3000W Full-Power Pure Sine Wave Inverter, DC 12V to AC 220V Power Converter, Suitable for High-Power Precision Devices

Q: What is the difference between a pure sine wave inverter and a modified sine wave inverter?

Pure sine wave inverter has an output waveform close to mains power with low distortion rate (<3%), which can be safely adapted to precision devices such as computers, medical instruments, and inverter home appliances; modified sine wave inverter has a notched waveform, which easily causes device heating, malfunction or damage, and is only suitable for simple devices such as bulbs and fans.

Q: Can it be used in RVs or trucks?

Yes. The device input voltage is DC 12V, which matches the battery voltage of RVs and trucks. It can be connected via battery clips or cigarette lighter interface (need to confirm that the maximum current of the cigarette lighter is ≥10A) to supply power to car refrigerators, parking air conditioners, laptops, etc.

Q: What capacity battery is needed to meet long-term use?

It needs to be calculated according to the total power of the device, the formula is "Battery Capacity (Ah) = Total Device Power (W) × Usage Time (h) ÷ Input Voltage (12V)". For example, to drive a 1000W device for 5 hours, the required battery capacity = 1000×5÷12≈417Ah, it is recommended to use 2 200Ah batteries in parallel (total capacity 400Ah, actual usage about 4.8 hours).

Q: Is the remote control standard?

It’s optional and available upon request.

Q: Can it run inductive loads like fridges or tools?

Yes, pure sine wave output supports all load types.

This 3000W full-power pure sine wave inverter (Model: CS3000PSW) adopts pure sine wave output technology (waveform distortion rate <2%), and the output power is highly consistent with mains power quality. It can safely drive high-power precision loads such as air conditioners, refrigerators, medical instruments, and small industrial equipment, avoiding equipment malfunctions or shortened service life caused by unstable waveforms. The device supports DC 12V input (compatible with 10.5V-14.8V wide voltage), continuously outputs 3000W full power, and has a peak power of 6000W, easily coping with the instantaneous startup impact of high-power devices; it is equipped with 4 AC universal sockets (max current 16A) + 2 USB 3.0 fast-charging ports (22.5W per port) to meet the simultaneous power supply needs of multiple devices. Built-in six-fold safety protection (overload, overvoltage, undervoltage, short circuit, overtemperature, reverse connection), combined with dual intelligent silent cooling fans (noise ≤45dB), it achieves the triple advantages of "high power + high safety + low noise," suitable for home emergency, outdoor engineering, vehicle-mounted power supply, small industrial scenarios and other fields.

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Quality Assurance

Ensure high standards in manufacturing and design, committing to products free of defects or quality issues.

Transportation

Supports sea, air, and express shipping.

Specifications

Input Voltage	Output Voltage	Output Waveform	Power
DC 12V (wide voltage range 10.5V-14.8V)	AC 220V±5% (50Hz/60Hz automatic adaptation)	Pure Sine Wave, Distortion Rate <2%	Continuous Power 3000W, Peak Power 6000W
Product Size	N.W.	G.W.	Interface Configuration
380×180×100mm	4.5kg	5.2kg	4×AC Universal Sockets (16A), 2×USB 3.0 (22.5W)
Protection Function	Heat Dissipation System	Carton Specification	Carton Size
Overload, Overvoltage, Undervoltage, Short Circuit, Overtemperature, Reverse Connection Protection	Dual Intelligent Silent Cooling Fans (Noise ≤45dB)	4 units per carton, gross weight 22kg	55×52×40cm
Material	Single Packaging
Five-layer corrugated paper (waterproof + pressure-proof + moisture-proof treatment)	Size 48×25×15cm, including inverter host ×1, pure copper battery clip ×1, USB charging cable ×1, Chinese-English manual ×1, warranty card ×1

Product Details

3000W Full-Power Pure Sine Wave Inverter - Congsin

Advantages and Competitiveness

Pure Sine Wave with Low Distortion Output

Distortion rate <2%, much lower than the industry average, compatible with all electrical equipment, especially solving the pain point of "incompatibility and easy damage" of high-power precision devices

Full Power Without False Marking Guarantee

Continuous 3000W power is certified by a third party, peak 6000W can cope with equipment startup impact, no attenuation during long-term full-load operation, and reliability is far beyond similar products

High Adaptability to Multiple Scenarios

Balancing home, outdoor, vehicle-mounted, and industrial scenarios, 4 AC sockets + 2 USB ports meet the power supply needs of multiple devices, no additional accessories required, and flexible to use

Six-Fold Safety Protection

Added reverse connection protection to avoid device burnout caused by misoperation; the other five-fold protection fully covers circuit risks, making use more secure

High Cost-Effectiveness Advantage

3000W pure sine wave configuration, price is only 40%-50% of imported brands, core components are guaranteed for 1 year, leading cost-effectiveness in the industry

