4000 Watt Marine Inverter, Single Phase 120V/220V

SKU: PH-SDP-4KW
$4,533.08
● 4000W marine battery inverter for sale, converts 120V DC to AC to meet the power needs of ships. ● Adopt a DSP control chip, achieving a conversion efficiency of over 92%, ensuring fast and accurate operation. ● Features a built-in industrial-grade frequency isolation transformer with strong anti-interference and shock resistance. ● Suitable for providing stable AC power to marine lighting systems, audio-visual entertainment equipment, kitchen appliances, etc.
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🚚 Free shipping
⏱️ Delivery: 6-12 days
🔙 30-day Returns
Overview

This 4000W pure sine wave marine inverter stably converts onboard DC power to AC power, supporting 120V DC input and offering multiple output voltage 110V/120V/220V/230V/240V AC, safely driving various precision electrical equipment. This marine inverter is widely used in new energy vessels such as lithium battery water buses, solar yachts, pure lithium battery powered boats, and sightseeing boats, providing reliable power for navigation systems, communication equipment, refrigerators, air conditioners, and other critical equipment. Marine power inverters support single-phase power output and employ frequency conversion starting and step-down soft-start technology to effectively reduce starting inrush current, enabling smooth starting of high-power motors.

Feature

Feature

  • 120V DC input, pure sine wave output 4kW, can be used as a single-phase power supply.
  • Features overvoltage, overcurrent, short circuit, and overheat alarm functions, with an indoor IP20 protection rating.
  • This marine power inverter is specifically designed to provide AC power for new energy vessels such as yachts, leisure boats, floating boats, and sightseeing boats, providing stable mains power for onboard electronic equipment.
  • It adopts SPWM pulse width modulation and a DSP digital conversion control system to convert DC power from onboard lithium batteries or lead-acid batteries to AC power.
 

Details

  1. The boat inverter features a clear and intuitive LCD screen that displays input voltage, output voltage, power load, battery level, and operating status in real time.
  2. Adopts a high-strength metal casing design, making it robust and durable with excellent shock and vibration resistance.
  3. Ventilation vents facilitate rapid airflow and prevent overheating of internal electronic components.
Details
Specs
Model SDP-4KW
Isolation Mode Low-Frequency Transformer
DC Input
Voltage Range (V DC) 120V (Contact Us for Other Voltage)
Rated Current (A) 33A (Contact Us for Other Current)
AC Output
Rated Output Power 4kW (4000 watt)
Output Waveform Pure Sine Wave
Rated Voltage 110/120/220/230/240V AC (Optional)
Phases Single Phase
Rated Current (A) 18A
Frequency 50Hz or 60Hz
Rated Output Voltage Range (V) 110/120/220/230/240V AC (Optional)
Power Factor (PF) 0.99
Overload Ability 150%, 5 seconds
Efficiency >93%
Waveform Distortion Rate (THD) <3% (Linear load)
Dynamic Response (0 to 100% Load) 5%,≤50ms
Display LCD
Running Mode Working Continuously
Electrical Insulation Properties 2000V AC, 1min
Communication Interface RS485 (Optional)
Protection Function
Protection Input Reverse Polarity, Under Voltage, Overvoltage, Output Over current, Shortcircuit, Overheating, etc.
Cooling Method Fan-cooled
Short-circuit Protector No Automatic Recovery Need to Restart the Machine
Working Environment
Noise (1m) ≤50dB
Degree Of Protection IP20 (Indoor)
Working Altitude (m) ≤2000
Working Temperature -25~+55℃
Relative Humidity 0~90% (Non-Condensing)
Depth*Width* Height
Rack Mounted Type 435*605*267mm
Stand Type 450*550*760mm
Application
Offshore operation

Offshore Operation

Marine electricity

Marine Electricity

Electrical appliances

Electrical Appliances

New energy power

New Energy Powerg

FAQ

Q1: What does IP20 protection rating mean for marine inverters?

IP20 is an internationally recognized protection rating standard. Marine inverter chargers with an IP20 rating are suitable for installation in dry, well-ventilated indoor environments such as cabins, electrical rooms, or control cabinets. They are not suitable for direct exposure to damp, splashing, or rainy deck areas.

Q2: What equipment can marine battery inverters power?

Boat inverter chargers can power a variety of AC equipment on board, including lighting systems, navigation and communication equipment, refrigerators, microwave ovens, televisions, air conditioners, water pumps, winches, and various motors. Among these, motor loads such as air conditioners and water pumps generate high starting currents. Therefore, marine power inverter for boats with pure sine wave output, soft start, or high peak power are typically selected to ensure stable startup and long-term reliable operation.

Q3: What is the significance of high efficiency in marine battery charger inverters for marine systems?

High efficiency in marine converter chargers means lower energy loss during DC-to-AC conversion, effectively reducing battery consumption, extending sailing time, reducing equipment heat generation, and improving overall system stability. For ships that rely on batteries, solar power, or generators for power, high-efficiency inverters for marine battery not only improve energy utilization but also reduce heat dissipation and maintenance burdens, thereby enhancing the reliability and lifespan of marine electrical systems.

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