Summer 2026 Savings !
SunGoldPower 4000W Peak (12000W) DC 12V Split Phase Pure Sine Wave Inverter With Charger
SunGoldPower 4000W Peak (12000W) DC 12V Split Phase Pure Sine Wave Inverter With Charger - Only Inverter(Brand New) is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
We offer fast and reliable shipping across the continental U.S., with free shipping available on most orders (exclusions may apply based on brand and product type). Orders are typically processed within 1–2 business days and transit time is usually 4–7 business days. Larger items may ship via freight and require a scheduled curbside delivery. Please ensure your contact details are accurate at checkout. For questions about delivery timelines, shipping eligibility, or special requests, feel free to contact us directly. See policy
Price Match Guarantee
Price Match Guarantee
Find a lower price? Call +1(855-799-1672) and we'll match it! (Some exclusions may apply. See ourLowest Price Guarantee Policyfor more information)
Returns
Returns
Our return policy covers a 30-day period from the date of purchase. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. Defective products are eligible for free returns, with options for a refund or replacement. Customer remorse returns may incur return shipping fees and restocking fees. Refunds are processed within a specified timeframe, subject to restocking fees if applicable. Late or missing refunds should be addressed with your bank or credit card company first. Exchanges may be accepted for defective or damaged items. Shipping costs for returns are typically the responsibility of the customer, except in cases of damaged products. For further details or inquiries, please contact us via phone, email, or live chat.See policy
SunGoldPower 4000W Peak (12000W) DC 12V Split Phase Pure Sine Wave Inverter With Charger - Only Inverter(Brand New) is backordered and will ship as soon as it is back in stock.
✅ Authorized Online Dealer
🚚 Free Shipping + No Sales Tax (exclusions may apply)
💲 We Beat The Lowest Price
📦 Fast 4-7 Day Delivery
🏭 Manufacturer Warranty Included
❓ Questions? Call Our Experts: +1 (855-799-1672)
Description
Description
SunGoldPower 4000W Peak (12000W) DC 12V Split Phase Pure Sine Wave Inverter With Charger
The SunGoldPower 4000W Peak (12000W) DC 12V Split Phase Pure Sine Wave Inverter With Charger is a high-performance off‑grid power solution engineered for homeowners, RV travelers, and solar energy enthusiasts who demand reliable and clean energy conversion. Built to handle heavy‑duty power needs, this inverter delivers a continuous 4000W output and peaks at 12000W, giving you the capability to run high‑start‑up appliances and sensitive electronics with confidence. With split‑phase 120V/240V output, it easily integrates into whole‑house backup setups and complex off‑grid systems for seamless power delivery.
Designed for versatility, this inverter combines DC‑to‑AC power conversion with a smart built‑in charger and automatic transfer switch, giving you full control over energy management. Whether you’re relying on solar, generator, or grid power, the integrated multi‑mode charger efficiently manages charging and battery health with adjustable settings and multiple charge profiles. The rugged construction ensures dependable performance even in demanding environments, making it ideal for remote worksites, cabins, and recreational vehicles.
Safety and ease‑of‑use are core to its design, featuring advanced protections against overloads, short circuits, temperature spikes, and over‑voltage conditions. An intuitive LCD display and remote control make operation and monitoring effortless, while energy‑saving modes help optimize battery life when the load is light. Whether you’re upgrading an existing off‑grid system or building one from scratch, this inverter offers a complete and robust power management solution.
Every unit includes essential accessories like a remote control and BTS cable, so you’re ready to install and start using it right out of the box. The unit’s blend of power, flexibility, and intelligent charging makes it a top choice for anyone looking to secure reliable backup power or sustain off‑grid living.

Features
Reliable & High-Powered Performance
- 4000W continuous power output with a 12,000W surge peak for handling high-power appliances.
- Pure Sine Wave Output ensures smooth operation for sensitive electronics and appliances.
- Split Phase 120V/240V Capability allows direct connection to home circuits for whole-house power backup.
Built-in Charger & Smart Energy Management
- Powerful Battery Charger automatically manages battery charging when connected to an AC power source.
- Multiple Charging Modes including Solar, AC, and Generator Input for flexibility.
- Overcharge Protection enhances battery longevity.
Robust & Safe Design
- Advanced Safety Features including overload, short circuit, over-temperature, and over-voltage protection.
- Heavy-Duty Build designed for long-term off-grid and backup power use.
- LCD Display & Remote Control for easy monitoring and control.

Specification
Inverter Output
| Specification | Details |
| Continuous Output Power | 4000W |
| Surge Rating | 12000W (20 Seconds) |
| Output | AC 120V and AC 240V , 60hz |
| AC Input | 240V |
| Output Wave | Pure Sine Wave (bypass mode) |
| Typical Transfer Time | 10ms (MAX) |
| Nominal Efficiency | >88% |
DC Input
| Specification | Details |
| Nominal Input Voltage | 12.0Vdc |
| Minimum Start Voltage | 10.0Vdc |
| Low Battery Alarm | 10.5Vdc-11.0Vdc |
| Low battery Trip | 10.0Vdc-10.5Vdc (select by SW1) |
| High Voltage Alarm | 16.0Vdc |
| Low battery Voltage Restart | 13Vdc |
| Idle Consumption | 45W |
| Power Saver Mode Idle Consumption | 18W |
AC Charger
| Specification | Details |
| Charger Rate | 120+/-5A |
| AC input Range (Grid or Generator) | 140V-270VAC/184V-253VAC (select by SW2) |
| Over Charge Protection Shutdown | 15.7V |
| Adjustable charge current | off 0%-100% |
| Selectable Charge Setting based on battery type | |
| 3-step intelligent battery charger |
Package Specification
| Specification | Details |
| Unit Weight | 58.9LB |
| Unit Size | 25.6 x 9.1 x 7.5 inch |
| Shipping Weight | 67.9LB |
| Shipping Size | 30.3 x 13.4 x 12.8 inch |
What's Included
Everything you need is included with your product.
- 1 x 4000W 12V Low-Frequency Pure Sine Inverter
- 1 x English Manual
- 1 x Remote Control
- 1 x BTS Cable
Sungold Power 4000W DC 12V Split Phase Pure Sine Wave Inverter With Charger Applications
- Off-Grid Solar Systems – Converts DC power from solar batteries into usable AC power.
- RV & Van Life – Ideal for off-grid mobile power solutions.
- Home Backup Power – Provides continuous and reliable backup during power outages.
- Worksites & Remote Locations – Ensures consistent energy supply where grid power is unavailable.
Frequently Asked Questions
How does the split-phase feature work?
The split-phase capability allows the inverter to output both 120V and 240V, making it suitable for whole-home backup and large appliance operation.
Can I use this inverter with solar panels?
Yes! This inverter is compatible with solar systems and can be used with a solar charge controller to manage charging from solar panels.
Does it come with a remote control?
Yes, the package includes a remote control panel for convenient operation.
How fast does the battery charge?
The built-in charger optimizes charging speed based on battery type and capacity, ensuring safe and efficient power replenishment.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.














