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Qianxiang Electric Technology Co., Ltd
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About MIWI
Qianxiang Electric Technology Co., Ltd is located in Zhejiang China. Our factory covers 1, 0 0 0 meters square, Established in 2 0 0 2 year. Our company specializes in designing, researching, manufacturing and exporting switching power supply. We have many type of power supplies, including single output, dual output, triple output, Quad output, waterproof, Din-rail switching power supply.
  • Honesty
    Honesty is the foundation, and we operate with sincerity
  • Service
    Customer-oriented, highlighting professionalism
  • Innovation
    Technological innovation, self-transcendence
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Culture

Corporate Vision

Committed to becoming an electrical enterprise that stands firm for a hundred years

Pursue excellence

We constantly innovate, challenge ourselves, pursue excellence and strive to become a pioneer in the industry.

Customer first

We always put customer needs first, actively provide high-quality services, and making customers satisfied is our eternal pursuit.

Teamwork

We attach great importance to teamwork, advocate mutual respect, support and promotion, and work together to achieve our goals.

Quality Policy

We have always adhered to the principle of honesty, trustworthiness and sincerity towards others, and have won the trust and recognition of our customers.

Enterprise spirit

Constantly surpass and create value for customers.
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Application
01
Transportation and New Energy
Application scenarios：Electric vehicle charging piles：Provide auxiliary power supply (such as 12V/24V) for the charging control module.Solar inverter：Voltage stabilization support during the process of converting direct current from photovoltaic panels to alternating current.rail traffic：Power s
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02
Smart home and security systems
Application scenarios：Smart home hub：Provide 24/7 uninterrupted power supply for smart gateways and voice assistants (such as Tmall Genie).Security monitoring：PoE (Power over Ethernet) power supply for the camera and access control system, supporting remote restart.Electric curtains/smart locks：
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03
Instruments, meters and medical equipment
Application scenarios：Laboratory equipment：Precision instruments such as spectrometers and electron microscopes require ultra-low ripple power supplies (such as < 50mV) to ensure data accuracy.Medical equipment：Backup power supplies for ventilators and monitors, which require high reliability
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04
Multiple protections (overload, short circuit, overheating) prevent the lamp from being damaged.
Application scenarios：Automated production line：It provides stable power for devices such as PLCS (Programmable Logic Controllers), servo drivers, and industrial robots.Mechanical processing equipment：In the control systems of CNC machine tools and laser cutting machines, it is necessary to ensur
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05
LED lighting system
Application scenarios:Outdoor lighting：Waterproof power supply for street lamps, landscape lights and advertising light boxes (such as IP65 grade), suitable for rainy and snowy weather.Indoor commercial lighting：The LED downlights and panel lights in shopping malls and exhibition halls require hig
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News
2025-05-21
What should be noted when choosing a switching power supply
1、Matters needing attention when choosing a switching power supply1)Select the appropriate input voltage specification;2) Select the appropriate power. To increase the lifespan of the power supply, a model with an output power rating 30% higher can be selected.3) Consider the load characteristics.
2025-05-21
Troubleshooting methods for switching power supply faults
When it comes to switches, I believe everyone is very familiar with them. Since switching power supplies entered our family life, they have quickly replaced the traditional linear power supplies with their advantages such as environmental protection, energy conservation and high cost performance, an
2025-05-20
What should be noted when using a switching power supply
Switching power supplies generate more interference than linear power supplies. For electrical equipment sensitive to common-mode interference, grounding and shielding measures should be taken. According to EMC limits such as ICE1000,EN61000, and FCC, switching power supplies all adopt EMC electroma
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