QSTECH

QSTECH RESPONSIBILITY / INTEGRITY / LEARNING / PASSION / INNOVATION We focus on quality and brand building as the foundation of our growth.

Queen Solar is a dedicated renewable energy enterprise with strong technology, specializing in the R&D, manufacturing and selling of storage inverter and energy storage system. We always committed to manufacturing and selling reliable and stable products, provide customers with excellent services and always consider the interests of customers. Our main product portfolio is hybrid inverter, Lithium-ion battery, solar power system. We are your best partner in energy storage system.

📍 Three Phase Hybrid Inverter Low Voltage 20kW✅ Outputs high-quality pure sine wave AC power✅ Up to 350A charging curren...
11/04/2026

📍 Three Phase Hybrid Inverter Low Voltage 20kW

✅ Outputs high-quality pure sine wave AC power
✅ Up to 350A charging current
✅ With IP65 protection degree
✅ Up to 9 units can be connected in parallel
✅ Acvanced MPPT with up to 99.9% efficiency
✅ Up to 26A+26A+26A PV input current

More detailes please contact us at:
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

QSTECH 50–60kW Three‑Phase Hybrid Inverter | EU StandardIndustrial‑grade energy storage, built for Europe’s most demandi...
02/04/2026

QSTECH 50–60kW Three‑Phase Hybrid Inverter | EU Standard

Industrial‑grade energy storage, built for Europe’s most demanding C&I projects. With mature technology, stable performance, and professional support, we are your best partner on the clean energy journy.

⚡Key Advantages:
▪ 4 independent MPPT | 1000V PV input | DC over‑size up to 1.8×
▪ Ultra‑wide battery voltage: 150–820Vdc
▪ 100% three‑phase unbalanced load support
▪ DC arc fault protection (AFCI) | IP65 outdoor‑ready
▪ ‑40°C to +60°C wide temperature range
▪ EU certified: EN50549, VDE4105, IEC62109

Powering farms, industry, telecom & large‑scale renewables.

📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

QSTECH 14–18kW Three‑Phase US LV Hybrid InverterPremium energy storage, engineered for the North American market.Stable ...
01/04/2026

QSTECH 14–18kW Three‑Phase US LV Hybrid InverterPremium energy storage, engineered for the North American market.

Stable and reliable three‑phase voltage output supports a wider range of user scenarios.

⚡Key Advantages:
▪ 3 independent MPPT | 99.9% tracking efficiency
▪ Up to 350A charge/discharge | ultra‑fast charging
▪ 120/208V three‑phase | THD

QSTECH Low‑Voltage Hybrid Inverter (Split phase 8~12kW) delivers premium efficiency and uncompromising reliability for U...
31/03/2026

QSTECH Low‑Voltage Hybrid Inverter (Split phase 8~12kW) delivers premium efficiency and uncompromising reliability for US residential & light commercial use. Fully compliant with US safety standards.

We have successfully delivered reliable, uninterrupted clean energy to thousands of households. Our stable performance brings nearly zero failure rate, greatly enhancing the user experience.

✨ Key Advantages:
▪ 99.9% MPPT efficiency | Dual 22A PV input
▪ 200A max charging current | BMS adaptive for lithium batteries
▪ 120/240Vac split‑phase output | IP65 all‑weather protection
▪ Peak power up to 24,000VA | 5‑year warranty
▪ Parallel up to 6 units | Peak‑valley time‑of‑use optimization
▪ US certified safety & grid compliance

Built for house, farm, island, and pasture.
Elegant industrial design, easy installation, intelligent control.

📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

JAKA x Elite? 🤖In the collaborative robot market, JAKA and Elite Robotics are both well-recognized players. However, the...
25/03/2026

JAKA x Elite? 🤖

In the collaborative robot market, JAKA and Elite Robotics are both well-recognized players. However, their positioning and strengths are quite different.

Key Differences:

🟢 JAKA Cobots
🔹 Focus on lightweight design and ease of use
🔹 Intuitive graphical programming for fast adoption
🔹 Ideal for flexible production and frequent changeovers
🔹 Widely used in electronics and precision assembly
👉 Best for:
SMEs / fast deployment / flexible automation

🔵 Elite Robotics
🔹 Stronger focus on protection and harsh environments
🔹 Higher protection levels (e.g., IP68) in some models
🔹 Better suited for heavy-duty and high-speed applications
🔹 Broader coverage for complex industrial scenarios
👉 Best for:
Heavy-duty tasks / harsh environments / advanced automation

How to Choose?
✔ If you need:
👉 Fast deployment + flexibility + ease of use
👉 JAKA is a great fit
✔ If you need:
👉 Heavy-duty performance + durability + protection
👉 Elite is the better choice

At QSTECH, we don’t just recommend brands —we deliver the right solution based on your real production needs. Because automation success is not about choosing a robot, it’s about choosing the right system.

