Description
Sungold Power - 12KW/ 15KW / 18KW 48V Split Phase Pure Sine Wave Inverter Charger
The LF-PV Series Pure Sine Wave Inverter is an advanced power system that combines a 48-volt inverter, AC charger, and auto-transfer switch into one efficient unit (without MPPT).
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The split-phase inverter requires a 240VAC input and delivers 120VAC or 240VAC output, making it suitable for a variety of appliances. The output frequency can be adjusted to either 50Hz or 60Hz using the SW4 setting.
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AC/Battery Priority: The 12000-watt power inverter is designed with AC priority by default, but users can switch to battery priority using the SW5 setting.
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Key Features: Smart remote control, automatic generator starting (AGS), and compatibility with different types of batteries.
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Applications: Designed to support various loads, including refrigerators, freezers, microwaves, dryers, air conditioners, pumps, and other high-power home and business appliances.
Main Features:
- 12KW/ 15KW/ 18KW split phase pure sine inverter charger DC 48V AC 240V input AC output 120V/240V
- Auto Generator Start (AGS)
- Include Battery Temperature Sensor (BTS) and Remote Control
- 8 kinds of battery voltage selection ( lithium LiFePO4, gel, AGM and lead Acid batteries)
- Compatible With All kind of Home & Office Appliances
- Powerful Charge Rate Up to 120Amp, Selectable From 0%-100%
- Built-in transfer switch and battery charge, backup or off grid power solutions
- AC/Battery Priority Mode, Designates the Inverter-Preferred UPS Configuration
- 4-step Intelligent Battery Charging, PFC (Power Factor Correction) for Charger
- 8 ms Typical Transfer Time Between Utility & Battery, Ensure Power Continuity
- 15s Delay Before Transfer when AC Recover, Protection for Load when Used with Generator







Sungold Power - 12KW/ 15KW 18KW 48V Split Phase Pure Sine Wave Inverter Charger
Main Specifications:
- Continuous Output Power: 12.0KW/ 15.0KW/ 18.0KW
- Surge Rating(20s): 300%
- Output Waveform: Pure Sine Wave
- AC Output Voltage: 120V and 240V
- AC Input Voltage: 240V ( not suitable for AC 120V input )
- DC Battery Voltage: 48Vdc
- AC Battery charger: 115±5Amp(12KW inverter), 100±5Amp(15KW inverter),
- 95±5Amp(18KW inverter)
- Output Frequency: 50Hz /60Hz
- Typical transfer Time: 10ms(Max)
DC Input:
- Nominal Input Voltage: 48.0Vdc
- Minimum Start Voltage: 40.0Vdc/ 42.0Vdc
- Low Battery Alarm: 42.0Vdc / 44.0Vdc
- Low Battery Trip: 40.0Vdc / 42.0Vdc
- High Voltage Alarm: 64.0Vdc
- Low Battery voltage recover: 62.0Vdc
- Power Saver on Idle Consumption: 40W(12KW inverter), 45W(15KW inverter), 50W(18KW inverter)
- Power Saver off Idle Power: 180W(12KW inverter), 225W(15KW inverter), 270W(18KW inverter)
Charger:
- Output Voltage: Depends on battery type
- Battery Initial Voltage for Start Up: 40-62.8V
- Over Charge Protection Shutdown: 62.8V
- Charger Breaker: 80A(12KW inverter), 100A(15KW/18KW inverter)
- Input Voltage Waveform: Sine wave (Grid or Generator)
- AC input range:184-253Vac/140-270Vac
- Nominal Input Frequency :50Hz or 60Hz (Auto detect)
Packaging
- 48V Split Phase Pure Sine Wave Power Inverter
- English Manual
- Remote Control
- BTS Cable
What's in the Box

Downloads
Warranty
KING OF GENERATORS - SUNGOLD WARRANTY & RETURN POLICY
Thank you for shopping with King of Generators. As a verified dealer of SunGold Power products, we uphold SunGold Power’s official warranty and return policies. Please review the details below for more information.
WARRANTY POLICY
SunGold Power offers warranties ranging from 1 to 25 years depending on the specific product. The warranty period begins on the original purchase date as indicated on the sales receipt or other proof of purchase.
LIMITED WARRANTY
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The warranty is valid for the original consumer purchaser only and is non-transferable.
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Warranty coverage does not extend to products that are misused, abused, modified, damaged due to accidents, or used outside the intended purpose as described in product documentation.
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Any unauthorized repair attempts will void the warranty.
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Modified products will be returned to the customer at their expense.
REPLACEMENTS
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If a product fails within 30 days of purchase due to a manufacturing defect, SunGold Power will replace it. The replacement item carries the original product's remaining warranty period.
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If the issue is due to improper operation, we will assist in troubleshooting, but returns or replacements will not be accepted. Customers will be responsible for the cost of accessories and shipping.
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If a replacement part is needed under warranty, please contact us to arrange shipment.
RETURN POLICY
SunGold Power offers a 30-day return policy for products purchased directly from a verified dealer such as King of Generators. If you are not completely satisfied with your purchase, you may return it within 30 days under the following conditions:
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The product must be unused, unmodified, and in the same condition as received.
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The item must be returned in its original packaging.
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Refunds or exchanges are not guaranteed if these conditions are not met.
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If your return request is approved, a full refund will be processed upon receipt and inspection of the product.
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Returns requested after 30 days require special authorization.
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Customers are responsible for return shipping costs unless the return is due to an error on our part (e.g., incorrect or defective item received).
Before returning an item, please contact our Customer Service Team at info@kinggenerators.com with the following details:
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Order number
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Video or photo of the issue (if applicable)
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Proof of purchase
REFUNDS Once we receive and inspect your return, we will notify you of your refund status. If approved, refunds will be issued to the original payment method within a few business days.
ORDER CANCELLATION Customers may cancel an order within 72 hours of purchase for a full refund. If the order has already shipped, the customer is responsible for return shipping costs.
WARRANTY FOR USED PRODUCTS
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Warranty coverage for used products is one year.
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If a defect arises within 30 days, SunGold Power will cover all shipping and repair costs.
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If a defect arises within one year, SunGold Power will cover repair costs, but the customer is responsible for shipping fees.
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King of Generators is not responsible for the warranty or support of products purchased from unauthorized resellers.
For any additional questions or concerns, please contact our customer support at info@kinggenerators.com. We appreciate your business and look forward to serving you!