4000W Pure Sine Wave Inverter 12V / 24V to 110V-230V for Solar Backup, RV & Home Power

Description LVYUAN - PURE SINE WAVE INVERTERS LVYUAN 4000W Pure Sine Wave Inverter | 12V/24V to 110V-120V / 220V-230V | Universal Socket | US, EU and AU One inverter. Every voltage. Every country. 2,000W continuous pure sine wave output with 4,000W peak surge. Converts 12V or 24V battery power to 110V-120V (US/CA) or 220V-230V (EU/AU/NZ) at 50Hz or 60Hz. Three socket options: Universal, US or EU. USB 5V/3A, smart thermal fan and eight-layer protection. 2-year warranty. In stock – expedited shipping available. 2,000WCONTINUOUS OUTPUT4,000WPEAK SURGE110/220VDUAL VOLTAGE OUTPUT Add to Cart - Order Today Speak to a Specialist 110V and 220V Output Universal / US / EU Socket 2-Year Warranty Expedited Shipping Available 4,000W Peak Surge WHICH CONFIGURATION DO YOU NEED? Select your input voltage, output voltage and socket type. This inverter is available in every combination: 12V or 24V input, 110V-120V or 220V-230V output at 50Hz or 60Hz, with Universal, US or EU socket. Use the selection guide below to pick the right configuration for your region and battery setup. ����110V-120V OutputUS and Canada✓ Input: 12V or 24V DC✓ Output: 110V-120V AC✓ Frequency: 60Hz✓ Socket: US or Universal✓ Powers all North American appliancesBest for: US, CA, Mexico ����220V-230V OutputEurope and Australia✓ Input: 12V or 24V DC✓ Output: 220V-230V AC✓ Frequency: 50Hz or 60Hz✓ Socket: EU or Universal✓ Powers all EU, AU and NZ appliancesBest for: EU, AU, NZ, most of world ��Universal OutputTravel and international✓ Input: 12V or 24V DC✓ Switch between 110V and 220V✓ 50Hz and 60Hz selectable✓ Universal socket - all plug types✓ One inverter for every countryBest for: International travelers, export WHY PURE SINE WAVE MATTERS Why pure sine wave output is non-negotiable for your appliances. Most cheap inverters output modified sine wave – a stepped waveform that runs motors hot, damages sensitive electronics and is incompatible with CPAP machines. Pure sine wave is mathematically identical to grid power. Why pure sine wave matters. Pure Sine Wave✓ Identical waveform to grid power✓ Safe for CPAP machines and medical devices✓ Motors run at full efficiency - no heat buildup✓ No buzzing in audio or LED lighting✓ Variable-speed appliances work correctly✓ Compatible with all active power factor correction Modified Sine Wave→ Stepped approximation - not true AC→ Damages sensitive electronics over time→ Motors run 20-30% hotter→ Buzzing in audio and some LED drivers→ Incompatible with CPAP and medical equipment→ Variable-speed appliances lose efficiency 2,000WContinuous Output 4,000WPeak Surge Power 95%Inversion Efficiency IS THIS INVERTER RIGHT FOR YOU? One inverter built for every market and every application. The universal voltage output makes this the ideal choice for anyone operating across multiple countries, building a multi-region power system, or simply wanting one inverter that works everywhere without adapters. RV and CampervanPower all your 110V or 220V RV appliances - fridge, TV, laptop, coffee maker and charging. The 4,000W peak handles compressor startup. Inverter vs generator. International TravelOne inverter for every country. Select 110V for North America or 220V for Europe and Asia. No step-up/step-down converters needed. Universal socket accepts all plug types. Solar BackupConnects directly to 12V or 24V LiFePO4 or AGM battery banks. Pure sine wave output compatible with all MPPT solar charge controllers in our range. Job Site PowerRun 110V US power tools or 220V EU tools from the same inverter depending on your job site location. The 4,000W peak handles circular saws, drills and angle grinders at startup. POWER CAPABILITY What can this 4,000W inverter run? 2,000W continuous output. 