Knox Krypton Eco 4000 | 3KW Hybrid Solar Inverter with 4000W PV

Power your home or business with the Knox Krypton Eco 4000, a reliable 3KW hybrid solar inverter designed for maximum energy efficiency and performance. Enjoy batteryless operation, grid feeding, and an advanced battery management system — all in a compact, intelligent design. Perfect for modern solar setups, this inverter ensures uninterrupted power with intelligent load management, even in demanding conditions.

Key Features:

•
3KW pure sine wave hybrid inverter with 4000W PV support

•
Batteryless operation with seamless grid-tied functionality

• Integrated Battery Management System (BMS) for longer battery life

•
Intelligent load management to optimize energy usage

•
Feed into the grid capability for maximizing solar investment

•
Built-in anti-dust kit for durability and extended lifespan



KNOX SERIES
Krypton Eco 4000

MODEL
3kW-24-pV4000

Rated Power
4000VA/4000W

Battery Mode Power
2500W

PV+Bat Output Power
3000W

INPUT
 

Voltage
230 VAC

Selectable Voltage Range
184 - 264 or 195.5 - 253 VAC

Frequency Range
50 Hz/60 Hz (Auto sensing)

OUTPUT
 

AC Voltage Regulation (Batt. Mode)
230VAC ± 5%

Surge Power
6000VA

Efficiency (Peak)
93%

Transfer Time
10 ms (For Personal Computers) ; 20 ms (For Home Appliances)

Waveform
Pure sine wave

BATTERY
 

Battery Voltage
24 VDC

Floating Charge Voltage
27 VDC

Overcharge Protection
32 VDC

SOLAR CHARGER & AC CHARGER
 

Solar Charger Type
MPPT

Maximum PV Array Open Circuit Voltage
450 VDC

Maximum PV Array Power
4000W

MPP Range @ Operating Voltage
30 ~ 400VDC

PV Rated Current
13A

Max. Input Current (Isc)
16A

Maximum Solar Charge Current
80A

Maximum AC Charge Current
80A

Maximum Charge Current
80A

PHYSICAL
 

Dimension, D x W x H (mm)
95 x 288 x 357

Net Weight (kgs)
7.1

Communication Interface
RS232/RS485, optional WiFi

ENVIRONMENT
 

Humidity
5% to 95% Relative Humidity (Non-condensing)

Operating Temperature | Storage Temperature
-10°C to 50°C | -15°C to 60°C