SunGoldPower 4000W Low-Frequency Split-Phase Inverter | Pure Sine Wave | DC 12V to AC 120V/240V (LFP4K12V240VSP)
- Sku: LFP4K12V240VSP
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SunGoldPower 4000W Low-Frequency Split-Phase Inverter | Pure Sine Wave | DC 12V to AC 120V/240V
Description
The SunGoldPower 4000W Low-Frequency Split-Phase Inverter delivers powerful, stable, and pure sine wave energy conversion from DC 12V input to AC 120V/240V output. Designed with split-phase technology, it provides both 120V and 240V AC output, making it ideal for larger residential and off-grid energy systems that require compatibility with heavy-duty and dual-voltage appliances.
With 4000W continuous power and a peak surge capacity of 12000W, this inverter can handle high-startup devices such as refrigerators, air conditioners, pumps, and power tools. The integrated battery charger ensures efficient energy management, allowing simultaneous charging and AC operation.
Engineered with low-frequency transformer technology, the inverter guarantees long lifespan, superior surge performance, and high reliability even under demanding load conditions. The pure sine wave output ensures safe and stable power for sensitive electronics like medical equipment, computers, and TVs.
This inverter is designed for off-grid homes, RV systems, solar installations, and backup power setups offering unmatched versatility, durability, and performance.
Key Features
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4000W continuous power and 12000W peak surge capacity
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Converts DC 12V to split-phase AC 120V/240V output
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Pure sine wave output for clean, stable power
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Integrated charger for battery charging and AC output at the same time
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Low-frequency transformer design for durability and heavy surge loads
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Dual-voltage output (120V/240V) supports both standard and high-voltage appliances
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Built-in safety features: overload, over-temperature, short-circuit, and low-voltage protection
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LCD Display for easy status monitoring and parameter control
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Ideal for off-grid solar systems, RV setups, and home backup power
Additional Information
Specifications
| Main Features | Continuous Output Power | 4000W |
| Surge Rating | 12000W (20 Seconds) | |
| AC Output | AC 120V and AC 240V | |
| AC Input | 240V | |
| Output Wave | Pure Sine Wave (bypass mode) | |
| Typical Transfer Time | 10ms (MAX) | |
| Nominal Efficiency | >88% | |
| Battery Priority Selector | Yes | |
| Automatic Generator Start | Yes | |
| GFCI Socket | Safety and Convenient | |
| LCD Display | Remote Control Included | |
| Idle Consumption | Low | |
| Battery Settings | 9 battery type settings for charger | |
| Smart Charger | Multi-stage, 120A ± 5A (can be disabled) | |
| Inverter Output | Continuous Output Power | 4000W |
| Surge Rating | 12000W (20 Seconds) | |
| AC Output | 120V & 240V | |
| AC Input | 240V | |
| Output Wave | Pure Sine Wave (bypass mode) | |
| Typical Transfer Time | 10ms (MAX) | |
| Nominal Efficiency | >88% | |
| DC Input | Nominal Input Voltage | 12.0VDC |
| Minimum Start Voltage | 10.0VDC | |
| Low Battery Alarm | 10.5VDC–11.0VDC | |
| Low Battery Trip (SW1 selectable) | 10.0VDC–10.5VDC | |
| High Voltage Alarm | 16.0VDC | |
| Low Battery Voltage Restart | 13VDC | |
| Idle Consumption | 45W | |
| Power Saver Mode Idle Consumption | 18W | |
| AC Charger | Charger Rate | 120A ± 5A |
| AC Input Range (Grid or Generator) | 140V–270VAC / 184V–253VAC (selectable by SW2) | |
| Overcharge Protection Shutdown | 15.7V | |
| Selectable Charge Setting | Based on battery type, adjustable charge current 0%–100% | |
| Battery Charger Type | 3-step intelligent battery charger | |
| Packaging | Product Type | Low Frequency Pure Sine Inverter |
| Rated Power | 4000W 12V Split Phase | |
| Accessories | English Manual, Remote Control, BTS Cable | |
| Unit Weight | 58.8 lbs | |
| Unit Size | 26.9 × 9.1 × 7.5 in | |
| Shipping Weight | 67.1 lbs | |
| Shipping Size | 30.3 × 13.4 × 12.8 in |
In The Box
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1 x 4000W Split-Phase Low-Frequency Inverter (DC 12V, AC 120V/240V)
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1 x User Manual
Warranty
This inverter includes a 1-year limited warranty, covering manufacturing defects and performance issues under normal operating conditions.
Documents
Download LFP 4KW 12V Pure Sine Wave Split Inverter/Charger Data Sheet
FAQ
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Q: What is a split-phase inverter?
A: A split-phase inverter provides both 120V and 240V outputs, allowing you to power both standard home appliances and higher-voltage devices like dryers and pumps. -
Q: Can this inverter be used in off-grid solar systems?
A: Yes, it’s specifically designed for off-grid solar and hybrid systems, providing reliable power conversion for homes and cabins. -
Q: What makes this a low-frequency inverter?
A: It uses a built-in transformer, making it more durable and capable of handling higher surge loads compared to high-frequency inverters. -
Q: Is the inverter compatible with lithium and AGM batteries?
A: Yes, it’s compatible with most 12V battery types including AGM, Gel, and Lithium.
Have a question?
SunGoldPower 4000W Low-Frequency Split-Phase Inverter | Pure Sine Wave | DC 12V to AC 120V/240V (LFP4K12V240VSP)