Layla@huahangdriver.com
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FAQ
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Q1: Are you a factory or a trading company?
A: Integrated manufacturer & trader. Own factory with automated SMT, potting & burn-in lines. Factory audits welcome.
Q2: What certifications do your products hold?
A: CCC, CE, UL, FCC, SAA, RCM, CB & RoHS certified, covering EU, North America, Australia & Southeast Asia.
Q3: What is the power range and input/output specification?
A: 24W–1000W, 110–265VAC input, 12/24/36/48VDC output, efficiency 70%–100% by model.
Q4: What protection functions do your power supplies have?
A: Short-circuit, overload, over-voltage & over-temperature protection. Export-grade capacitors, 35,000-hour lifespan.
Q5: What is the MOQ for standard and customized products?
A: Standard: 10pcs. Custom (ODM/OEM): 1 carton, quantity varies by model.
Q6: What is the lead time for samples and bulk orders?
A: Standard samples: 1–3 days. Custom samples: 7–15 days. Bulk: 20–30 days (expedited to 15). Sample cost refundable.
Q7: What does the customization process look like?
A: Requirement → Drawing & quote (1–2 days) → Sample (7–15 days) → Approval → Mass production (20–30 days).
Q8: What is your quality control and defect rate?
A: 100% tested: burn-in, dielectric withstand, full parameter inspection. Defect rate ≤0.3%. Full batch traceability.
Q9: What is your warranty policy?
A: 3 or 5-year warranty. Free replacement within warranty. 48-hour response, 24-hour diagnostic report.
Q10: Do you support OEM branding and custom packaging?
A: OEM branding supported. Free logo printing & custom packaging design for all order sizes.
Factory Add：Building 1, No. 39 Xingye Road, Waihai Street, Jianghai District, Jiangmen City, Guangdong Province
Skype: hhjw.hh 1
E-mail: Layla@huahangdriver.com
Alibaba: http://huahangjw.1688.com
© 2026 ShenZhen HuaHang Power Supply Technology Co., Ltd. All rights reserved.
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© 2026 ShenZhen HuaHang Power Supply Technology Co., Ltd. All rights reserved.
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