4,000W peak handles motor startup surge. Works at 110V-120V or 220V-230V. Runs Easily (Under 1,000W)Mini Fridge - 80WPhone Charging x4 - 40WLED TV 55" - 100WWi-Fi Router - 15WLaptop x3 - 180W combinedLED Lighting - 50WCPAP Machine - 30WUSB Charging (5V/3A) - built-in Runs at Full Load (1,000W - 2,000W)Power Drill (800W)Microwave (1,000W)Circular Saw (1,800W)Hair Dryer (1,500W)Coffee Maker (1,200W)Fridge TV Laptop - 340W Will Not Run (Exceeds Continuous Rating): Central A/C units (3,500W ), electric water heaters and large welders exceed the 2,000W continuous rating. For those loads see the LVYUAN 5000W or LVYUAN 6000W. Need more power? The LVYUAN 5000W runs 2,500W continuous. For heavy sustained loads see the LVYUAN 6000W at 3,000W continuous. WHAT MAKES THIS INVERTER DIFFERENT Six engineering details that set this apart. The combination of dual voltage output, three socket options and pure sine wave waveform makes this the most versatile 4,000W inverter in our range. Here is what else matters. Dual Voltage OutputOutputs both 110V-120V and 220V-230V - select at checkout. No step-up or step-down converter needed. One inverter works in any country on any electrical grid standard.Why pure sine wave matters 4,000W Peak Surge2,000W continuous with 4,000W peak handles motor startup. Fridges, power tools and pumps draw 2-3x their rated watts for 1-2 seconds at startup - the 4,000W peak covers that without tripping. Smart Thermal FanSilent below 45 degrees C - under light loads this runs completely quietly. Fan activates proportionally above 45 degrees C. Why inverters overheat. 95% EfficiencyOver 95% inversion efficiency - less battery drain per watt of AC output. At 1,000W load you draw only ~870W from your 12V battery rather than the full 1,000W of a lower-efficiency unit. USB 5V/3A Built-InDedicated USB charging port provides 5V/3A for phones and tablets without using an AC outlet. Runs simultaneously with AC output at no additional load. Three Socket OptionsAvailable with Universal (accepts all plug types worldwide), US (NEMA 5-15) or EU (Schuko CEE 7/4) socket. Select the socket type that matches your most common use case at checkout. TECHNICAL PROTECTION Layers of Intelligent Protection. Eight independent protection circuits guard both the inverter and your connected appliances against every common failure mode. Buzzer alert activates immediately when any protection triggers. 01Overload ProtectionAuto disconnect on excess load 02Over-Temperature ShutdownSmart fan activates at 45 degrees C 03Reverse Polarity ProtectionFuse isolated, no damage on wrong connect 04Short Circuit ProtectionFuse protection, prevents cascade failure 05Overcurrent ProtectionIntelligent chip control, load-aware 06Low Voltage Alarm12V: alarm at 10V | 24V: alarm at 19V 07Low Voltage Shutdown12V: cuts at 9.5V | 24V: cuts at 18V 08Over Voltage Shutdown12V: cuts at 15.5V | 24V: cuts at 30.5V Smart Thermal Fan: Variable-speed fan activates only above 45 degrees C and stops automatically below that threshold. Under light loads the unit runs completely silently. Buzzer alert activates if any protection triggers. TECHNICAL SPECIFICATIONS Full specification sheet. ELECTRICALTypePure Sine Wave InverterInput Voltage12V DC or 24V DC (select at checkout)Output Voltage110V-120V or 220V-230V AC (select at checkout)Output Frequency50Hz or 60Hz (select at checkout)Peak Output Power4,000WContinuous Output Power2,000WInversion Efficiency>95%</td></tr><tr><td style="padding:13px 22px;font-size:14px;font-weight:700;color:#0D1B2A;">No-Load Current Draw</td><td style="padding:13px 22px;font-size:14px;color:#1A1A2E;"><0.8A95%No-Load Current DrawOutput WaveformPure Sine WaveUSB Output5V / 3A (simultaneous with AC)Socket TypeUniversal / US (NEMA) / EU (Schuko) – select at checkoutPHYSICALDimensions320 x 150 x 70 mmNet Weight3 kgCertificationsCE, ROHS, ULWarranty2 Years Manufacturer WarrantySKULA-4000P-UUEPROTECTION THRESHOLDSLow Voltage Alarm (12V)10V /- 0.5VLow Voltage Shutdown (12V)9.5V /- 0.5VOver Voltage Shutdown (12V)15.5VLow Voltage Alarm (24V)19V /- 0.5VLow Voltage Shutdown (24V)18V /- 0.5VOver Voltage Shutdown (24V)30.5V WHAT'S IN THE BOX Everything included. Connect and go. 4000W Pure Sine InverterYour selected voltage and socket 2x Battery Clip CablesFor 12V/24V battery connection Manual Certificate 6x FusesFull documentation included CUSTOMER REVIEWS What Our Customers Say. 23 verified 5-star customer reviews. ★★★★★"Works perfectly on my RV. I travel between the US and Mexico regularly and the universal voltage output saves me carrying multiple inverters. Coffee maker, TV and laptop all running simultaneously. Very impressed with the build quality."Verified Buyer - 5 Stars ★★★★★"Using this for my job site truck - runs my circular saw and drill off the truck battery without any issue. The 4000W peak handles the saw startup perfectly. Fast delivery and exactly as described. Second one ordered."Verified Buyer - 5 Stars COMPLETE YOUR POWER SYSTEM Everything you need to build a complete off-grid setup. This inverter is the conversion stage. Add a deep-cycle battery bank and solar charge controller for a complete off-grid system. Why most solar systems fail. LiFePO4 Batteries12V and 24V deep-cycle lithium batteries to pair with this inverter. 