UL Class 2 5V 4A 20W Power Supply with 5.5*2.1mm DC Jack for Smart WiFi LED Strips

• Output mode: Constant voltage
• Input: AC100-240Vac, 50/60Hz or 220-240Vac, 50/60Hz
• Output: DC5V, 4A
• Protections: Short circuit, current, and voltage protection
• Energy Efficiency: Compliant with DOE, CEC, ERPII MEPS GEMS standards
• Working environment: 0-40℃, 5%-95% RH

FQA

Q1: What output does this UL Class 2 power supply deliver?
A: Constant‑voltage DC 5V 4A, rated 20W, optimized for smart WiFi LED strips.
Q2: What certifications does this adapter feature?
A: UL Class 2 and FCC certified, plus cUL, GS, CCC, KC, PSE, UKCA, SAA, RCM, RoHS, CB and other global safety approvals.
Q3: What safety protections are included?
A: Built‑in short‑circuit, over‑current and over‑voltage protection to safeguard the power unit and smart LED strip devices.
Q4: Can I get different AC plug versions?
A: Universal AC100‑240Vac input. US plug is standard; EU, UK, AU, KR, JP and other regional AC plugs are optional.
Q5: What DC plug options are available?
A: 5.52.1, 5.52.5, 4.0*1.7, XLR,and more, all customizable.
Q6: What are the operating conditions?
A: Runs reliably within 0‑40℃, 5%‑95% RH for indoor smart LED lighting applications.
Q7: Do you support OEM & ODM customization?
A: Yes, custom labeling, housing and packaging are available to match your project needs.

Why choose us?

Tailored for smart WiFi LED strips: UL Class 2 low‑voltage constant‑voltage power supply ensures stable performance for smart LED strip lighting systems.
Global compliance ready: Full set of international safety certifications meets regional market access requirements worldwide.
Flexible connector portfolio: Multiple AC and DC plug selections fit various wall outlets and smart LED hardware interfaces.
High‑efficiency design: Complies with DOE, CEC, ERPII, MEPS, GEMS energy‑efficiency standards for lower power waste.
Complete custom capabilities: Mature OEM / ODM workflow supports logo printing, casing adjustments and bespoke packaging for brand customers.

• AC plugs available: US, EU, UK, AU, Korea, Japan, China, Brazil, India, Argentina and others
• DC plug options: 5.5*2.1/5.5*2.5/4.0*1.7/3.5*1.35/2.5*0.7/XLR/