A heavy-duty 5KVA PWM Solar PCU for large homes and small commercial installations. Built for high power demands with TwinCharge for maximum solar utilization and dependable output.
The Okaya 5KVA-48V Solar PWM Off-grid PCU is a heavy-duty and high-capacity backup solution tailored for commercial shops, offices, large residences, and rural off-grid environments. Powered by intelligent TwinCharge technology, it ensures superior solar utilization, faster charging efficiency, and optimal load distribution. Supporting a 48V battery bank, it is ideal for running air coolers, multiple fans and lights, computers, refrigerators, and critical office equipment. Its robust power output and stable pure sine wave supply protect expensive appliances while maintaining smooth operation. Built to handle demanding loads and long backup needs, this model is engineered for reliability, safety, and performance-driven solar power independence.
Smart RTC - Optimizes solar usage in real time for better daytime efficiency.
Grid Power Saver - Cuts grid consumption to reduce electricity bills.
High-Rated Charge Controller - Handles higher solar input for faster, healthier charging.
True Sine Wave - Delivers smooth, appliance-safe power output.
TwinCharge - Hybrid charging from Solar + Grid together, ensuring backup is always ready.
Technology: PWM – TwinCharge
Capacity (VA): 5kVA
Voltage: 48V
Warranty: 36 months
Dimensions (mm): 276x334.5x376.9
Weight: 34.4 kg
Display (LED) Indicators: Mains On, UPS On, SMF Battery, Battery Charging, Overload, Low Battery, Short Circuit / Fault
Buzzer Alerts: Beep: Overload, Low Battery, Mains Fuse Trip, Grid Fail, UPS Mode, Mains >100V
Continuous Alarms: Short Circuit, Over Temperature, Battery High, Over PV Voltage / Current beyond specifications
Certifications: BIS Certified, ISO Certified, CE Certified
The 5KVA offers significantly more VA capacity (5000 vs 3500) at a comparable price using PWM-TwinCharge — if your panel array is straightforwardly sized to the battery voltage and you need more sustained load capacity rather than maximum per-panel harvesting, the 5KVA's extra headroom is the more practical choice.
Up to 900W of solar input with PV current up to 50A — notably, this is the same 900W ceiling as Okaya's smaller 24V PWM models, so the 5KVA's advantage here is appliance load capacity, not larger solar harvesting.
For small commercial facilities with continuous power demand, TwinCharge ensures the battery never goes unaddressed — it draws simultaneously from solar and grid, so business-critical equipment doesn't lose backup readiness during multi-day low-sunlight stretches.
Yes — built for larger homes and small commercial facilities, with true sine wave output supporting heavier equipment loads alongside standard household appliances.
Confirm your panel array doesn't exceed the 900W input ceiling and matches a 48V battery configuration — exceeding the PV input rating can trigger the overload protection rather than improving charging performance.
36 months, with BIS, ISO, and CE certification.
At OKAYA, we offer a wide range of power solutions for various applications. Take a look today!
OKAYA POWER PVT. LTD.
ENERGIS D-7, 3rd & 4th Floor, Rohtak Rd,
Udyog Nagar, Mangolpuri,
New Delhi - 110041, INDIA
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