- Overview
- Product Description
Basic Info.
Model NO.
A4
Weight
55.5kg
Warranty
2 Years
Cycle Life
3500 Times to 80%
Battery Cell
EV a- Grade
Output Power
2kw-20kw
Power Source
AC Adaptor, Solar Panel, Other
Capacity
4234wh (Expand to 100kwh )
Inverter Type
Life4po Battery
Controller Type
Life4po Battery
System Voltage
220V/110V
Battery Type
Life4po Battery
Protection
IP65 Protection
Special Features
Wireless Charging
Transport Package
Carton
Specification
53*33*59cm
Trademark
SoreinPower
Origin
Guangdong, China
Packaging & Delivery
Package Size
53.00cm * 33.00cm * 59.00cm
Package Gross Weight
56.000kg
Product Description








General Info | ||||
Brand | SOREIN | |||
Model | A4 | |||
Region/Country | US/CA | EU/UK/FR/AU/CN/KR/ZA | ||
Net Weight | 55.4kg | |||
Product Dimension (H × L × W) | 530×330×590mm | |||
Output Ports | ||||
AC Outlet (Pure sine wave) | AC (×10), 2200W*2 total 4400W, 100-120V (50Hz/60Hz), 20A Max NEMA 5-20 x8 NEMA TT-30 x2 | AC (×8), 2200W*2 total 4400W, 220-240V (50Hz/60Hz), 10A Max | ||
USB-A Fast Charging (×2) | 5V/2.4A, 9V/2A, 12V/1.5A, 18W Max per port, total 36W | |||
USB-C (×4) | 5V/3A,9V/3A,12V/3A,15V/3A 20V/5A, 100W Max per port, total 200W | |||
Car Charger (x1) | 12V 10A, 120W Max | |||
DC5521 Output (×2) | 12V 3A, total 36W Max | |||
XT60 Output (x1) | 12V 30A, total 360W Max | |||
Input Ports | ||||
AC Charging (x2) | 100-120V (50Hz/60Hz), 3,600W Max | 220-240V (50Hz/60Hz), 4,400W Max | ||
XT60 Charging | 11-60V 20A Max, 1000W Max | |||
Battery Info | ||||
Battery Capacity | 4234Wh, 48V | |||
Cell Chemistry | LFP | |||
Cycle Life | 3,500 cycles to 80% capacity | |||
Operating Temperature | ||||
Optimal Operating Temperature | 20°C~30°C (68°F ~ 86°F) | |||
Discharging Temperature | -20°C~45°C (-4°F ~ 113°F) *In environments below 0°C, the discharge efficiency decreases, so we recommend using the smart heating module (optional). | |||
Charging Temperature | 0°C~45°C (32°F ~ 113°F) | |||
Storage Temperature | 0°C~45°C (32°F ~ 113°F) |




Q1: Do you have an independent R&D team?
A: Yes. The R&D team has more than 30 people which has obtained more than 140 patents for technological innovation and appearance.
Q2: Does your product really have the UPS 0 second switching function?
A: Yes. They feature dual inverters for seamless power switching during blackouts, achieving true 0ms downtime (applicable for
model A4 A5 A6 A7).
Q3: What is the battery grade?
A: We use brand new EV-Grade Battery, engineered with automotive-grade LFP Battery Cells for rigorous commercial demands. Backed
by 5+ global safety certifications and an annual usage exceeding 30 million pcs.
Q4: What is the delivery time for samples and mass production? Delivery Terms?
A: Sample: Brand sample 3 to 7 days express delivery after payment; OEM/ODM sample need detail discussion; OEM/ODM order need 7 to
45 days.
Q5: About Payment Terms?
A: 100% payment before shipment (mass order need pay 30% deposit before send), we accept TT, PayPal, western union, etc.
Q6: Do you have oversea warehouses? Delivery Time?
A: Yes, goods will be shipped in 48 hours after full payment.
Q7: Can I be a distributor? What support you can provide? What are the conditions?
You are very welcome to be our partner. We provide one-to-one technical support as well as strict after-sales guarantee. Since
there are already exclusive agents in some regions, please contact our sales department for available region.
A: Yes. The R&D team has more than 30 people which has obtained more than 140 patents for technological innovation and appearance.
Q2: Does your product really have the UPS 0 second switching function?
A: Yes. They feature dual inverters for seamless power switching during blackouts, achieving true 0ms downtime (applicable for
model A4 A5 A6 A7).
Q3: What is the battery grade?
A: We use brand new EV-Grade Battery, engineered with automotive-grade LFP Battery Cells for rigorous commercial demands. Backed
by 5+ global safety certifications and an annual usage exceeding 30 million pcs.
Q4: What is the delivery time for samples and mass production? Delivery Terms?
A: Sample: Brand sample 3 to 7 days express delivery after payment; OEM/ODM sample need detail discussion; OEM/ODM order need 7 to
45 days.
Q5: About Payment Terms?
A: 100% payment before shipment (mass order need pay 30% deposit before send), we accept TT, PayPal, western union, etc.
Q6: Do you have oversea warehouses? Delivery Time?
A: Yes, goods will be shipped in 48 hours after full payment.
Q7: Can I be a distributor? What support you can provide? What are the conditions?
You are very welcome to be our partner. We provide one-to-one technical support as well as strict after-sales guarantee. Since
there are already exclusive agents in some regions, please contact our sales department for available region.