Introducing Intepro's latest offering, the SM1500 Series 1500W DC Power Supplies by Delta. Featuring flexible output with constant power characteristics, the Delta SM1500 offers outstanding performance, with very high efficiency to meet the demands to adapt to most applications.

| Models | Voltage range | Current range |
|---|---|---|
| SM 15-100 | 0 - 15 V | 0 - 100 A |
| SM 35-45 | 0 - 35 V | 0 - 45 A |
| SM 52-30 | 0 - 52 V | 0 - 30 A |
| SM 52-AR-60 Autoranging output |
0 - 26 V 0 - 52 V |
0 - 60 A 0 - 30 A |
| SM 70-22 | 0 - 70 V | 0 - 22 A |
| SM 120-13 | 0 - 120 V | 0 - 13 A |
| SM 300-5 | 0 - 300 V | 0 - 5 A |
| SM 400-AR-8 Autoranging output |
0 - 200 V 0 - 400 V |
0 - 8 A 0 - 4 A |
The conservatively rated unit allows to deliver extra output with the same reliability. At some derating, either the maximum output voltage or the maximum output current can be increased by about 10%.
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A 10 to 20 times higher programming speed (down to 0.2 ms rise time at full load) and lower output capacitance. Excellent for laser applications, test systems or as current source with low parallel capacitance as used in plasma chambers.
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Two quadrant operation maintains the DC output voltage constant regardless the output power is positive or negative. Ideal for PWM-speed controlled DC-motors and ATE systems.
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Arbitrary Waveform generator or standalone automation. The sequencer is integrated in the Ethernet controller.
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Reliable, long-life digital encoders can be implemented at the front panel. Includes total front panel lock (also for CV-/CC-knobs) and a coarse or fine pitch adjustment depending on the turning speed.
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For maximum security, the CV/CC settings can be adjusted with a screwdriver only and are protected with a plastic cap from accidental adjusting.
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Interfaces to be installed by factory.
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| SM 15-100 | SM 35-45 | SM 52-30 | SM 52-AR-60 | SM 70-22 | SM 120-13 | SM 300-5 | SM 400-AR-8 | ||
|---|---|---|---|---|---|---|---|---|---|
| DC Power terminals voltage |
0 - 15 V | 0 - 35 V | 0 - 52 V | 0 - 52 V | 0 - 70 V | 0 - 120 V | 0 - 300 V | 0 - 400 V | |
| current | 0 - 100 A | 0 - 45 A | 0 - 30 A | 0 - 60 A | 0 - 22 A | 0 - 13 A | 0 - 5 A | 0 - 8 A | |
| AUTORANGING (2 ranges) | no | no | no | yes | no | no | no | yes | |
| Max. output current / voltages | / | / | / | 60 A / 0-26 V 30 A / 26-52 V | / | / | / | 8 A / 0-200 V 4 A / 200-400 V |
|
| AC Input single phase, 48 - 62 Hz |
90-265 V | 90-265 V | 90-265 V | 90-265 V | 100-240 V | 90-265 V | 90-265 V | 90-265 V | |
| rated voltage range | 100-240 V | 100-240 | 100-240 | 100-240 | 100-240 | 100-240 | 100-240 | 100-240 | |
| rated frequency | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | 50 / 60 Hz | |
| rated current | max 16A | max 16A | max 16A | max 16A | max 16A | max 16A | max 16A | max 16A | |
| Power Derating vs Input | |||||||||
| 90 V : Pout max (W), Iin (A) | 1170, 16 | 1185, 16 | 1200, 16 | 1200, 16 | 1200, 16 | 1200, 16 | 1200, 16 | 1200, 16 | |
| 100 V : Pout max (W), Iin (A) | 1336, 16 | 1340, 16 | 1350, 16 | 1350, 16 | 1350, 16 | 1350, 16 | 1350, 16 | 1350, 16 | |
| 110 V : Pout max (W), Iin (A) | 1492, 16 | 1498, 16 | 1505, 16 | 1505, 16 | 1505, 16 | 1505, 16 | 1505, 16 | 1505, 16 | |
| 230 V : Pout max (W), Iin (A) | 1500, 7.5 | 1575, 7.7 | 1560, 7.7 | 1560, 7.7 | 1570, 7.7 | 1560, 7.4 | 1500, 7.4 | 1600, 7.8 | |
| power factor, 100%, 50% load | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | 0.99, 0.98 | |
| internal fuses | 25 AT | 25 AT | 25 AT | 25 AT | 25 AT | 25 AT | 25 AT | 25 AT | |
| standby input power (Vo=Io=0) | 12 W | 12 W | 12 W | 12 W | 12 W | 12 W | 12 W | 12 W | |
| standby input power (Vo=Vmax) | 22 W | 22 W | 22 W | 22 W | 22 W | 22 W | 22 W | 22 W | |
| Efficiency 230 V AC, 1 ph input, full load |
87% | 90% | 90% | 89 / 90% | 90% | 90% | 91% | 90 / 91% | |
| 115 V AC, 1 ph input, full load | 83% | 86% | 86% | 84% | 86% | 86% | 86% | 86% | |
| Regulation Load 0 - 100% CV |
0.5 mV | 1 mV | 2 mV | 2 mV | 2.5 mV | 4 mV | 10 mV | 12 mV | |
| Line 120 - 265 V AC (CV) (measured on sense block) |
0.2 mV | 0.5 mV | 0.7 mV | 0.7 mV | 1 mV | 2 mV | 3 mV | 4 mV | |
| Load 0 - 100% CC | 5 mA | 3 mA | 1.5 mA | 2 mA | 1 mA | 0.6 mA | 0.5 mA | 0.5 mA | |
| Line 120 - 265 V AC (CC) (internal voltage sense) |
1 mA | 0.5 mA | 0.5 mA | 1 mA | 0.25 mA | 0.2 mA | 0.1 mA | 0.2 mA | |
| Ripple + noise rms (BW=300 kHz) CV |
2 mV | 1.8 mV | 2 mV | 2 mV | 3 mV | 7 mV | 7 mV | 15 mV | |
| p-p (BW=20 MHz) CV | 8 mV | 8 mV | 15 mV | 15 mV | 15 mV | 30 mV | 50 mV | 80 mV | |
| rms (BW=300 kHz) CC | 15 mA | 5 mA | 3 mA | 10 / 3 mA | 3 mA | 2 mA | 0.5 mA | 1.2 / 0.6 mA | |
| p-p (BW=20 MHz) CC CC-ripple at full load |
80 mA | 5 mA | 3 mA | 10 / 3 mA | 10 mA | 6 mA | 4 mA | 6/3 mA | |
| Dimensions front panel: h x w behind front panel: h x w x d |
89 x 483 mm (19", 2 U) 86 x 448 x 455 mm (excluding feet) 89 x 443 x 365 mm |
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| Weight | 9.9 kg | ||||||||

The SM1500 is a 1.5 kW programmable DC power supply from Delta (distributed by Intepro). Built for long-term reliability, it offers constant power output, strong dynamic response, and low-noise operation—suiting industrial, lab, and ATE environments.
