Product Name:
AC-DC Switching Power Supply – GK220S-120W Series

Power Rating:
120W

Input Voltage Range:

• 90–264VAC

• 127–370VDC

Isolation Voltage:

• 3000VAC

• 5mA for 1 minute

Operating Temperature Range:

• –30°C to +70°C

Cooling Method:

• Natural air cooling (fanless)

Construction:

• Metal mesh shell

• Excellent heat dissipation and mechanical strength

Safety & Compliance:

• Complies with international and domestic safety regulations

• International standard pin configuration

Efficiency & Reliability:

• High efficiency

• Long operational life

• High reliability for continuous operation

Protection Functions:

• Short-circuit protection

• Overload protection

• Over-voltage protection

• Over-temperature protection

 Description

⚡ 120W High-Efficiency AC-DC Switching Power Supply for Industrial Applications

The GK220S-120W AC-DC Switching Power Supply is engineered to deliver stable, safe, and efficient power for a wide range of industrial and electronic systems. With a wide AC/DC input voltage range, it is perfectly suited for global power environments and demanding applications.

Built with a durable metal mesh enclosure, this power supply ensures excellent heat dissipation while operating silently thanks to its natural air-cooling design. This makes it ideal for control panels, automation systems, communication equipment, and LED power solutions.

Safety is a priority. The GK220S-120W series features 3000VAC isolation and comprehensive protection against short circuits, overloads, over-voltage, and overheating—protecting both your equipment and your investment.

Designed for long-term reliability, this 120W power supply performs consistently even in challenging temperature conditions.

Model	Output Voltage (Vo ±2%)	Output Current	Efficiency	Adjustable Output Range	Isolation
GK220S05-120W	5 V	24,000 mA (24 A)	80%	4.5–5.5 V	3000 VAC
GK220S12-120W	12 V	10,000 mA (10 A)	84%	10.2–13.8 V	3000 VAC
GK220S15-120W	15 V	8,000 mA (8 A)	86%	13.5–18 V	3000 VAC
GK220S24-120W	24 V	5,000 mA (5 A)	88%	21.6–28.8 V	3000 VAC
GK220S36-120W	36 V	3,333 mA (3.33 A)	88%	32.4–39.6 V	3000 VAC
GK220S48-120W	48 V	2,500 mA (2.5 A)	89%	43.2–52.8 V	3000 VAC

✅ Key Advantages:

• Wide input voltage for worldwide compatibility

• Fanless design for silent operation

• High efficiency and low energy loss

• Strong electrical isolation (3000VAC)

• Industrial-grade protection features

• Durable metal housing for long service life

Certifications: