB noise level for peaceful use.

Part 2 – Key Specifications (Table)



Parameter Details
Model US PH 300
Rated Output Power 300W
Battery Type LiFePO₄ (Lithium Iron Phosphate)
Battery Capacity 650Wh
Cycle Life ≥ 10,000 cycles
Output Waveform Pure Sine Wave
Rated Output Voltage 110Vac ±5%
Output Frequency 60Hz ±0.5%
AC Input Voltage 85–135V / 60Hz
PV Input Voltage Range 12–60Vdc
Max. PV Charging Power 250W
AC Charging Power 300W
EPS Switch Time < 50ms
USB Output 5V/1A & 5V/2A
Type-C PD 20W Fast Charge
Dimensions (mm) 250 × 230 × 175
Net Weight 10 kg
Gross Weight 10.8 kg
Operating Temperature -10°C to 40°C
Noise < 50dB

Part 3 – Details & Convenience

Compact. Lightweight. Ready When You Are.

The US PH 300W is designed for maximum convenience in any situation:

  • Compact & Lightweight – Just 10kg, easy to carry and store in small spaces.

  • Multiple Output Ports – AC outlet, USB-A (5V/1A & 5V/2A), and Type-C PD 20W fast charging — charge multiple devices simultaneously.

  • Smart LED Indicator – 4 LEDs give you a clear, real-time reading of remaining battery life.

  • EPS Auto Switch – <50ms transfer time keeps your devices running during power outages.

  • Dual Charging Options – Recharge via AC wall outlet (85–135V) or solar panels (12–60V).

  • Global AC Socket – Compatible with US and international plug standards.

  • Metal Housing – Durable, heat-dissipating, and safe construction.

  • Quiet Operation – <50dB noise level — no generator noise, no fumes.

  • Bidirectional Inverter – Efficient charging and discharging in one compact unit.

Safety First

  • LiFePO₄ Technology – No thermal runaway, no fire risk, no toxic fumes.

  • BMS Protection – Overcharge, over-discharge, overcurrent, and temperature protection.

  • Pure Sine Wave Inverter – Safe for sensitive medical devices, laptops, and electronics.

  • Durable Metal Casing – Robust and fire-resistant.

Part 4 – Application Scenarios

Where Can You Use It?

🏠 Home Backup Power
Keep your Wi-Fi router, computer, TV, and lights running during power outages. The 650Wh capacity provides hours of backup power for essential devices.

🏕️ Camping & Outdoor Adventures
Power your portable fridge, lights, phone, camera, and speaker in the great outdoors. Silent, fume-free, and easy to carry at just 10kg.

🔧 Job Sites & Workshops
Run small power tools, chargers, and work lights on remote job sites where grid power is unavailable.

🚐 RVs & Van Life
Perfect for road trips — charge devices, run small appliances, and stay connected on the move.

🚑 Emergency Preparedness
Be ready for natural disasters. Keep medical devices, communication equipment, and essentials powered when the grid fails.

🏢 Small Office & Retail
Protect your point-of-sale (POS) systems, security cameras, and lighting during blackouts.