Contact us for tailored automation solutions and expert guidance.
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

⚡ Single-Phase Storage, From Basic to High PowerThe Saturn Single-Phase Hybrid Inverter (4–12kW) covers a full range of ...
24/03/2026

⚡ Single-Phase Storage, From Basic to High Power

The Saturn Single-Phase Hybrid Inverter (4–12kW) covers a full range of residential needs:

🔹 4–6kW | Standard households
🔹 8–12kW | High-demand homes

✔ Dual MPPT (99.9% efficiency), ready for high-power modules
✔ 48V battery system with BMS communication
✔ Up to 200A charging (high-power models)
✔ Parallel up to 6 units
✔ IP65 protection for flexible installation

🌞 More than an inverter — a smart home energy hub.
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

March 20 is International Day of Happiness.At QSTECH, we believe happiness comes from meaningful connections, shared goa...
20/03/2026

March 20 is International Day of Happiness.

At QSTECH, we believe happiness comes from meaningful connections, shared goals, and making a positive impact together.

Wishing everyone health, joy, and success in everything you do.

📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

19/03/2026

Behind every product is strict quality control, professional testing, and a team dedicated to excellence.

We don’t just supply products—we build trust through consistency, responsibility, and long-term partnership.

Quality you can trust. Service you can rely on.
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

⚡ How AI Is Reshaping the Solar and Energy Storage IndustryOver the past decade, the solar industry has been driven by c...
16/03/2026

⚡ How AI Is Reshaping the Solar and Energy Storage Industry

Over the past decade, the solar industry has been driven by cost reduction and large-scale deployment.But between 2025 and 2030, a new driver is emerging: intelligence powered by AI.

Artificial intelligence is quickly becoming a key technology in the renewable energy sector.
1️⃣ AI Is Transforming Solar System Design
Traditionally, solar system design required manual analysis of roof geometry, shading conditions, and load profiles. Today, AI-powered tools can analyze satellite images, weather data, and consumption patterns to generate optimized system designs in minutes.
This enables:
✔ Faster project development
✔ More accurate system sizing
✔ Higher productivity for EPC companies

2️⃣ AI Makes Solar Power Plants Smarter
AI is increasingly used for:
🔹 Solar generation forecasting
🔹 Predictive maintenance
🔹 Energy storage optimization
By analyzing weather patterns and operational data, AI can forecast solar output and help grid operators balance supply and demand more effectively. Some AI-driven optimization projects have even increased solar plant output by 4–7%.

3️⃣ AI Is Also Driving Energy Demand
Interestingly, AI is not only improving renewable energy systems—it is also driving demand for electricity. The rapid expansion of AI data centers is expected to significantly increase global electricity consumption over the coming years.
As a result, scalable clean energy solutions like solar + battery storage are becoming critical to support this growth.

4️⃣ A New Energy Ecosystem Is Emerging
The future energy ecosystem may look like this:
AI optimizes energy systems

Solar + storage provide clean electricity

Powering AI data centers

AI further improves energy efficiency

AI and solar are forming a mutually reinforcing ecosystem.
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

⚡ As Three-Phase Hybrid Systems Evolve, Inverters Must Become More System-OrientedIn three-phase storage projects, the i...
13/03/2026

⚡ As Three-Phase Hybrid Systems Evolve, Inverters Must Become More System-Oriented

In three-phase storage projects, the inverter is no longer just a power converter.
It becomes the core unit for energy coordination, protection, and load management.

The Saturn Three-Phase Hybrid Inverter (8–12K LVT) is designed for advanced residential and small C&I storage systems:
🔹 Dual MPPT with up to 99.9% tracking efficiency
🔹 Up to 800V PV input and 22A ×2 current, compatible with high-power modules
🔹 Pure sine wave three-phase output, suitable for motor loads
🔹 48V battery system support with up to 260A hybrid charging
🔹 Li-ion BMS communication with dual activation capability
🔹 Time-slot control for peak–valley optimization
🔹 Parallel operation up to 6 units
🔹 IP65 protection, operating from -25°C to 60°C

With up to 97.5% efficiency and THDi

Why System Integration Is the Real Core of Automation 🔧🤖A collaborative robot is only the beginning.What truly determine...
12/03/2026

Why System Integration Is the Real Core of Automation 🔧🤖

A collaborative robot is only the beginning.
What truly determines automation success is system integration capability.

Many companies install robots — but later realize:
The equipment is there, yet processes are not optimized.
The robot runs, but productivity does not improve.

The issue is rarely the robot itself —
it’s the integration.

🔍 What Makes Automation Successful?
🔹 Process matching and workflow optimization
🔹 End-effector and tooling design
🔹 Vision system and control logic integration
🔹 Cycle time and safety optimization
🔹 On-site commissioning and continuous improvement

This is where real value is created.
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

QSTECH Energy Storage Combination: 12kW Inverter + 16kWh LiFePO4 BatterySeamless compatibility, one-stop energy storage ...
11/03/2026

QSTECH Energy Storage Combination: 12kW Inverter + 16kWh LiFePO4 Battery

Seamless compatibility, one-stop energy storage solution!
✨ Plug & play - Perfect parameter matching, no extra adapters needed
✨ 12kW full-power output + 16.076kWh large capacity - Stable & long-lasting power supply
✨ Dual BMS intelligent synergy - Full safety protection during charging/discharging
✨ PV-priority charging & storage - Grid/emergency dual backup, slash electricity bills
✨ Multi-unit parallel expandable - Fits both residential & commercial scenarios

One combo for self-consumption, emergency backup & peak-valley arbitrage!
📩 [email protected]
🌐 www.queen-solar.com
💬 0086 13912640332
📞 0086 512 62881633

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