100% usable capacity, 5,000 cycle life and pure sine wave compatible.View LiFePO4 batteries Solar Charge ControllersMPPT and PWM controllers to charge your 12V or 24V battery bank from solar panels. Set charger profile to LiFePO4 for maximum battery life.View charge controllers Battery Connector CableCorrect AWG battery cables for your system current at 2,000W continuous. Undersized cables cause voltage drop and are a fire hazard.View battery cables Need More Power?The LVYUAN 5000W runs 2,500W continuous. For heavy sustained loads the LVYUAN 6000W delivers 3,000W continuous.View LVYUAN 5000W FREQUENTLY ASKED QUESTIONS Common questions answered. What is the difference between this and the 220V or EU socket variants? This is the universal multi-voltage model. It outputs BOTH 110V-120V (US/CA) and 220V-230V (EU/AU/NZ), whereas the 220V variant and EU socket variant output 220V-230V only. This model is available with Universal, US or EU socket types. If you only need 220V output, the single-voltage variant is slightly more cost-efficient. If you travel internationally or need both voltage options, this is the right model. What is the difference between 2,000W continuous and 4,000W peak? The 2,000W continuous rating is what the inverter can sustain indefinitely. The 4,000W peak is available for brief surges – typically 1-2 seconds – which covers motor startup. Fridges, compressors, power tools and pumps draw 2-3x their running wattage at startup. Why inverters shut down explained. Can I use this with a 12V or 24V battery? Yes – available in 12V and 24V input variants, select at checkout. 24V input is more efficient for high-wattage applications as it draws half the current for the same output power, reducing cable losses and battery stress at sustained 2,000W loads. Does pure sine wave output work with CPAP machines? Yes. Pure sine wave output is mathematically identical to grid power and fully compatible with CPAP machines, medical devices, variable-speed appliances and all active power factor correction electronics. Modified sine wave inverters are NOT compatible with CPAP machines – this is a critical difference. How do I select between 110V and 220V output? You select the output voltage at checkout when choosing your product variant. The inverter is pre-configured at the factory for the voltage you order – it is not switchable in the field. If you need both 110V and 220V output in different situations, order the Universal variant and contact us to confirm the exact configuration for your use case. How large a battery do I need to run this at full 2,000W load? At 2,000W continuous with 95% efficiency you draw approximately 167A from a 12V battery or 83A from a 24V battery. For 1 hour of full-load runtime you need at least 200Ah at 12V. In practice most RV and backup applications run well below full load – at 500W average load a 100Ah battery gives approximately 2 hours runtime. See our LiFePO4 battery range for compatible options. What is the delivery time? This product is in stock and ships on expedited international shipping with an estimated delivery of 10-14 business days. A tracking number is provided by email after dispatch. For faster delivery options, message us on WhatsApp before ordering. See our full shipping policy. What warranty is included? This inverter includes a 2-year manufacturer warranty. For any technical issues contact our support team via WhatsApp or the contact page. See our full returns policy. SHIPPING INFORMATION In stock. Expedited shipping available. In stock and ready to dispatch. Expedited international shipping with estimated 10-14 business day delivery. Message us on WhatsApp for faster options. Expedited InternationalIn stock - dispatches within 1-3 business days. Estimated delivery 10-14 business days. Full tracking by email after dispatch. See our shipping policy.Ask about faster options Worldwide DeliveryShips to US, EU, AU, NZ and most international destinations. Contact us before ordering to confirm delivery timeline for your specific region.Contact us READY TO POWER YOUR SETUP? 4000W Pure Sine Wave Inverter - 12V/24V, 110V or 220V Output, Universal/US/EU Socket In stock. Expedited shipping. 23 verified 5-star reviews. LVYUAN brand – 2-year warranty. Add to Cart - Order Today Speak to a Specialist