Hanchu HESS-OF-S-3.0K 3.0 kW 48 V Off-Grid Inverter
Powered by Pacific Solar Technologies - Professionally Supported Across South Africa
The Hanchu HESS-OF-S-3.0K is a powerful and compact 48 V off-grid inverter, designed for efficient energy delivery in homes, lodges, and light commercial sites. Distributed by Pacific Solar Technologies, Hanchu is backed by expert after-sales support, parts availability, and national distribution.
Warranty:
2-year warranty when used with any third-party lithium battery
5-year extended warranty when paired with an official Pacific or Hanchu lithium battery
Key Features & Technical Specifications
Inverter Output
Model: HESS-OF-S-3.0K
Rated Output Power: 3300 W
Peak Power Output: 6000 VA
Rated Output Voltage: 230 VAC
Load Capacity: 2HP
AC Frequency: 50Hz / 60Hz
Waveform: Pure Sine Wave
Transfer Time: 10 ms (typical)
Bypass Overload Current: 30 A
Battery & Charging
Battery Type: Li-ion / Lead-Acid / User Defined
Rated Battery Voltage: 48 VDC
Battery Voltage Range: 40-60 VDC
Max. MPPT Charging Current: 60 A
Max. Mains / Generator Charging Current: 60 A
Max. Hybrid Charging Current (combined): 120 A
Solar (PV) Input
MPPT Trackers: 1
Max. PV Array Power: 3400 W
Max. PV Input Current: 40 A
Max. Open-Circuit Voltage: 145 VDC
MPPT Voltage Range: 65-115 VDC
AC Input / Generator Input
Input Voltage Range:
UPS Mode: 170-280 VAC
APL Mode: 90-280 VAC
Input Frequency: 50Hz / 60Hz
Efficiency
MPPT Tracking Efficiency: 99.9%
Battery Inverter Efficiency: 92%
Dimensions & Build
Unit Size (L×W×H): 378 × 280 × 103 mm
Weight: 6.2 kg
Ingress Protection: IP20 (Indoor use only)
Cooling Method: Intelligent fan
Noise Level: <60 dB
Communication & Connectivity
Embedded Interfaces: RS485 / USB / Dry Contact
Optional Modules: WiFi / GPRS
Certifications
Safety: IEC 62109
EMC: EN 61000
RoHS Compliant: Yes
Environmental Ratings
Operating Temperature Range: -10 C to +55 C
Note: This unit is strictly for off-grid applications and does not support grid-tied operation or feedback. Ideal for standalone solar-battery systems, off-grid properties, backup systems, and generator-integrated solutions.
What's in the box
1 x Inverter
1 x Manual
1 x Cabling