Solar Inverter / Hybrid Inverter | Off Gird Inverter Single Phase 6kW

Off Gird Inverter Single Phase 6kW

The VOLTARIX Low Voltage Series Storage Inverter is designed to empower homeowners with greater energy independence and smarter power management.

With a rated power of 6 kW, it is fully compatible with low-voltage (40 – 60 V) batteries, ensuring safe, efficient, and stable energy storage performance.

Its intelligent energy management system operates based on time-of-use and demand charge rate structures, effectively minimizing energy purchases from the public grid and reducing electricity costs.

The VOLTARIXSmart Energy Management Platform features Dynamic Electricity Pricing & Automation, continuously monitoring real-time electricity prices and automatically adjusting system operation. Operating 24/7 autonomously, it helps users optimize energy consumption, reduce power bills, and maximize the return on solar investment — all without the need for manual intervention.

Technicals:

Specification : PV Input

Parameter

VOX-6K
PV Input

Max. Input Power (kW)

12

Max. PV Voltage (V)

550

MPPT Range (V)

80 – 500

Full MPPT Range (V)

170 – 500

Normal Voltage (V)

360

Startup Voltage (V)

100

Max. Input Current (A)

18.5 × 2

Max. Short Current (A)

26 × 2

No. of MPP Tracker / No. of PV String

2 / 2

Max. Charge/Discharge Power (kW)

6

Max. Charge/Discharge Current (A)

120

Battery Normal Voltage (V)

51.2

Battery Voltage Range (V)

40 – 60

Battery Type

Li-ion / Lead-acid etc.

Max. Continuous Current (A)

28

Max. Continuous Power (kVA)

6

Nominal Grid Current (A)

26.1

Nominal Grid Voltage (V)

L/N/PE, 220Vac, 230Vac

Nominal Grid Frequency (Hz)

50 / 60

Power Factor

1

Nominal Current (A)

26.1

Max. Continuous Current (A)

28

Max. Continuous Power (kVA)

6

Max. Continuous Apparent Power (kVA)

6

Nominal AC Voltage (V)

L/N/PE, 220Vac, 230Vac

Nominal AC Frequency (Hz)

50 / 60

Power Factor

1

Output Voltage Waveform

Pure Sine Wave

Overload Capacity

1.5 times / 10s

THDV

3%

Max Parallel Nr.

6

CEC Efficiency (%)

97.0

Max. Efficiency (%)

97.6

PV to Bat. Efficiency (%)

98.1

Bat. between AC Efficiency (%)

96.8

PV Reverse Polarity Protection

Yes

Over Current/Voltage Protection

Yes

AC Short Circuit Protection

Yes

Residual Current Detection

Yes

Ground Fault Monitoring

Yes

Insulation Resister Detection

Yes

PV Arc Detection

Yes

Ingress protection (IP)

IP66

Protective Class

Class I

Inverter Isolation

Non-isolated (PV – AC – BAT)

Overvoltage Category

OVC III (AC Main), OVC II (DC)

Surge protection

Surge III

General Data

Dimensions (W x H x D, mm)

370 × 535 × 192

Weight (kg)

20.5

Topology

Transformerless

Cooling

Intelligent Fan

Relative Humidity

0 – 100 %

Operating Temperature Range (°C)

-25 to 60 (Derating 45)

Operating Altitude (m)

< 4000

Standby Consumption (W)

< 10

Mounting

Wall Bracket

Communication with RSD

SUNSPEC

Display & Communication Interfaces

LCD, LED, RS485, CAN, Wi-Fi, GPRS, 4G, Sunspec

Key Features:

  • Powerful Off-Grid Performance: Rated at 6 kW with support for both grid and generator charging, ideal for residential and small commercial systems.
  • Wide PV Compatibility: Works efficiently with PV voltage range 80 – 500 V and dual MPPT trackers for optimized solar energy harvesting.
  • Low-Voltage Battery Design: Compatible with Li-ion and Lead-acid batteries (40–60 V) ensuring flexibility and safety in storage system design.
  • High Efficiency:
    • Max Efficiency:6 %
    • CEC Efficiency:0 %
    • PV-to-Battery Efficiency:1 %
    • Battery-to-AC Efficiency:8 %
  • Smart Backup & UPS Function: Seamless transition (< 10 ms) ensures continuous power to critical loads during grid outages.
  • Pure Sine Wave Output: Provides clean, stable AC power suitable for sensitive electronic devices.
  • High Overload Capability: Supports 5× rated power for up to 10 seconds, ideal for motor or pump start-up surges.
  • Advanced Protection Suite: Built-in safeguards including PV reverse polarity, over/under-voltage, overcurrent, short-circuit, ground-fault, insulation and arc-fault detection.
  • Rugged & Reliable: IP66 protection and Class I design enable outdoor or harsh-environment installation.
  • Flexible Communication: Equipped with LCD, LED, RS485, CAN, Wi-Fi, GPRS, 4G and SUNSPEC protocol for easy remote monitoring and integration.
  • Compact & Lightweight: Only 370 × 535 × 192 mm, 5 kg, with wall-mount installation for space-efficient setups.
  • Quiet & Efficient Cooling: Transformer less topology with intelligent fan ensures optimal thermal management and long lifespan.
  • Certified Safety & Compliance: Meets international standards for performance, safety, and electromagnetic compatibility.