Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly

US$49.00-139.00 50 Pieces (MOQ)
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Capacity
1000W
1500W
2000W
3000W
4000W
5000W
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Product Details
Customization: Available
Metal Coating: Copper
Mode of Production: SMT
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Hubei Volker New Energy Technology Co., Ltd.
Manufacturer/Factory
Hubei, China
Rating
4.9
Secured Trading Service
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Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly pictures & photos
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
  • Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
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Product Description

Company Info.

Basic Info.

Model NO.
UPS-4000W
Layers
Double-Layer
Base Material
FR-2
Certification
RoHS, CCC
Customized
Customized
Condition
New
Rated Power
4000W
Surger Power
8000W
Battery Charging
Include
Keywords
Inverter Charger Circuit Board
Waveform
Pure Sine Wave
Input Voltage
24V/48V
Output Voltage
220V/230V/240V
Frequency
50Hz/60Hz
Communication
RS485(Optional)
LCD Display
Optional
Total Harmonic Distortion
Thd≤3%
No Load Current
26V: 660mA/53V: 700mA
Charging Current
24V: 20A 48V: 10A
Remote Control
Optional
Protections
Multi-Layer Protection
Transport Package
Carton
Specification
380*215*77mm
Trademark
GYOPO
Origin
Wuhan, Hubei, China
HS Code
853400090
Production Capacity
1000000

Packaging & Delivery

Package Size
47.00cm * 29.00cm * 16.00cm
Package Gross Weight
8.000kg

Product Description

Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board AssemblyUPS-4000W: 4000W/8000W Peak Bi-Directional Pure Sine Wave Inverter Board with UPS Function
Designed for advanced energy solutions, the UPS-4000W is a versatile and intelligent bi-directional inverter PCB that supports both DC-to-AC and AC-to-DC conversion, integrated battery charging, and true uninterruptible power supply (UPS) functionality. Perfect for custom energy storage systems, DIY enthusiasts, RVs, specialty vehicles, and small solar installations.
Product Parameters
Model
UPS-4000W
Applicable battery types
 Lead-acid battery / lithium battery / gel battery / water battery
Continuous and peak power
4000W/8000W
INPUT
 
DC input voltage
24V/48VDC
AC input voltage
195-265VAC
Battery low voltage protection
20.0±0.5VDC/40±0.5VDC
Battery low voltage recovery
25.2±0.5VDC/50.4±0.5VDC
Battery high voltage protection
31.6±0.5VDC/63.2±0.5VDC
Battery high voltage recovery
29±0.5VDC/58±0.5VDC
OUTPUT
 
AC output voltage (Battery Mode)
230VAC±15%
AC output voltage (Mains Mode)
Automatically Follow The Mains Power
Frequency
50HZ/60HZ(Automatic identification)
Waveform
Pure Sine Wave
Total harmonic distortion
THD≤3%
Efficiency(Peak)
88-92%
Transfer time
8.4ms (inverter transfer to mains) 15ms (mains transfer to inverter)
No load current
26V:660mA/53V:700mA
CHARGING
 
Battery voltage
24V/48VDC
Float charging voltage
28.2VDC/56.8VDC
Full voltage
29.6VDC/59.2VDC
Maximum charging current
24V: 20A 48V: 10A
Pre-charging current
2A
Charging mode
Constant Current - Constant Voltage - Float Charge
Status indication
Working: green LED, Fault: red LED+alarm, Charging: red 
Charging: red (charging), green (full), yellow (fault)
OTHER PARAMETERS
 
