Description
The SAKO SUNON V 4.5K 24V Off-Grid Hybrid Solar Inverter (Model: SUNON V 4.5K 24V) is a next-generation energy conversion system designed for residential IPS setups, commercial workstations, retail outlets, and off-grid solar power setups.
Operating on a 24V DC battery system, this unit converts DC electricity generated from rooftop solar PV modules or stored in 24V battery banks into clean 230V AC pure sine wave power. Controlled by high-speed digital processors, it dynamically coordinates three energy sources—solar panels, battery banks, and the utility grid/generator—to deliver continuous power 24/7 without manual intervention.
In Bangladesh, where frequent load shedding, voltage drops, and rising electricity tariffs disrupt daily operations, this 4200W continuous output hybrid inverter offers a reliable power solution. It easily drives continuous loads—including 1.5 Ton inverter air conditioners, refrigerators, desktop computers, Wi-Fi routers, television sets, and water pumps—while drastically cutting grid electricity costs.
Key Features
- 4500VA / 4200W Pure Sine Wave Output: Delivers high-quality 230V AC output with a surge capacity of up to 8400VA to start heavy inductive motor loads.
- Built-in 120A MPPT Controller: Integrates a high-capacity 120A MPPT solar charge controller supporting up to 5000W of solar panel input.
- High PV Input Voltage Range (60V–450V DC): Wide solar input operating range with 500V DC max VOC allows simple string configuration.
- Built-in Wi-Fi Mobile Monitoring: Features integrated local Wi-Fi for real-time mobile app tracking of solar performance, power flows, and system alerts.
- Lithium & Lead-Acid Compatibility: Fully supports 24V Lithium-ion (LiFePO4) and Lead-Acid battery banks with RS485/CAN/RS232 BMS communication ports.
- Work With or Without Battery: Supports battery-free operation, drawing power directly from solar PV and utility grid to supply active loads.
- Fast 10ms Transfer Time: Delivers a 10ms UPS switch time for personal computers, preventing system reboots during sudden utility grid outages.
Technical Advantages
- High Efficiency: Delivers up to 93% peak inverter conversion efficiency, minimizing energy waste during charge and discharge cycles.
- Durable Construction: Industrial-grade powder-coated steel cabinet designed for efficient fan thermal dissipation and protection against physical shocks.
- Safety Protection: Integrated protection suite against overload, external short-circuits, over-temperature, overcharge, over-voltage, and under-voltage.
- Energy Saving: Four user-configurable charging modes (Solar Priority, Utility Priority, Solar Only, and Hybrid) optimize energy usage to lower monthly electric bills.
- Easy Maintenance: Clear LCD operation panel, front status indicators, and modular electronic layout simplify routine maintenance.
Applications
- Residential: Rooftop off-grid solar setups, home IPS backup, multi-story apartments, and private residences.
- Commercial: Retail superstores, pharmacies, small business branches, IT desks, and customer service counters.
- Industrial: Automation control circuits, precision test benches, and safety instrumentation networks.
- Factory: Security monitoring rooms, factory floor emergency lighting, and critical communication hubs.
- Office: Workstation power continuity, server racks, Wi-Fi routers, IP cameras, and clinic equipment.
- Project Installation: Rural off-grid solar setups, agricultural irrigation pumping control, telecom BTS towers, and educational institutions.
Technical Specification Table
| Specification | Details |
| Model | SUNON V 4.5K 24V |
| Brand | SAKO |
| Rated Power | 4500VA / 4200W (8400VA Surge Power) |
| Voltage | AC Input: 230VAC (90-280VAC Range) | Battery Voltage: 24VDC |
| Current | Max Solar Charge: 120A | Max AC Charge: 100A | Max Input: 27A |
| Frequency | 50 Hz / 60 Hz (Auto Sensing) |
| Efficiency | Peak Efficiency: 90% – 93% |
| Protection | Overload, Short Circuit, Over-Temperature, Overcharge |
| Dimension | 583 × 380 × 214 mm (Packing Dimension, D × W × H) |
| Weight | 9.6 kg (Net Weight) |
| Operating Temperature | -10°C to 50°C |
| Warranty | Standard Manufacturer Warranty |
Features List
✓ High efficiency operation reaching up to 93% peak efficiency
✓ Advanced protection system against overloads, short circuits, and over-temperature
✓ Long service life backed by digital DSP power management architecture
✓ Easy wall-mounted compact installation weighing 9.6 kg
✓ Low maintenance operation with built-in Wi-Fi mobile tracking and battery-free mode
Benefits For Customers
- Reduces Electricity Cost: Uses direct solar power to run connected loads during peak daylight hours, lowering monthly utility bills.
