| Payment Terms | T/T,Western Union | 
| Supply Ability | 100,000PCS per month | 
| Delivery Time | 30 days | 
| Packaging Details | Cartons | 
| Type | Off Grid Solar Inverter | 
| Capacity | 4000W | 
| Indicator panel | LCD display/WIFI | 
| Output voltage | 220V/230V/240VAC | 
| Wave | Pure sine wave | 
| THD | <3% (linear load) | 
| Input Efficiency | ≥96% (AC Mode) | 
| Wifi | Optional | 
| MPPT solar controller | Optional | 
| Brand Name | RSUN or OEM | 
| Model Number | PY2-4048 | 
| Place of Origin | China | 
View Detail Information
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | 100,000PCS per month | 
| Delivery Time | 30 days | Packaging Details | Cartons | 
| Type | Off Grid Solar Inverter | Capacity | 4000W | 
| Indicator panel | LCD display/WIFI | Output voltage | 220V/230V/240VAC | 
| Wave | Pure sine wave | THD | <3% (linear load) | 
| Input Efficiency | ≥96% (AC Mode) | Wifi | Optional | 
| MPPT solar controller | Optional | Brand Name | RSUN or OEM | 
| Model Number | PY2-4048 | Place of Origin | China | 
| High Light | 48VDC Off Grid MPPT Solar Inverter ,4000W Transformer Base Inverter ,Low Frequency Transformer Base Inverter | ||
Off Grid Solar Inverter 4000W low frequency transformer base inverter off grid MPPT 48VDC
2KW - 12KW Off Grid Pure Sine Wave Inverter 12V/24V/48VDC Solar inverter
The PY2 Series is a powerful pure sine wave inverter with built-in UPS and inverter functions for 24/7 power continuity. It supports multiple battery types and unlimited capacity, giving users full flexibility in energy storage. With an intelligent battery charger inside, the system improves charging safety and efficiency. Perfect for home use, the PY2 reliably powers large appliances like AC units, fridges, microwaves, TVs, and more even during grid outages.
| MODEL | PY2-2012 | PY2-3024 | PY2-3048 | PY2-4048 | PY2-6048 | PY2-8048 | PY2-12048 | 
| Capacity | 2000W | 3000W | 3000W | 4000W | 6000W | 8000W | 12000W | 
| DISPLAY | |||||||
| Indicator panel | LCD display/WIFI | ||||||
| AC MODE | |||||||
| Input voltage INV.mode | 160-265±5Vac | ||||||
| Input voltage UPS mode | 180-265±5Vac | ||||||
| Input Frequency | 45-65Hz | ||||||
| Output voltage INV.mode | 160-265±5Vac | ||||||
| Onput voltage UPS mode | 180-265±5Vac | ||||||
| Efficiency | ≥96% (AC Mode) | ||||||
| INVERTER MODE | |||||||
| THD | <3% (linear load) | ||||||
| Output voltage | 220V/230V/240VAC | ||||||
| Output frequency | 50±0.1Hz/60±0.1Hz(Auto Sensing) | ||||||
| Output wave form | Pure sine wave | ||||||
| Transfer time | <10ms(typical) | ||||||
| Efficiency | ≥80% (Battery Mode) | ||||||
| Overcurrent protection | System shuts down auotomatically within 20ms | ||||||
| Output short circuit protection | Yes | ||||||
| BATTERY | |||||||
| DC voltage | 12V | 24V | 48V | 48V | 48V | 48V | 48V | 
| Battery type | 8 types of battery | ||||||
| AC charging current | 5A-60A MAX | ||||||
| Solar charging current (MPPT) | 10A-60A MAX | 10A-100A MAX | |||||
| MPPT Tracking Voltage Range | DC 18V-DC 150V | DC 34V-DC 150V | DC 65V-DC 150V | DC 65V-DC 150V | DC 65V-DC 150V | DC 65V-DC 150V | DC 65V-DC 150V | 
| Maximum PV Input Voltage | DC 170V | ||||||
| Environmental Parameters | |||||||
| Temperature | 0~40℃ | ||||||
| Humidity | 20%~90% | ||||||
| Altitude | Altitude Should Not Exceed 1000m, or full power cannot reach | ||||||
| Noise | ≤48db | ||||||
| PHYSICAL PARAMETERS | |||||||
| D×W×H(mm) | 480(L)*286(W)*251(H)mm | ||||||
APPLICATIONS:
FAQ:
Q1: Can we request evaluation samples of your UPS units?
A: Yes. We support trial/sample orders for performance assessment, including mixed-unit testing.
Q2: What is your standard production and delivery schedule?
A: Sample units require 5 - 7 days. Full production orders typically ship within 25 working days after deposit confirmation.
Q3: Do you enforce a minimum order quantity?
A: We have no strict MOQ, a single unit is sufficient for testing purposes.
Q4: What are your logistics options and estimated delivery times?
A: We offer global shipment via ocean freight or express air (DHL, FedEx, etc.). Timelines depend on destination.
Q5: What steps are involved in placing a UPS order?
A: Step 1: Provide specifications or application scenario → Step 2: Receive technical quotation → Step 3: Sample approval & deposit → Step 4: Production & shipping.
Q6: Can we include our logo or brand on the product?
A: Yes. OEM / ODM and logo customization services are available for bulk orders upon confirmation.
Company Details
Business Type:
Manufacturer,Importer,Trading Company 
Year Established:
2002 
Total Annual:
15,000,000USD-30,000,000
Employee Number:
300~500 
Ecer Certification:
Verified Supplier 
With over 23 years of industry expertise, RSUN POWER is a trusted manufacturer specializing in Uninterruptible Power Supplies (UPS), inverters, and battery solutions. Our state-of-the-art factory spans nearly 20,000 square meters and is equipped with 33 fully automated SMT production lines, over 10 ... With over 23 years of industry expertise, RSUN POWER is a trusted manufacturer specializing in Uninterruptible Power Supplies (UPS), inverters, and battery solutions. Our state-of-the-art factory spans nearly 20,000 square meters and is equipped with 33 fully automated SMT production lines, over 10 ...
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