MUST Most Popular Model Inverter PV18 VPM Series (VPM II/ECO/PREM) Latest Upgrade Model Interpretation

PV18 VPM II Series

1.1 Model Introduction:

The PV18 VPM II series is an upgraded version of the PV18 VPM series. This highly competitive single-phase off-grid solar inverter product features a smaller size, lighter weight, and higher charging current. It includes PV activation for lithium batteries (optional AC activation), load operation without batteries, support for external WiFi network communication, and built-in BMS communication (supporting new/old MUST protocols and the Pylontech protocol).

Available Models: PV18-1012/1224/2224/3224/3524 VPM II

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1.2 Model Comparison (1KW):

1.3 Model Comparison (3KW): Comparison between 3024 VPM and 3224/3524 VPM II models, mainly differing in power:

PV18 ECO Series

2.1 Model Introduction:

The PV18 ECO series is our company's first single-phase off-grid solar inverter featuring intelligent dual-output functionality. The power range is from 1.6KW to 6.2KW, with PV open-circuit voltage supporting 400V/450V/500V. It includes PV+AC activation for lithium batteries, load operation without batteries, support for external WiFi network communication, and built-in BMS communication (supporting new/old MUST protocols and the Pylontech protocol). This makes it a high-cost-performance product line.

Available Models: PV18-1612/2524/3024/3524/5548/6248 ECO

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PV18 PREM Series

3.1 Model Introduction:

The PV18 PREM series features intelligent dual input and dual output functionality in a single-phase off-grid solar inverter. The power range is from 1.6KW to 6KW, with PV open-circuit voltage supporting 450V/500V. It includes PV+AC activation for lithium batteries, load operation without batteries, built-in WiFi and antenna, built-in BMS communication (supporting new/old MUST protocols and the Pylontech protocol), and a reserved parallel function for future development, making it a mid-range performance/function product.

Available Models: PV18-1612/2524/3024/3524/5548 PREM (dual output)

In-Development Models: PV18-6048 PREM (dual input, dual output, WiFi, ambient light)

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3.2 Basic Comparison of Various Series:

If you are looking for high-performance and cost-effective single-phase off-grid solar inverters, the latest upgraded PV18 VPM series from MUST is your ideal choice. The PV18 VPM II series offers exceptional competitiveness with its smaller size, lighter weight, and higher charging current, catering to various needs. The PV18 ECO series, with its intelligent dual-output functionality and wide voltage support range, provides an extremely cost-effective solution. The PV18 PREM series features intelligent dual input and dual output functionality, with reserved parallel functionality for future expansion, making it suitable for mid to high-end users. No matter which model you choose, the MUST PV18 VPM series will serve as the reliable core of your solar system with its outstanding performance and diverse features.