Smart Power Ⅲ 48/1000HE

SPⅢ48/1000HE is a digital rectifier with outstanding reliability, efficiency and power density. It is specially designed for telecom, network access ,services and so on.

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High efficiency and high power density

95.5% efficiency and 28.64W/in3 power density.

Digital control

Digital primary and secondary control, realize excellent monitoring and regulation.

High reliability design

One fan front-to-back air flow with latest thermal solution and experienced design.

Excellent EMC performance

Lower interference and excellent susceptibility give module better compatibility.

Global approvals

Meet CE, UL and TUV standard.


Input Voltage 85~300VAC(Norminal 220VAC)

Output Voltage 42~58V DC (Nominal 53.5V DC)

Frequency 45Hz~66Hz

Power 1000W

Maximum Current 21A at 48VDC

Static Voltage Regulation <0.6%

Ripple <120mV peak to peak

Psophometric <2mv

Current Sharing <5%

Hold up time >10ms

Startup time 3~8S

Efficiency 95.5%

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