With five power levels, the SUN2000-12/15/17/20/25K-MB0 covers a wide range of applications. Huawei’s “one-size-fits-all” philosophy means that a single device design meets a wide variety of project requirements.
Huawei SUN2000-12/15/17/20/25K-MB0 Inverter
Smart Energy Controller for Residential and Commercial Solar Power Systems
The Huawei SUN2000-12/15/17/20/25K-MB0 inverter combines intelligent control, active arc protection, and Battery-Ready technology in a compact three-phase inverter designed for residential and commercial PV systems. With an efficiency of up to 98.4% and a power range from 12 to 25 kW, it reliably meets a wide range of commercial requirements. Find out why this Smart Energy Controller is the top choice for demanding commercial installations.
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Maximum Efficiency
98.4%
Virtually lossless conversion of PV power to alternating current
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European Efficiency Rating
97.9–98.2%
Realistic Efficiency Under Varying European Solar Irradiance Conditions
- Max. Apparent Power 13.2–27.5 kVA
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Rated Power
12 - 25 kW
Five models for different system sizes in the commercial sector
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Max. Input Voltage
1,100 V
Compatible with standard high-performance modules and long strings
- MPPT Operating Voltage Range 200–1,000 V
- Max. Input Current per MPPT 30 A
- Max. Input Current per Input 20 A
- Max. Short-Circuit Current 40 A
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Number of MPP trackers
2
Two independent inputs optimize yield for module arrays with different orientations
- Max. Number of Inputs per MPPT 4
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Protection Class
IP66
Suitable for outdoor use, even in adverse weather conditions
- Cooling Smart Air Cooling
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Communication
RS485; Wi-Fi/Ethernet via Smart Dongle-Wi-Fi-FE (optional); 4G/3G/2G via Smart Dongle-4G (optional); SmartAssistant (optional)
Multiple transmission paths allow for flexible integration into professional monitoring systems.
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Weight
21 kg
Compact and easy to handle for wall mounting in commercial settings
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AFCI Arc Flash Protection
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Active arc protection increases the fire resistance rating of the entire system
Features and Extras
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Integrated AFCI arc fault protection for enhanced system safety
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Battery Ready: two battery connectors, directly compatible with LUNA2000-5/10/15-S0 and LUNA2000-5/7/10/12/14/15/17/19/21-S1
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Optimizer compatibility: supports SUN2000-600W-PA0, MERC-1100W-P, and MERC-1300W-P
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Smart Air Cooling for efficient and quiet operation
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Direct connection to the FusionSolar platform via the optional Smart Dongle WLAN-FE, Smart Dongle-4G, or SmartAssistant 4 Home
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Parallel operation with up to three units in combination with Smart String ESS
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LED status indicator for quick on-site diagnostics
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Optional communication expansion via Smart Dongle (4G/3G/2G), Smart Dongle WLAN-FE, and SmartAssistant
Benefits & Highlights
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High system efficiency of up to 98.4% for maximum energy output
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Five power options (12/15/17/20/25 kW) for flexible system design
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AFCI Arc Flash Protection as an Integrated Active Safety Standard
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Battery Ready with connections for up to four LUNA2000 storage systems
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Up to 30% higher yield thanks to compatibility with Huawei Smart PV Optimizers
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IP66 protection rating for reliable outdoor use in harsh conditions
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Full integration into the FusionSolar monitoring ecosystem
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Parallel operation of up to three units for larger commercial installations
The SUN2000-12/15/17/20/25K-MB0 for Your Commercial PV System
With the SUN2000-12/15/17/20/25K-MB0, installers benefit from a well-designed installation architecture. With four DC inputs, two independent MPP trackers, and flexible string configuration, the inverter can be adapted to a wide variety of roof geometries and module orientations. The FusionSolar app enables efficient remote commissioning and diagnostics, which reduces service costs and shortens response times.
With the SUN2000-12/15/17/20/25K-MB0 inverter, commercial customers gain a reliable energy partner for their day-to-day operations. The Battery-Ready functionality enables users to smooth out peak loads, increase self-consumption rates, and permanently reduce electricity costs. With five power classes and the ability to operate up to three units in parallel, the inverter is scalable to meet growing energy needs.
One inverter. Many possibilities.
Flexibly scalable for any plant geometry
Everything at a Glance
The SUN2000-12/15/17/20/25K-MB0 integrates into the Huawei FusionSolar system. The inverter, LUNA2000 storage system, and Smart PV Optimizer communicate via a unified platform that intelligently coordinates all energy flows.
