Rsun Power Technology Co.,Ltd

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48VDC Off Grid MPPT Solar Inverter 4000W Low Frequency Transformer Base Inverter

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Rsun Power Technology Co.,Ltd
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City:foshan
Province/State:guangdong
Country/Region:china
Contact Person:MsBella
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48VDC Off Grid MPPT Solar Inverter 4000W Low Frequency Transformer Base Inverter

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Brand Name :RSUN or OEM
Model Number :PY2-4048
Place of Origin :China
MOQ :20PCS
Price :Negotiation
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
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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.

FEATURES:
Low-frequency pure sine wave inverter ensures stable and clean AC output
Dual operating modes: UPS Mode (180 - 265V) and INV Mode (165 - 265V)
Wide-range AC charging current selectable: 5A to 60A
Supports 8 battery types including LiFePO4, AGM, GEL, Sealed Lead-acid, and Calcium
Compatible with utility or generator input
Intelligent 4-stage battery charging for extended battery life
Solar charging current configurable: 10A - 60A
AC/Solar input priority configurable via LCD
Battery low-voltage shutdown and voltage switching settings
USB and RS232 communication with optional remote monitoring
SPECIFICATIONS:
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:

The inverter is engineered to support a wide range of devices with varying power profiles, including:
Home electronics - televisions, LED lighting, refrigerators, fans, microwave ovens
Office and IT equipment - desktop PCs, laptops, network routers, modems, and multifunction printers
Motor-driven systems - gate openers, garage motors, water pumps, small compressors
Heating loads - electric space heaters, central heating furnaces, and thermostatic controllers
Smart automation systems - electric curtains/blinds, security cameras, IoT hubs, Wi-Fi routers
Precision devices - laser printers, copiers, barcode and QR code scanners
Off-grid and mobile setups - RV electrical systems, portable solar kits, field equipment
Emergency backup power - essential lighting, mobile chargers, and basic communication tools during power loss

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.

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