18kW and 33kW 48V three-phase hybrid solar inverter with multi-MPPT PV input, 380VAC output, pure sine wave, fast charging, BMS communication, and grid operation.
PRODUCT DETAILS
Complete product details — specifications, images, FAQ, and downloadable resources for this VoltCrave power solution

VoltCrave Power supports multiple PV inputs with intelligent solar-grid power complementarity, helping adapt energy distribution to changing load conditions while improving photovoltaic utilization and overall system flexibility.

User-friendly front wiring terminals provide convenient access for installation and maintenance. The organized connection layout of VoltCrave Power helps simplify wiring while supporting cleaner and more efficient system integration.

The integrated touch screen provides an intuitive interface for convenient parameter adjustment and real-time system status monitoring. VoltCrave Power makes daily operation and energy management clear and straightforward.

High charging current enables VoltCrave Power to deliver powerful charging performance with a 48VDC battery system, supporting up to 360A or 450A maximum charging current for efficient energy storage applications.

VoltCrave Power supports RS232, lithium battery BMS communication, WiFi, and dry contact interfaces, providing flexible connectivity for battery charging, discharging, system monitoring, and energy management.

Designed for flexible energy applications, VoltCrave Power is suitable for household loads, commercial facilities, emergency backup systems, and communication infrastructure requiring reliable three-phase power.
| Parameter | 18kW Model | 33kW Model |
|---|---|---|
| Model | KA18048SS | KA33048SS |
| Rated Power | 18000W | 33000W |
| Phase | Three-Phase | Three-Phase |
| Battery Voltage | 48VDC | 48VDC |
| Rated AC Input | 3 × 380/400VAC | 3 × 380/400VAC |
| AC Input Configuration | L1+L2+L3+N+PE | L1+L2+L3+N+PE |
| Output Voltage | 380VAC ±5% | 380VAC ±5% |
| Output Frequency | 50/60Hz ±0.1% | 50/60Hz ±0.1% |
| Output Wave | Pure Sine Wave | Pure Sine Wave |
| Peak Power | 36000W | 66000W |
| Nominal Output Current | 3 × 26.9A | 3 × 47.8A |
| Power Factor | >0.99 | >0.99 |
| Max Conversion Efficiency | 0.98 | 0.98 |
| MPPT | 3 Routes | 6 Routes |
| Max PV Input Power | 3 × 7500W | 6 × 5500W |
| MPPT Tracking Range | 90–500VDC | 90–500VDC |
| Max PV Input Voltage | 500VDC | 500VDC |
| Max PV Input Current | 3 × 27A | 6 × 18A |
| Max PV Charge Current | 360A | 450A |
| Max AC Charge Current | 300A | 450A |
| Max Charge Current | 360A | 450A |
| Communication | RS232 / BMS / WiFi / Dry Contact | RS232 / BMS / WiFi / Dry Contact |
| Operating Temperature | -10°C–50°C | -10°C–50°C |
| Noise | ≤50dB | ≤50dB |
Representative safety, transport and market-compliance documents supporting qualified VoltCrave Power battery solutions for international B2B projects. Certification availability varies by product model and target market — contact VoltCrave Power to confirm the applicable compliance documents for your selected product.
Safety

Market Compliance

Transport

Environmental

Safety Documentation

Cell Safety

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MANUFACTURING
End-to-end custom lithium battery manufacturing — from cell selection and BMS programming to enclosure design, branding, and global certification
Custom LiFePO4 battery enclosure dimensions, colors, terminal layouts, and connector types. Tailor voltage (12V / 24V / 48V) and capacity to your target market requirements.
Full OEM battery branding: laser-engraved logos, custom label nameplates, silk-screened enclosures, and exclusive retail packaging. Your brand, our lithium battery technology.
We assist distributors with CE, UL 1973, IEC 62619, UN38.3, and RoHS compliance for lithium battery imports. Complete technical documentation, MSDS, and test reports included for customs clearance.
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