Ametek / Elgar / Sorensen DLM8-75M9G DLM 600W Series Power Supply

The Ametek / Elgar / Sorensen DLM8-75M9G is a 600W programmable DC power supply engineered for applications demanding stable output with low noise. Its compact 1U high, half-rack wide chassis accommodates high-density rackmount and benchtop configurations. Zero Voltage Switching (ZVS) technology delivers ripple and noise levels comparable to linear supplies while maintaining 82% typical efficiency and rapid load transient response.

Technical Specifications

• Output voltage: 0–8 VDC (continuously variable)


• Output current: 0–75 A (continuously variable)


• Power output: 600 W maximum


• Line regulation: 0.005% of Vmax + 2 mV (voltage); 0.01% of Imax + 2 mA (current)


• Load regulation: 0.005% of Vmax + 2 mV (voltage); 0.02% of Imax + 5 mA (current)


• Ripple: 2.5 mV RMS typical


• Noise: 15 mV peak-to-peak typical


• Stability: ±0.05% of maximum voltage or current over 8 hours (post 30-minute warm-up, fixed line/load/temperature)


• Temperature coefficient: 0.02%/°C (voltage); 0.03%/°C (current) Input Specifications


• AC input: 90–132 VAC or 180–264 VAC, auto-ranging, 47–63 Hz, single phase


• Input current: 11 A maximum at 115 VAC; 6 A maximum at 230 VAC


• Power factor: 0.6 typical at full load Temperature & Mechanical


• Form factor: 1U high, half-rack wide chassis


• Efficiency: 82% typical

Key Features

• Zero Voltage Switching (ZVS) technology for low-noise operation


• Remote voltage and current programming via 0–5 VDC, 0–10 VDC, or 4–20 mA input


• Overvoltage Protection (OVP) programmable from 5–110% of full-scale output voltage


• Analog programming: 0–5 kΩ external resistor support


• Output monitoring: voltage and current selectable to 0–5 VDC or 0–10 VDC scaled readout


• Auto-ranging AC input eliminates manual voltage selection

Typical Applications

• Laboratory and production test environments


• Rackmount power distribution systems


• Precision circuit characterization and validation

Compatibility & Integration Programming inputs accommodate standard analog signals and current-sourced control. Monitoring outputs support integration with external data acquisition and control systems via selectable voltage ranges.