Key Facts
AC Input
- Rated Input Voltage (VAC)220 / 230 / 240; L+N+PE
- Input Voltage Range (VAC)90~280 (APP mode); 170~280 (UPS mode)
- Input Frequency (Hz)50 / 60 (auto adaptive)
AC Output
- Rated Output Power (kW)12 (Max AC output1 current 70A, AC output2 current 40A)
- Surge Power (kVA)24
- Output Voltage (VAC)220 / 230 / 240
- Output Power Factor (PF)1
- Output Frequency (Hz)50 / 60 ±0.1%
- Switch Time (ms)10 (APP / UPS mode) / 20 (GEN mode)
- Output WaveformPure Sine Wave
- Overload Capacity (Battery Mode)1min@102%~125% load / 10s@>125% load
- Max. Efficiency (Battery Mode)94% @48V
Charger (PV/AC)
- Max PV Input Current/PowerSingle PV input: 27A / 9000W / Dual PV input: 22.5Ax2 / 15000W
- MPPT Range@Operating Voltage (VDC)60~450
- PV Start-up Voltage80Vdc
- Max PV Open-Circuit Voltage (VDC)500
- Max PV Charging Current (A)160
- Max AC Charging Current (A)160
- Max Charging Current (PV+AC) (A)160
Battery
- Nominal Voltage (VDC)48
- Battery TypeLithium and lead-acid
General Data
- Communication InterfaceRS232 / RS485
- MonitoringWiFi (optional)
- Protection RatingIP21
- Operating Temperature-10°C~60°C
- Relative Humidity5%~95% (No condensing)
- Storage Temperature-15°C~60°C
- Max. Operating Altitude4000m (derating above 1000m)
28 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
12KX-48V 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 12KX-48V include: Rated Input Voltage (VAC) 220 / 230 / 240; L+N+PE; Input Voltage Range (VAC) 90~280 (APP mode); 170~280 (UPS mode); Input Frequency (Hz) 50 / 60 (auto adaptive); Rated Output Power (kW) 12 (Max AC output1 current 70A, AC output2 current 40A); Surge Power (kVA) 24; Output Voltage (VAC) 220 / 230 / 240; Output Power Factor (PF) 1; Output Frequency (Hz) 50 / 60 ±0.1%.
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, 12KX-48V 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 12KX-48V, please contact our sales team — we typically respond within one business day.