- Improves Operational Reliability: 10ms UPS transfer time prevents desktop computer reboots, server crashes, and Wi-Fi disconnects during load shedding.
- Saves Maintenance Cost: Automated battery management and BMS support protect 24V lead-acid or lithium battery banks from overcharge damage.
- Suitable for Bangladesh Environment: Operates reliably under high ambient room temperatures (-10°C to 50°C) and wide grid voltage fluctuations (90V–280V AC).
Installation & Maintenance Guide
Installation Requirements
- Mount the inverter vertically on a solid concrete or brick wall inside a well-ventilated, dry indoor location shielded from rain and direct sunlight.
- Keep adequate clearance around the chassis for fan cooling airflow.
- Use recommended copper cable wire gauges: 10AWG for AC input/output terminals, 8AWG for PV panel connections, and heavy 2AWG copper cables for 24V battery connections.
- Install external AC circuit breakers (32A), DC battery disconnect switches (180A), and PV DC isolators (25A) for safety isolation.
Maintenance Tips
- Wipe fan cooling vents periodically with a clean, dry microfiber cloth to clear dust buildup and maintain airflow.
- Inspect terminal screw connections annually to confirm cable lugs and battery bolts remain tightly torqued.
- Monitor real-time solar generation, battery voltage, and load levels via the front LCD display screen or connected mobile Wi-Fi App.
Safety Instructions
- Turn off all AC breakers, DC isolators, and PV switches prior to making electrical wire connections.
- Never short-circuit the positive and negative 24V DC battery output terminals.
- Electrical installation and system commissioning should be performed by a qualified solar engineer or electrician.
FAQ Section
Q: What is the price of SAKO SUNON V 4.5K 24V Off Grid Hybrid Inverter in Bangladesh?
A: You can find the updated, competitive price for the SAKO SUNON V 4.5K 24V hybrid inverter directly on loopshop.com.bd, complete with official warranty guarantees and promotional offers.
Q: Where can I buy SAKO SUNON V 4.5K 24V Off Grid Hybrid Inverter in Bangladesh?
A: You can purchase it online at loopshop.com.bd with secure payment options, verified technical authenticity, and fast nationwide delivery across Bangladesh.
Q: What warranty does this product have?
A: The SAKO SUNON V 4.5K 24V hybrid inverter comes with an official 2-Year Manufacturer Warranty covering internal electronics and performance defects.
Q: Is this suitable for Bangladesh climate?
A: Yes, engineered to operate smoothly between -10°C and 50°C with an AC input range of 90V–280V AC, it withstands Bangladesh’s high summer ambient heat and unstable grid power.
Q: How to install this product?
A: Mount the 9.6 kg unit vertically on a wall, connect 24V DC battery cables, wire up to 5000W of PV solar panels, and connect AC input/output terminals before configuring settings via the LCD panel or Wi-Fi app.
Q: Can I run a 1.5 Ton inverter AC on the SAKO SUNON V 4.5K inverter?
A: Yes, with 4200W continuous output power and 8400VA surge capacity, this inverter can comfortably start and run a 1.5 Ton inverter AC alongside household lights, fans, and refrigerators.
Q: Does this inverter support 24V LiFePO4 Lithium batteries?
A: Yes, it fully supports 24V LiFePO4 lithium batteries as well as lead-acid battery types with built-in RS485/CAN BMS communication ports.
Q: Can this SAKO hybrid inverter operate without a battery connected?
A: Yes, it features a battery-independent operation mode that allows powering connected AC loads directly using solar PV and utility grid power when no battery is attached.
Q: What is the maximum PV solar array capacity for the SAKO SUNON V 4.5K?
A: It supports a maximum PV array input power of 5000W with an MPPT operating voltage range between 60V and 450V DC (500V DC max VOC).
Q: Does it prevent desktop computer reboots during power outages?
A: Yes, its switch transfer time is 10ms in UPS mode, providing seamless power continuity for computers, servers, and sensitive office equipment during load shedding.

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