EMS-SOLAR solar electronics manufacturing and testing facility
Shenzhen Solar Electronics Manufacturing

Harvest the Sun

From 300-watt microinverters to 250-kilowatt commercial stations — we engineer, manufacture, and export the complete solar power electronics chain. OEM/ODM with 12 years of grid-tied and off-grid expertise.

12+
Years Manufacturing
300W → 250kW
Power Range
40+
Export Countries
ISO 9001
Certified Factory

Solar Electronics Portfolio

Complete power conversion and energy management — one manufacturer, one quality standard, one supply chain.

Solar inverter product

Solar Inverters

Micro (300W–2kW), string (3kW–136kW), and hybrid (3kW–50kW) inverters with 97.5–99% peak efficiency. Single-phase and three-phase.

Core Product
MPPT charge controller product

MPPT Charge Controllers

10A–200A, 12V/24V/48V auto-detect. Multi-stage charging with up to 99% tracking efficiency. RS485/CAN communication.

High Demand
BMS for solar storage product
🔋

BMS for Solar Storage

LiFePO4 / NMC battery management, 7S–32S, 50A–500A. Active balancing, SOC/SOH estimation, multi-level protection.

Growth Market
Rapid shutdown device product
🛡

Rapid Shutdown Devices

Module-level and string-level RSD. NEC 2017/2020/2023 compliant. PLC communication, UL listed. Fire safety essentials.

Safety Critical
Solar optimizer product

Solar Optimizers

Module-level MPPT with 700W/1200W ratings. Mitigate shading, mismatch, and orientation losses. Compatible with major inverter brands.

Efficiency
DC combiner box product
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DC Combiner Boxes

2–32 string inputs with fuse/Surge protection. Optional monitoring. 1000V/1500V DC rated. Outdoor IP65 enclosures.

Balance of System
Off-grid inverter product
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Off-Grid Inverters

500VA–20kVA, pure sine wave. Integrated MPPT solar charger. Generator auto-start. Tower and wall-mount options.

Remote Power
Energy monitoring gateway product
📡

Energy Monitoring Gateways

Wi-Fi / 4G / Ethernet data loggers. Modbus RTU/TCP, cloud dashboard, local API. Plant-level and string-level monitoring.

Smart Energy

300 Watts to 250 Kilowatts

One manufacturer covers the full power spectrum — from residential microinverters to utility-scale central inverters.

Micro
300W–2kW
Residential
3kW–15kW
Commercial
20kW–60kW
Industrial
75kW–136kW
Utility
150kW–250kW

Why EMS-SOLAR

Built in Shenzhen's Bao'an power electronics cluster, trusted by distributors in 40+ countries.

OEM/ODM Agility

Your brand, your spec, your market. Custom firmware, enclosure design, and packaging. MOQ as low as 10 units for sample orders, 100 for production.

Full-Chain In-House

SMT lines, wave soldering, conformal coating, burn-in testing, and final QA all under one roof. No outsourced quality surprises.

Global Certifications

UL 1741, IEC 62109, VDE-AR-N 4105, G99, CE, and more. We handle the certification paperwork so you focus on sales.

Engineering Partnership

Not just a supplier. Our application engineers help with system design, grid-code compliance, and after-sales support in your timezone.

Ready to Power Your Market?

Whether you are a distributor, EPC contractor, or system integrator — we have the solar electronics and the manufacturing scale to grow with you.

Design Your Solar System →