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SunGold Power 4000W DC 24V Split Phase Pure Sine Wave Inverter With Charger for Reliable Whole-Home and Off-Grid Power That Keeps Working When the Grid Does Not
When the power goes out whether from a storm rolling through or because your off-grid cabin simply has no utility line within 30 miles the last thing you want is a power system that makes you choose between running your refrigerator or your well pump. The SunGold Power 4000W DC 24V Split Phase Pure Sine Wave Inverter With Charger eliminates that frustration entirely. This is a genuine three-in-one solution: a powerful low-frequency pure sine wave inverter, a 50-amp multi-stage smart battery charger, and an automatic AC transfer switch all in a single unit designed for homeowners, RVers, off-grid dwellers, and mobile business operators who refuse to compromise on power quality.
At 4,000 watts continuous and a 12,000-watt surge rating, this 24V inverter charger delivers the kind of staying power that lesser modified sine wave or high-frequency inverters simply cannot match. Whether you're protecting a household during outages, running a mobile workshop, or building out a serious off-grid solar system, this unit is engineered to carry real loads not just keep the lights flickering.
At Outbound Power, we don't just sell inverters we help you build power systems that work. Our team specializes in portable and backup power solutions across home, RV, off-grid, and mobile business applications, and we're here to help you select the right equipment, configure it correctly, and get the most long-term value from every product we carry. Add the SunGold Power 4024SP to your cart today, and reach out to our team if you have questions about sizing your battery bank, pairing this unit with solar, or setting it up for your specific application. Real power, real support that's the Outbound Power difference.
SunGold Power 4000W DC 24V Features
It Runs Both 120V and 240V So All Appliances Work
Powers everything in your home or RV from small electronics to big appliances like well pumps and dryers. No rewiring needed. One inverter handles it all, just like a standard home electrical panel does.
The Built-In Charger Keeps Your Batteries Full Automatically
A smart 50-amp charger is already inside the unit. It charges your batteries in three stages, supports nine battery types including lithium, and adjusts charging speed — so your batteries last longer and stay healthy.
Power Switches in Just 10 Milliseconds When the Grid Goes Down
When grid power fails, this inverter takes over in 10 milliseconds so fast your lights and appliances won't even notice. No flickering, no restarting devices, no interruptions to your home or worksite.
It Starts Your Generator Automatically When Battery Gets Low
Running low on battery? The inverter turns on your generator by itself and shuts it off when charging is done. No manual effort needed perfect for off-grid living or when you're away from home.
Pure Sine Wave Power Protects Your Sensitive Electronics
This inverter produces clean, smooth power just like your utility company. That means your appliances, computers, and medical devices run safely without overheating, humming, or getting damaged by dirty electrical output.
Low Frequency Design Handles Big Motor Startups With Ease
Motors need a big burst of power to start. This low-frequency inverter handles up to 12,000 watts of surge power easily starting well pumps, air conditioners, and power tools without tripping or shutting down.
You Choose AC or Battery Priority Based on Your Setup
Need to use solar energy first? Switch to battery priority. Prefer grid power when available? Keep it on AC priority. One simple switch lets you control how your system uses power every day.
SunGold Power 4000W DC 24V Warranty
SunGold provides a limited warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
What's Included
1 x SunGold Power 4000W 24V Low Frequency Pure Sine Inverter
1 x Remote Control
1 x English Manual
1 x BTS Cable
SunGold Power 4000W DC 24V Specifications
Continuous Output Power
4000W
Surge Rating
12000W (20 seconds)
AC Output
120V AC and 240V AC
AC Input
240V AC
Output Wave
Pure Sine Wave (Bypass Mode)
Typical Transfer Time
10ms (Max)
Nominal Efficiency
>88%
Nominal Input Voltage
24.0V DC
Minimum Start Voltage
20.0V DC
Low Battery Alarm
21.0V – 22.0V DC
Low Battery Trip
20.0V – 21.0V DC (Selectable via SW1)
High Voltage Alarm
32.0V DC
Low Battery Restart Voltage
26.0V DC
Idle Consumption
48W
Power Saver Mode Idle Consumption
19W
Charger Rate
50A ± 5A
AC Input Range (Grid or Generator)
140V – 270V AC / 184V – 253V AC (Selectable via SW2)
Overcharge Protection Shutdown
31.4V
Charge Settings
Selectable based on battery type
Adjustable Charge Current
0% – 100% / Off
Charging Type
3-Step Intelligent Battery Charger
SunGold Power 4000W DC 24V Manual
Common Customer Questions
Get answers to the most frequently-asked questions customers ask before placing an order.
