EquiWatt-500 Portable Energy Storage Power Supply 500W/1kWh

EquiWatt-500 is a portable all-in-one energy storage system launched by Changhong. It has a rated output power of 500W and a battery capacity of 1,004Wh (approximately 1kWh). Featuring a single-cell lithium iron phosphate (LFP) architecture with a capacity of 314Ah, combined with high-efficiency DC-DC conversion technology, it strikes an ideal balance between ultra-portability and long-term safety and durability. The device supports dual-input charging from both mains AC power and solar photovoltaic systems, and includes an uninterruptible power supply (UPS) mode. It’s suitable for a wide range of applications, including outdoor camping, household emergency backup power, mobile office use, and in-vehicle power supply. The entire unit weighs only 9kg and measures 271×271×185mm, making it easy to carry in a vehicle or place indoors.

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Lithium iron phosphate with long lifespan

314AhLFP cells, 6000 cycles (100% DOD, EOL: 80% SOH), with an average daily usage of once, can last over 16 years.

Mains power + photovoltaic dual charging

85~295V AC mains input + 10–60V DC solar PV input (maximum 500W); can be used for charging indoors and outdoors.

Pure sine wave output

500W rated power, 230Vac ±5%, output waveform is consistent with mains power and does not damage precision electrical appliances.

UPS uninterruptible power supply

Features bypass mode and UPS mode; automatically switches over when mains power is lost, ensuring uninterrupted power supply to critical equipment.

Five-layer security protection

Overcharge Protection (OVP), Overdischarge Protection (LVP), Overcurrent Protection (OCP), Overload Protection (OLP), Overtemperature Protection (OTP)

Ultra-portable

Weighing just 9 kg and measuring 271×271×185 mm, it’s compact and square-shaped—perfect for car use, camping, or street vending—ready to use right out of the box.

ApplicationApplication Scenarios

Outdoor camping/road trips

Silent power supply—no noise, no smoke emissions—providing continuous power for car refrigerators, LED lighting, and mobile phone charging.

Household Emergency Power Backup

Automatic UPS switchover during power outages ensures continuous operation of routers, lighting, mobile phones, and small appliances.

Mobile Office/Outdoor Shooting

Provides continuous power for laptops, fill lights, monitors, and camera batteries.

Vehicle travel/RV power supply

Pair with a car charger to recharge anytime on the go.

Small outdoor event/market stall

Plug-and-play, replacing fuel-powered generators.

Remote Areas/Emergency Disaster Relief

Providing reliable power supply for communication equipment and lighting.

ReferenceTypical Usage Time Reference

The above data were obtained by our internal laboratory under specific environmental conditions. Actual usage duration may vary depending on factors such as load type, ambient temperature, and battery condition; please refer to actual testing results for accurate information.

Device type	Typical power	Power supply duration
Mobile phone (2942mAh)	About 50,000	Approximately 180 times full of
Table lamp	20W	About 100 hours
Fan	33W	Approximately 66 hours
Feeder	60W	About 30 hours
Car refrigerator	60W	About 30 hours
Television	100W	About 20 hours
Projector	100W	About 20 hours
Hair dryer	200W	About 10 hours

ParametersTechnical Parameters

Basic parameters

Parameter	Specifications
Product Model	EquiWatt-500
Product Category	Portable integrated energy storage unit
Battery type	Lithium iron phosphate (LFP)
Cell capacity	314Ah
Battery capacity	1004Wh (approximately 1 kWh)
Cycle life	6000Next (100% DO)D & EOL: 80% SOH)
Weight	9kg
Cabinet dimensions (width × height × depth)	271×271×185mm

Input parameters

Parameter	Specifications
AC input voltage	85~295Vac
AC input frequency	45~65 Hz
Photovoltaic input voltage range	10~60Vdc
Maximum photovoltaic input power	500W

Output parameter

Parameter	Specifications
AC output voltage	230Vac±5%
Rated output power	500W
Output frequency of AC	50/60(±0.1)Hz
Output waveform	Pure sine wave
Bypass mode	To possess
UPS mode	To possess

System characteristics

Parameter	Specifications
Trickle charging	To possess
Cooling method	Forced air cooling
Protection function	Overcharge protection / Overdischarge protection / Overcurrent protection / Overload protectionWait

Interface Configuration

Interface	Configuration
AC output	1×AC output port (500W)
Photovoltaic input	1×XT60 connector (10–60 Vdc, 500 W max)
AC input	1×C14 AC power interface
Battery level display	4LED power indicator light

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