Key Facts
Board Specifications
- Capacity3.6kVA (Conditional)
- Board ModelU.PSDR.VMH.CT3KU
- Board Weight (kg)2.56
- Recommended Chassis Size (L×W×H) (mm)417x284x92
- Complete Machine Weight (Without Battery) (kg)6.3
Input
- Input TopologyL+N+PE
- Rated Input Voltage208 / 220 / 230 / 240VAC
- Input Voltage Range90~280V Settable (Appliance / Generator mode) / 170~264V Settable (UPS mode)
- Frequency Range40~70Hz (Default)
- Input Power Factor≥0.99
Output
- Output TopologyL+N+PE
- Output Voltage208 / 220 / 230 / 240VAC
- Output Voltage Regulation±5%
- Power Factor1
- Output FrequencyLine Mode: Synchronized range / Battery Mode: 50 / 60Hz
- Output Harmonic Distortion≤3% (Linear Load) / ≤5% (Non-linear Load PF=0.7)
- Transfer TimeComputer device: Line to Battery 10ms (Typical) / Home appliance: Line to Battery 10ms (Typical)
- Overload Capacity (Battery Mode)1min@102%~110% Load / 10s@110%~130% Load / 3s@130%~150% Load / 0.2s@>150% Load
Efficiency
- Battery Mode Peak Efficiency92.7%@24VDC
Battery
- Number of Cells2
- Charging ModeTwo-stage / three-stage charging
- Charging Current2-100A Settable
Environment
- Operating Humidity & Temperature-10~50°C (Reduce output power to 80% above 40°C) / 20%~95% (No condensing)
- Storage Temperature-15~60°C
- AltitudeNot to exceed 1000m, derating above 1000m, max 4000m, per IEC62040-3
Indicators
- Display2*8pin / switch 2.54mm, supports 128 segment codes, up to 4 buttons+4 LEDs, shows run / input / output / load modes etc.
Communication
- RS232 Port5PIN / Pitch 2.0mm, Baud 9600
- Smart Extension SlotScalable BMS, USB, dry junction card, etc.
- Parallel PortNot supported
29 technical values are shown above, extracted from the official WEIMU datasheet of this model. Product images and additional items are displayed on the interactive product page.
Product Overview
4KX-24V is a Hybrid Inverter from the KX Series (Modular Core) range in WEIMU's Inverters portfolio. Engineered for home and light-commercial solar systems: off-grid, grid-tied and hybrid solar-plus-storage power, self-consumption, peak shaving and backup power, this model is designed to deliver dependable performance in real-world installations.
At a glance, the key specifications of 4KX-24V include: Capacity 3.6kVA (Conditional); Board Model U.PSDR.VMH.CT3KU; Board Weight (kg) 2.56; Recommended Chassis Size (L×W×H) (mm) 417x284x92; Complete Machine Weight (Without Battery) (kg) 6.3; Input Topology L+N+PE; Rated Input Voltage 208 / 220 / 230 / 240VAC; Input Voltage Range 90~280V Settable (Appliance / Generator mode) / 170~264V Settable (UPS mode).
The full English specification table below lists every measurement that could be verified from the official Chinese datasheet, including electrical ratings, mechanical dimensions and protection parameters.
Like every WEIMU product, 4KX-24V goes through factory-level quality control before shipment. WEIMU supports worldwide export with bilingual (English/Chinese) documentation, after-sales technical support, and flexible OEM/ODM cooperation for distributors, installers and system integrators.
To request the full datasheet, quotation or lead time for 4KX-24V, please contact our sales team — we typically respond within one business day.