Is Outbound Power an Authorized Dealer?
Yes! Outbound Power is an Authorized Dealer for every single brand and product on our store.
How long will it take for my order to arrive?
Shipping times vary depending on your location and the product or products ordered.
Order Processing Time Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.
After order processing is complete, you will receive tracking information to monitor your order while it is in transit.
Order Shipping Time Following processing, it may take between 3 and 8 days to arrive, depending on your location.
Please refer to the product page for your item and reference the estimated delivery time frame for more details.
Additionally, you can see the estimated delivery time frame during checkout and receive a tracking number once your order ships.
What are your shipping rates? Do you offer free shipping?
Everything on our store ships for free. Really!
What is Outbound Power's return policy?
Most items may be returned within 30 days of delivery. Please refer to our Returns & Exchanges policy to determine what items are eligible. Returns are not accepted beyond 30 days following delivery.
Are Outbound Power products used/old/refurbished?
Everything sold on our website is brand-new.
Do you price match?
No — we price BEAT! Please refer to our Price Beat Promise for full details.
Great pricing. When I am ready to upgrade, I plan on doing business with you all again. You value customers and that is greatly appreciated. Thanks for everything.
Thank you for your kind words and support! We’re glad to hear you’re satisfied with our pricing and service. We look forward to assisting you with your upgrade when you’re ready. Thanks again for choosing Outbound Power, and please let us know if we can ever be of service.
Exact fit to the Cummins 4500i small battery compartment.
Thank you for your great review! We're glad the battery fit perfectly and met your expectations. If you need anything else, please don’t hesitate to reach out, we’re always here to help.
Hi Sam, thank you for your fantastic review! We're so glad to hear the Pecron Trolley Kit works great for you. If you need any further assistance, feel free to reach out. Cheers!
This was purchased to run a small compressor when our crews are on job sites where running and moving power cords is inconvenient and time consuming. The generator is lightweight and perfect for the task. We're now investing in a second unit.
Thank you for the great review! We’re glad to hear it is making work easier. We truly appreciate your business. Please let us know if there is anything more we can do to be of service!
I like outbound because they give a good deal discount called. They help when you call nice people when you call the number they answer and help thank you
Hi Melvin, thank you for your kind words! We're glad you had a great experience and appreciate your support. If you need anything else, we're here to help!
Excellent service with excellent pricing. By far the best price I could find on the battery. Delivery arrived in perfect condition. love all the tracking information.
Thank you so much for the kind review! We’re glad we could provide a great price and that everything arrived to your satisfaction. We also appreciate you mentioning the tracking updates. We want every customer to feel informed and confident from order to delivery. Thanks again for choosing Outbound Power and please let us know if we can ever be of service!
Thank you for the positive feedback! We strive to provide excellent customer service and we're glad to hear that you had a great experience with us. We appreciate your support and hope to continue serving you in the future!
Outbound Power did a great job with communication and answered all my presale questions. Shipping was prompt - and was patient with me during a small snafu when my neighbor was being “helpful” and took one of the boxes and neglected to tell me. Great prices too!
Hi James, thank you for taking the time to leave us a review. We are thrilled to hear that you had a positive experience with our team! Thank you for your business and please feel welcome to reach out anytime if we can be of service!
Fantastic service from Jam at Outbound Power made this an easy choice.
We are in the installation phase now and are excited to have a reliable system for our power backup needs.
Thank you for your kind words and for choosing Outbound Power for your backup power needs. We're happy to hear that Jam provided fantastic service and helped make the decision process easy for you. Our goal is always to help customers find a reliable backup power solution that fits their needs.
We’re excited for you to begin the installation phase and are confident you’ll be pleased with the Anker SOLIX E10 Smart Hybrid Whole-Home Backup System. Thank you again for choosing Outbound Power!
This works very well. I can charge my unit and expansion batteries more than twice as fast as using a 120 volt wall outlet. I think it also helps with the battery temperature.
Hi there, thank you for your positive feedback! We're glad to hear that the cable is working well for you and is able to charge your unit and expansion batteries at a faster rate. If we can be of service again, please let us know!