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20W Single output minisize power supply switching power supply 12v 24V

WeHo’s MSF-20 series Power supply is a mini-type enclosed power supply

It is a high-price-to-performance power supply solution for different industrial applications.

The MS series operates at a high efficiency of up to 80% and features a metallic mesh case that enhances heat dissipation. The whole series can operate at -10℃ through 50℃ under air convection without a fan.

If you have any questions, please do not hesitate to contact us at Email: [email protected]. Our professionals will respond to you as soon as possible.

Model MSF-20-5 MSF-20-12 MSF-20-24
DC Voltage 5V 12V 24V
Rated Current 4A 2A 1A
Current Range 0 ~ 4A 0 ~ 2A 0 ~ 1A
Rated Power 20W 20W 20W
Ripple & Noise (max.) 50mVp-p 50mVp-p 100mVp-p
Voltage ADJ. Range 4.75 ~ 5.5V 10.8 ~ 13.2V 21.6 ~ 26.4V
Voltage Tolerance ±2.0% ±1.0% ±1.0%
Line Regulation ±0.5% ±0.5% ±0.5%
Load Regulation ±1.0% ±0.5% ±0.5%
Setup, Rise, Hold Time 200ms, 100ms, 30ms at full load
Voltage Range 85 ~ 264VAC
Frequency Range 47 ~ 63Hz
Efficiency (Typ.) 68% 71% 75%
AC Current 0.5A/115VAC
Inrush Current (max.) Cold Start
Leakage Current <0.5mA/240VAC
Over-load 105 ~ 135% rated output power
Protection type: Constant current limiting, recovers automatically after fault condition is removed
Working Temp -10 ~ +60ºC (Refer to output load derating curve)
Working Humidity 20 ~ 90% RH non-condensing
Storage Temp Humidity -20 ~ +85ºC, 10 ~ 95% RH
Temp Coefficient ±0.02%/ºC (0 ~ 50ºC)
Vibration 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along the X, Y, and Z axes
Safety Standards Design refers to UL1012
Withstand Voltage I/P-O/P: 1.5KVAC
Isolation Resistance I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
EMI Conduction & Radiation Design refers to FCC Part15 J Conduction Class B
MTBF 522.1K hrs min. MIL-HDBK-217F (25ºC)
Dimension 97*58*25mm (L*W*H)

The white cap on the connector is for safety precautions against electric shock and dust protection

We make transformers and power inductors with pure coppers all by ourselves,

Weho stocks 150,000 sets of commonly used models, ensuring quick delivery.

The power consumption of the product is less than 2W when it is not in use.

Our products have a long lifespan, are highly reliable, and are very efficient.

This product is designed for use with a small full-range AC 85-264v input.

The operating temperature of this product is up to 60°C

The product has completed the 100% full load aging test.

Product size: 97*58*25mm (L * W * H)

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