UPS / Microgrid Systems TGH33 Series 150–250kW PV-ESS All-in-One Microgrid UPS System
Energy storage product for B2B applications
View Details →
Advanced energy storage product engineered for reliable power applications, scalable supply, and global B2B project requirements.
Provides reliable pure sine wave AC power for RVs and camper vans, supporting laptops, coffee makers, compact refrigerators and other travel appliances from a connected battery system.

Works with battery-based off-grid systems to supply stable AC power for cabins and workshops, supporting lighting, laptops, fans, small appliances and light-duty tools.

Creates a reliable mobile power source for remote work and field operations, supporting laptops, work lights, chargers, fans and other electronic equipment in off-grid locations.

Provides temporary backup electricity during power outages for essential household devices such as lamps, Wi-Fi routers, laptops, fans and mobile device charging.

| PARAMETER | 2000W | 3000W | 4000W | 4000W-A | 4000W-B | 4000W-C |
|---|---|---|---|---|---|---|
| POWER SPECIFICATIONS | ||||||
| Continuous Power | 2000W | 3000W | 4000W | 4000W | 4000W | 4000W |
| Peak Power | 4000W | 6000W | 8000W | 8000W | 8000W | 8000W |
| ELECTRICAL SPECIFICATIONS | ||||||
| Input Voltage | 12V / 24V | 12V / 24V / 48V / 60V / 72V | 12V / 24V / 48V / 60V / 72V | 12V / 24V | 12V / 24V | 12V / 24V |
| Output Voltage | 110V / 220V | |||||
| Output Waveform | Pure Sine Wave | |||||
| Frequency | 50Hz / 60Hz | |||||
| Efficiency | >90% | |||||
| No-Load Current | 0.8A | |||||
| DIMENSIONS & WEIGHT | ||||||
| Product Dimensions | 340 × 180 × 140mm | 360 × 180 × 140mm | 420 × 180 × 140mm | 420 × 180 × 140mm | 420 × 180 × 140mm | 420 × 180 × 140mm |
| Net Weight | 3.45kg | 4kg | 4.6kg | 4.6kg | 4.6kg | 4.6kg |
| PRODUCT FEATURES | ||||||
| Inverter Type | Pure Sine Wave Inverter – Large Shell Style | |||||
| Housing Material | Aluminum Alloy Housing | |||||
| Cooling System | Built-In Cooling Fan | |||||
| Remote Control | Supported | |||||
| Output Socket Options | US / UK / AU / EU / Universal | |||||
| Available Colors | Blue / Green | |||||
| PROTECTION | ||||||
| Protection Functions | High Voltage Protection / Low Voltage Protection / Overtemperature Protection / Overload Protection / Short Circuit Protection / Reverse Connection Protection | |||||
| CERTIFICATION & CUSTOMIZATION | ||||||
| Certifications Listed | CE / FCC / PSE / RoHS / UKCA / KC | |||||
| Customization | ODM / Socket Options / USB Options | |||||
Energy storage product for B2B applications
View Details →
Energy storage product for B2B applications
View Details →
Energy storage product for B2B applications
View Details →Founded in 2011 in Dongguan, Guangdong, VoltCrave Technology Energy is a green energy enterprise specializing in R&D, manufacturing and integrated energy storage solutions for residential, commercial and industrial applications worldwide.
Empower every home, business and journey with clean, safe and reliable energy.
Become a global leader in energy storage innovation and sustainability.
Customer Success, Integrity, Passion, Teamwork and continuous self-critique.
Strong production capacity, R&D depth, global certifications and scalable supply chain.
VoltCrave provides a complete product portfolio covering battery cells, assembled batteries, portable power stations, solar energy systems, all-in-one inverters, residential energy storage and commercial BESS solutions.
Automatic Production Lines
Units Monthly Capacity
R&D Team Members
Patents Including 420 Inventions
Strategic Production Bases
Dongguan · Huizhou · Zhejiang manufacturing network across the Greater Bay Area and Yangtze River Delta.
VoltCrave supports overseas buyers with major certification documents for product compliance, lithium battery transportation, quality management, and electrical safety verification.
Certification Documents
Supports hazardous substance restriction and environmental compliance.
Supports quality management and production process control.
Supports electrical material safety and product reliability review.
Supports lithium battery export logistics and shipment safety.
Supports portable power station safety and compliance review.
VoltCrave provides RoHS, ISO 9001, electrical product safety, lithium battery transportation safety, and UL2743 documentation support for overseas procurement and project review.
Read the latest updates on battery cells, portable power stations, solar energy systems, residential storage, commercial ESS, manufacturing capability, and global energy storage applications.
Loading latest articles...
Please publish WordPress blog posts or check whether the REST API is enabled.