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Shenzhen Keyulong Technology Co., Ltd.
Shenzhen power adapter and charger source manufacturer | Fast charger | 5W-120W custom power supply
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Power Adapter Customization Process – Detailed

Publish: 2026-05-23 21:05:14 Update: 2026-05-30 10:30:19 View: 72

From parameter confirmation to batch delivery – get your custom power solution in 5 steps


In fields such as security surveillance, industrial control, LED lighting, and consumer electronics, standard power adapters often fail to meet the specific power supply requirements of devices. Choosing a professional power adapter customization service helps ensure stable device operation and enhances product competitiveness.

As a vertical expert in the mid-to-high-end power adapter field, Shenzhen Keyulong Technology Co., Ltd. (Keyulong Technology) leverages an 8,000㎡ exclusive manufacturing base, a senior R&D team of 15 engineers (with an average industry experience of over 10 years), and over 100 international certifications. We have developed a standardized power adapter customization process to help you quickly obtain a tailor-made power solution.

1

Confirm Key Parameters – Foundation for Adaptation

Output voltage and current (5W-120W), application scenario, special requirements (standby ≤0.1W, ripple ≤200mV, V0 flame retardant, etc.). Response within 1 business day, product specification sheet provided.

2

Confirm Plug Type – Fit Global Markets

China/US/EU/UK/Korea/Japan plugs, etc., with corresponding certifications (CCC, CE, UL, FCC, PSE, KC, UKCA) to ensure export compliance.

3

Confirm Cable Length & Type – Flexible Installation

Standard 1.5m, customizable lengths: 1.0m, 1.2m, 1.8m, 2.0m, etc.; various wire gauges (24#, 22#, 20#, 18#) and cable types (2464 round, 2468 parallel, 1185 shielded); also supports wire stripping, tinning, adding ferrite core, etc.

4

Confirm DC Connector – Secure Connection

Standard 5.5×2.1×10mm tuning fork straight plug (most common). Customizable: 5.5×2.5, 4.0×1.7, 3.5×1.35, Type-C, aviation connector, etc.; available in straight/right‑angle/extended length versions.

5

Identify End Product – Precise Positioning & Optimization

Security cameras, smart locks, industrial control boards, LED strips, medical devices, etc. Tailor EMC, heat dissipation, and protection thresholds according to end‑device characteristics, with full technical support. Customization lead time: 15‑20 days.

Why Choose Keyulong Custom Power?

✅ Fast Response
Solution within 1 business day
✅ Full Certifications
100+ international certifications
✅ High Quality
8 full inspections, MTBF ≥50,000h, yield 99.95%
✅ Cost‑Effective
Direct source factory, no middlemen
✅ Strong Team
150+ employees · 15 senior engineers

Contact Us Now – Start Your Custom Power Journey

Get a free technical consultation and selection proposal

Key Account Hotline: 13590301618 (WeChat same as number)

Sales Inquiries: 18129821159

Website: www.szkeyulong.com | Search "Keyulong Technology" on 1688

Shenzhen Operations Headquarters: Factory Building 401, No. 2 QinHui Road, Guxing Community, Xixiang Street, Bao'an District, Shenzhen

Huizhou Production Base: Gongzhuang Town, Boluo County, Huizhou City | 8,000㎡ Professional Power Smart Manufacturing Base

Keyulong Technology · Make Every Watt Count

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Shenzhen Source Manufacturer for Power Adapters | Official  Website: www.szkeyulong.com/en/

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