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LED Driver Series
Non-Dimmable Led Driver Triac/Phase-cut Dimmable LED Driver 4 in 1 Dimmable LED Driver 5 in 1 Dimmable Led Driver Junction box led driver
Desktop AC/DC Adapter
12W~36W Power Adapter 40W~65W Power Adapter 65W~100W Power Adapter 101~150W Power Adapter 150~200W Power Adapter
Class 2 Power supply
12V Class 2 Power Supply 24V Class 2 Power Supply 36V Class 2 Power Supply
Wall Mounted Adapter
12W Series Fixed Adapter 24W Series Fixed Adapter 36W Series Fixed Adapter 48W Series Fixed Adapter 60W Series Fixed Adapter
Battery Charger
Li-ion Battery Charger LiFePO4 Battery Charger
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SHENZHEN KEYSUN TECHNOLOGY LIMITED
Home
Products
Hot Sale
LED Driver Series
Non-Dimmable Led Driver
Triac/Phase-cut Dimmable LED Driver
4 in 1 Dimmable LED Driver
5 in 1 Dimmable Led Driver
Junction box led driver
Desktop AC/DC Adapter
12W~36W Power Adapter
40W~65W Power Adapter
65W~100W Power Adapter
101~150W Power Adapter
150~200W Power Adapter
Class 2 Power supply
12V Class 2 Power Supply
24V Class 2 Power Supply
36V Class 2 Power Supply
Wall Mounted Adapter
12W Series Fixed Adapter
24W Series Fixed Adapter
36W Series Fixed Adapter
48W Series Fixed Adapter
60W Series Fixed Adapter
Battery Charger
Li-ion Battery Charger
LiFePO4 Battery Charger
About Us
Download
News
Feedback
Service
Q&A
After-sales Service
Service Description
Contact Us
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After-sales Service
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Pre sales service process of KEYSUN power supply & charger products: customer request sample making sample confirmation quotation customer order production shipment customer satisfaction research documentation

After sales service process of KEYSUN power supply & charger products: customer feedback information collection and offering & Analysis Solutions

"ZF120A" quality power supply implements the after-sales service commitment of "one year replacement and three-year warranty", the specific details are as follows:

1. One year replacement: if the power supply & charger has non-human quality problems within 12 months from the date of sales to customers, the products can be replaced free of charge.

2. Three year warranty: if the power supply & charger is sold to customers within 12 months to 36 months, if there are non-human quality problems, we provide free maintenance service, and customers only need to bear the logistics costs.

3. Beyond the warranty period: if the "ZF120A" brand power supply exceeds the three-year warranty period, we also provide free maintenance service if the customer requires maintenance. Customers only need to bear the logistics and raw materials, spare parts and other costs.

4. Determination of warranty period: when the "ZF120A" brand power supply leaves the factory, the production date is printed on the product sticker, so as to facilitate customers to accurately calculate the warranty period and judge whether the product is within the warranty period. KEYSUN technical department will issue the test report and treatment opinions within 3 working days after receiving the "ZF120A" brand power supply that needs to be repaired.

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