Fan control(Inverter)
When the temperature exceeds 45ºC, all three fans will operate simultaneously
Fan control(Charging)
When temperature >40ºC/charging current>3A:Start a fan
When temperature <35ºC/charging current<1A:Fan stops running
Overheating protection
Overheat trip at 90°C Recovery at 60°C
Protection functions
Under Voltage / Over Voltage / Overload / Short Circuit / Overheating/Reverse Connection
Noise
45 decibels (at 1 meter distance)
LCD fault code description
+01:Overload Protection
+02:Under Voltage Protection
+03:Output Short Circuit or Equipment Overheating
+04:Over Voltage Protection
Running time
H (hours), M (minutes) +00 (numeric value)
LCD display content
Input Voltage / Input Electrical Energy / Output Voltage / Output Power / Output Frequency / Fault Code
Technical characteristics
Full power/Pure sine wave/High performance/Strong shock resistance/Constant power technology
Operating temperature
-10ºC to +50ºC
Storage temperature
-30ºC to +70ºC
Operating humidity
≤90ºC Non-freezing
Product dimensions
380×215×70MM
Product weight
4.2KG
Optional accessories
LCD Display/Pure Copper Terminal Blocks/ Wireless Remote Control/              Self-recovering fuse
Warranty
18-Month Non-Human-Induced Warranty
Certification
CE/ROHS/ISO9001/ISO14001/ISO45001
Product Description
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
Bi-Directional Power Conversion
* DC to AC: Delivers 4000W continuous (8000W peak) pure sine wave AC output.
* AC to DC: Built-in smart charger with up to 20A max charging current (24V system), 10A max charging current (48V system)
* Seamlessly switches between grid power and battery mode, making it ideal for backup power and off-grid applications.
 
Multi-Battery Compatibility
* Supports Lead-Acid, Lithium (LiFePO4), Gel, and Water batteries with automatic voltage recognition (24V/48V DC).
* Advanced 3-stage charging (Constant Current, Constant Voltage, Float) ensures efficient and safe battery maintenance.

Clean & Stable Pure Sine Wave Output
* THD ≤ 3% - Provides utility-grade power quality, safe for sensitive electronics like laptops, medical devices, and audio
systems.

True UPS Functionality
* Ultra-fast transfer time: ≤15ms (grid to inverter)
* Ensures continuous operation for critical loads during power outages.

Comprehensive Protection & Safety
* Full protection: Overload, Short Circuit, Over/Under Voltage, Overheating, Reverse Polarity.
* Intelligent thermal management: Triple-fan cooling system activates at 45°C.
* Overheat protection at 90°C with auto-recovery at 60°C.

Real-Time Monitoring & Control
* Optional LCD and wireless remote control for real-time monitoring of:
* Input/Output Voltage, Power, Frequency
* Battery Status, Charging Current, Fault Codes (e.g., Overload, Short Circuit)
* Clear LED indicators for operational status: Green (normal), Red (fault/charging), Yellow (warning).

Compact & DIY-Friendly
* Dimensions: 380×215×77mm | Weight: 4.2kg
* Easy integration into custom enclosures or existing systems.
* Optional accessories: terminal blocks, self-recovering fuses, and a display module.
Hot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board AssemblyHot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board AssemblyHot Sale SKD Kit 24VDC 220VAC 4000W UPS Inverter Control Board Bidirectional UPS Inverter Charger Bare PCB Board Assembly
FAQ
1. What specifications and features do your inverter mainboards offer?
Our inverter mainboards are designed for high efficiency, durability, and compatibility with a wide range of inverter systems.
 
2. What certifications do your inverter mainboards have?
Our products meet international standards and are certified for safety and performance, including CE, RoHS, FCC, and ISO9001. Custom certifications can be arranged for specific markets upon request.

3. What is the minimum order quantity (MOQ) for wholesale purchases?
Our standard MOQ is 50 units, but we offer flexible terms for long-term partners. Volume discounts are available for larger orders.

4. What warranty do you provide?
All inverter mainboards come with a 1-year warranty against manufacturing defects. Damage due to improper installation or misuse is not covered.

5. Do you offer technical support for installation and troubleshooting?
Yes, we provide comprehensive technical documentation (installation guides, wiring diagrams) and 24/7 customer support via email or phone.

6. What is the lead time for bulk orders?
Standard orders typically ship within 15-20 business days. Customized or large-volume orders may require additional time. Expedited production is available for urgent requests.

7. Can you customize mainboards for unique requirements?
Yes, we offer OEM/ODM services, including firmware adjustments, interface modifications, or hardware upgrades. Please share your specifications, and we will provide a feasibility assessment and a quote.

8. How do I ensure optimal performance from the mainboard?
Use within specified voltage and temperature ranges. Follow installation guidelines strictly. Implement regular maintenance checks, dust removal, and connection inspections.
 
9. What payment terms do you accept?
We accept T/T (bank transfer), L/C (Letter of Credit), and online orders. A 50% deposit is required for order confirmation, with the balance due before shipment.

10. How can I place an order or request a quote?
Contact our sales team at TM. Provide your requirements (quantity, specifications, certifications), and we will respond within 24 hours with a formal quote.

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