Features

High-quality pure sine wave output

Waveform distortion rate <2%, compatible with all types of electrical equipment, especially ensuring stable operation of high-power precision devices

High-power continuous power supply

Continuous 3000W full-power output, peak 6000W, can drive high-power loads such as 3P air conditioners, electric ovens, and electric welders

Multi-interface expansion

4 AC universal sockets (16A) + 2 USB fast-charging ports, supporting simultaneous power supply for 6 devices, no need for additional power strips

Six-fold safety protection

Real-time monitoring of circuit status, automatically cutting off power in case of abnormalities such as overload and reverse connection, protecting equipment and personnel safety

Intelligent silent heat dissipation

Dual fans automatically adjust speed according to temperature (start at >45℃, high-speed operation at >60℃), balancing heat dissipation efficiency and silent needs

6-Layer Protection System

Overload Protection

Automatically shuts off output when power exceeds rated capacity.

Overheat Protection

Built-in temperature control fan automatically cuts off when overheating.

Short Circuit Protection

Automatically protects internal circuits in case of short circuit.

Overvoltage Protection

Stops operation when input voltage is too high.

Low Voltage Protection

Automatically alarms and cuts off power when voltage is too low.

Reverse Polarity Protection

Automatically cuts off power if connected in reverse to avoid damage.

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Application Scenarios

Home Emergency

When mains power is interrupted, supply power to high-power home appliances such as 3P air conditioners, double-door refrigerators, and electric water heaters to ensure normal family life

Power Inverter Tailored for Telecom - Congsin

Outdoor Engineering Operations

Match with 12V large-capacity battery to supply power to electric tools (cutting machines, electric hammers), temporary lighting, and small welders to support efficient project progress

RV/Truck Power Supply

Adapt to RVs and heavy-duty trucks, supply power to parking air conditioners, car refrigerators, kitchen appliances (microwaves, rice cookers) and office equipment, improving travel comfort and work convenience

On-site installation of 2000WUPS in-store UPS at a Sri Lankan convenience store - Congsin

Small Commercial Scenarios

Supply power to small factory assembly line equipment, convenience store freezers, supermarket cash register systems, and small medical clinic instruments to avoid production or business losses caused by power outages

Customization Options

Voltage Parameter Customization

Support customization of input voltage (DC 24V/48V) and output voltage (AC 110V/120V) to adapt to power standards in different regions such as Europe, America, Japan and South Korea

Function Expansion Customization

Can upgrade to UPS uninterrupted power supply function (switching time <10ms), add Type-C interface (65W PD fast charging) or remote control function

Packaging & Accessory Customization

Customize color box design, multi-language manual (English/ French/ German/ Japanese/ Spanish), accessory set (extended battery cable, portable handle)

Appearance & Identification Customization

Customizable shell color (black/silver/gray), silk-screen brand LOGO, product parameter label, supporting enterprise personalized brand display

Frequently Asked Questions

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Delve into our list of frequently asked questions about stage effects equipment. Here, we address and clarify your top concerns.

3000W Full-Power Pure Sine Wave Inverter (Labeled 6000W), DC 12V to AC 220V Power Converter, Suitable for High-Power Devices

This pure sine wave inverter (Model: CS3000PSW-L6000) features "3000W full continuous power output + labeled 6000W peak power." Adopting pure sine wave output technology (waveform distortion rate <2%), its power quality is close to mains power, which can safely drive high-power precision devices such as air conditioners, refrigerators, electric tools, and medical instruments, avoiding equipment malfunctions caused by unstable waveforms. The device supports DC 12V input (compatible with 10.5V-14.8V wide voltage): 3000W continuous power meets long-term stable power supply, and 6000W peak power easily copes with the instantaneous startup impact of devices. Equipped with 4 AC universal sockets (16A) and 2 USB 3.0 fast-charging ports (22.5W/port), it can supply power to 6 devices simultaneously. Built-in six-fold protection (overload, overvoltage, undervoltage, short circuit, overtemperature, and reverse connection), combined with dual intelligent silent cooling fans (noise ≤45dB), balances high-power performance and safety, making it suitable for home emergencies, outdoor engineering, vehicle-mounted power supplies, small commercial and other scenarios.

3000W Full-Power Pure Sine Wave Inverter (Labeled 6000W), DC 12V to AC 220V Power Converter, Suitable for High-Power Devices

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CONGSIN is a trusted OEM factory for power inverters, solar charge controllers, and DC converters. Reliable solutions for global B2B buyers.

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• Contact Person: Sandy Li
• Email: info@csinverter.com
• WhatsAPP/Wechat：+86 180 2808 6791
• Address: 5 Floor, B1 Building, Longshan Industry Park, Yinglong Road, Longdong, Tianhe District, Guangzhou, Guangdong, China.

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