Future-Proof Thanks to Open Architecture
The Battery-Ready architecture, featuring two dedicated storage ports, ensures the inverter is ready for future expansions. The SUN2000-12/15/17/20/25K-MB0 adapts to changing requirements without the need to replace the unit.
Additional Technical Specifications
Input (PV / DC)
- Recommended Maximum PV Capacity 18,000–37,500 Wp
- Max. Input Voltage 1,100 V
- Full-Load MPPT Range 370–800 V
- Starting voltage 200 V
- Rated Input Voltage 600 V
- Max. Short-Circuit Current 40 A
- Number of MPP trackers 2
- Max. Inputs per MPPT 4
Input (DC battery)
- Max. Operating Current 26.25 A (per string)
- Max. Charging Power 21 kW (1 string) / 25 kW (2 strings)
- Max. discharge power 13.2–25.0 kW
Output (On-Grid / AC)
- Rated Power 12 - 25 kW
- Max. Apparent Power 13.2–27.5 kVA
- Power Connection
- Rated Output Voltage 220/380 VAC, 230/400 VAC, 240/415 VAC; 3W/N+PE
- Rated Frequency 50 Hz / 60 Hz
- Max. Output Power
- Adjustable Power Factor 0.8 leading … 0.8 lagging
- Total Harmonic Distortion (THD) ≤ 3%
- Backup
Mechanics, Environment, and Warranty
- Protection Class IP66
- Compatible Storage with Huawei LUNA2000 memory modules
- Operating temperature range -25 °C to +60 °C
- Surge Protection TYPE II (DC) / Yes, compatible with Protection Class Type II according to EN/IEC 61643-11 (AC)
- Noise Level
- Relative humidity during operation 0–100%
- Max. Operating Height 4,000 m (derating begins at 2,000 m)
- Warranty 10 years
Frequently Asked Questions About the Huawei SUN2000-12/15/17/20/25K-MB0
For which applications is the SUN2000-12/15/17/20/25K-MB0 suitable?
For which applications is the SUN2000-12/15/17/20/25K-MB0 suitable?
The inverter is specifically designed for residential and small commercial photovoltaic systems. With five power ratings ranging from 12 to 25 kW and the ability to operate up to three units in parallel, it is suitable for a wide range of C&I projects.
Which battery storage systems are compatible?
Which battery storage systems are compatible?
The SUN2000-12/15/17/20/25K-MB0 is directly compatible with the Huawei LUNA2000 storage systems in the LUNA2000-5/10/15-S0 and LUNA2000-5/7/10/12/14/15/17/19/21-S1. Two dedicated battery connections are already integrated; a separate battery control unit is not required.
Can the inverter be used with PV optimizers?
Can the inverter be used with PV optimizers?
Yes. The SUN2000-12/15/17/20/25K-MB0 is compatible with the Huawei Smart PV Optimizers SUN2000-600W-PA0, MERC-1100W-P, and MERC-1300W-P. According to Huawei, the use of optimizers can increase yield by up to 30%, particularly in cases of partial shading or varying module orientations.
How does communication and integration with monitoring systems work?
How does communication and integration with monitoring systems work?
By default, the inverter features RS485 and an integrated Wi-Fi module. Communication via Ethernet, 4G, 3G, or 2G can be expanded using optional smart dongles. Additionally, a SmartAssistant connection for energy management systems is available.
Is the inverter suitable for outdoor use?
Is the inverter suitable for outdoor use?
Yes. With an IP66 protection rating, the SUN2000-12/15/17/20/25K-MB0 is fully protected against dust and high-pressure water jets and is designed for outdoor wall mounting. The operating temperature range is from -25 °C to +60 °C.
How many units can be operated simultaneously?
How many units can be operated simultaneously?
When combined with a Smart String ESS, up to three SUN2000-12/15/17/20/25K-MB0 units can be operated in parallel, enabling scaling to larger commercial installations.
How can I purchase the SUN2000-12/15/17/20/25K-MB0?
How can I purchase the SUN2000-12/15/17/20/25K-MB0?
WATTKRAFT distributes the MB0 series through authorized distribution partners in Europe. Use our partner search or the partner portal to find the nearest authorized dealer or installer in your area.
Data Sheet
Data Sheet
Quick Start Guide
Quick Start Guide
Warranty
Warranty