Description
Round numbers make planning easy. The Keysight DP5775AH DC power supply gives 500 V and 10 A from one output, so the product is a clean 5 kW. It runs from a three-phase 380/480 VAC input in a 1U full-rack case. Lost in HCM lists it for rental and sale, which lets a test team pick the route that fits its budget.

Who needs 500 V at 10 A
This rating suits converters and power devices that work above 400 V but draw less than 13 A. It also suits qualification stands that run one long profile. Teams that need more current at a lower voltage should check a different DP57 model, however.
Keysight DP5775AH DC power supply numbers
- Voltage: up to 500 V, so one output covers the range.
- Current: up to 10 A, so the power peaks at 5,000 W.
- Accuracy: the voltage programming accuracy is also 250 mV.
- Ripple: noise and ripple stay at 450 mV peak-to-peak, per the listing.
- Speed: the output response time is 100 ms, so plan dwell times.
- Mains: three-phase 380/480 VAC for this AH version, so check your site feed.
Control and measurement
Control runs over GPIB, LAN, USB and LXI, and analog and resistance control add a hardware route. The supply also reads its own voltage and current. Consequently, a script can apply a level, wait, and record the result in one flow. Adjustable slew rate and arbitrary waveform generation let you add ramps and shaped profiles.
Protecting the load
Overvoltage, overcurrent and system protection lower the risk for the device under test. Still, a 500 V source deserves clear procedures. Label the setup, set limits first, and then raise the output in steps.
Typical deployments
Production engineers place it in automated production and qualification racks. R&D groups validate power devices and converters at high current. In addition, automotive and industrial electronics labs use the Keysight DP5775AH DC power supply for programmable DC power.
Rental, purchase and ordering
Rent it to cover a project peak, or buy it if your rack runs the same test every week. Either way, request a quote from Lost in HCM and include the AC input, interface needs and dates. You can browse more power supplies, read the Keysight pages or contact SMK Vietnam.
DP5775AH questions
What is the power rating?
The listing gives 5,000 W, from 500 V at 10 A.
Which input voltage does the AH version need?
It needs a three-phase 380/480 VAC input.
How can I connect it to a PC?
Use GPIB, LAN, USB or LXI. Analog and resistance control are also listed.
















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