SAKO ALPHA-ESS 1KVA/3KVA Energy Storage System price in Bangladesh

The SAKO ALPHA-ESS 1KVA/3KVA Energy Storage System is a compact and powerful backup solution designed for homes, offices, and outdoor activities. Featuring a pure sine wave inverter, high-capacity lithium iron battery, and dual charging support (solar + utility), this system ensures reliable and clean power whenever you need it. With smart protections and quiet operation, it’s ideal for emergencies, solar integration, and portable energy needs.

Special Features

1. Portable Power Station, high capacity in compact size.
2. Pure sinewave AC output with Lithium-ion battery bank.
3. Power 99% of your home appliances.
4. Scalable output power from 1K to 3K
5. 60A-80A built-in AC and Solar charger.
6. Super-fast recharge, 0-90% in one hour.
7. 3 AC outlets, 4 DC outputs, terminal block for 1K/3K.
8. Dual inputs, grid and solar.
9. Built-in battery management system (BMS).

Key Features

1. 2400W Pure Sine Wave Output – Stable and safe for sensitive electronics
2. High-Capacity Lithium Iron Battery (2560Wh, 100AH) – Long-lasting, reliable performance
3. Dual Charging – Supports solar panels and AC utility
4. Advanced Protections – Safeguards against overcharge, over-discharge, short-circuit, overcurrent, and overheating
5. Smart Indicators – LED status lights for SOC (battery level) and system status
6. Silent & Efficient – Operates at <40dB noise level, suitable for indoor use
7. Versatile Outputs – USB, DC power jacks, and AC output for multiple device compatibility

Technical Specifications

Inverter / Charger

1. Inverter Type: 3KVA / 24V
2. Rated Output Power: 2.7KW
3. Output Voltage Waveform: Pure Sine Wave
4. Output Voltage: 230Vac 50Hz
5. Low DC Warning Voltage: 23.8Vdc
6. Low DC Cut-off Voltage: 23.4Vdc
7. Low DC Warning Return Voltage: 24Vdc
8. Charging Current (Utility & Solar together): 80A Max.
9. Bulk Charging Voltage: 28.8Vdc
10. Float Charging Voltage: 28Vdc

AC Input

1. Nominal Input Voltage: 230Vac
2. Low Loss Voltage: 170Vac ±7 (UPS), 90Vac ±7 (Appliances)
3. Low Loss Return Voltage: 180Vac ±7 (UPS), 100Vac ±7 (Appliances)
4. High Loss Voltage: 280Vac ±7
5. High Loss Return Voltage: 270Vac ±7
6. Max. AC Input Voltage: 300Vac
7. Nominal Input Frequency: 50Hz / 60Hz (Auto detection)
8. AC Charging Current: 60A Max.

Solar Input

1. Nominal PV Voltage: 240Vdc
2. PV Array MPPT Voltage Range: 30Vdc ~ 350Vdc
3. Max. PV Array Open Circuit Voltage: 400Vdc
4. Solar Charging Current: 60A Max.

Battery (Lithium Iron Phosphate)

1. Capacity: 2560Wh
2. Nominal Battery Voltage: 25.6Vdc
3. Typical Capacity: 100Ah
4. Max. Charge Current: 50A
5. Max. Discharge Current: 100A

Protections

1. Overcharge protection
2. Overdischarge protection
3. Overcurrent protection
4. Short-circuit protection
5. Overtemperature protection

Environmental

1. Noise: <40dB @1m
2. Working Temperature: -10°C ~ +50°C
3. Humidity: 0~95% (non-condensing)
4. Altitude: ≤1500m

Dimension & Weight

1. L × W × H (Product size): 450 × 279 × 731 mm
2. L × W × H (Package size): 535 × 364 × 816 mm
3. Weight (NW Kg): 42.0 Kg
4. Weight (GW Kg): 47.0 Kg

Sako Alpha ESS 3KVA All-In-One Portable Power Station System is a powerful and reliable solution designed to deliver uninterrupted backup power for residential and small commercial applications. With a high-performance pure sine wave inverter and integrated energy storage, it ensures stable, clean, and safe electricity for sensitive and heavy-duty appliances alike. This all-in-one system features advanced solar and AC charging capabilities, intelligent power management, and seamless compatibility with grid, solar, and generator inputs. Its compact design, high efficiency, and built-in protection mechanisms make the Sako Alpha ESS 2700W an ideal choice for dependable energy independence, daily backup power, and sustainable solar energy solutions.