Keithley 248 HV DC Power Supply | 5 kV, 5 mA

The Keithley 248 High Voltage Supply is a programmable unit designed for flexibility and precision, featuring reversible polarity, superior regulation, and minimal output voltage ripple for stable operation. This high voltage supply is ideal for environments requiring reliable, precise high voltage with easy-to-use configuration and monitoring capabilities. Reach out today to learn more about the 248.

Product Info

Voltage Range
Output Voltage	Maximum Output Current	Conditions
0 – ±5000 VDC	5.000 mA DC	NO FILTER
0 – ±3000 VDC	5.000 mA DC	FILTER 1
0 – ±5000 VDC	3.000 mA DC	FILTER 2
Voltage Set Accuracy		±(0.01% of setting + 0.05% of range)
Voltage Display Accuracy		Voltage Set Accuracy ±1 V, typical (±2 V max)
Voltage Resolution		1 V (set and display)
Voltage Limit Range		0 – 100% of full scale.
Output Ripple		0.002% of full scale, VRMS, max. - NO FILTER 1.0 mV RMS @ 1 kV - FILTER 1 or FILTER 2 2.0 mV RMS@ 3 kV - FILTER 1 or FILTER 2 3.0 mV RMS @ 5 kV - FILTER 2
Current Voltage	Current Limit and Range	Filter
0 V – 1.5 kV	0.4 mA – 5.25 mA 0.4 mA – 3.25 mA	NO FILTER or FILTER 1 FILTER 2
1.5 kV – 5.0 kV	0.5 mA – 5.25 mA 0.5 mA – 3.25 mA	NO FILTER or FILTER 1 FILTER 2
Monitor Outputs
Output Scale		0 – 10 V for 0 to full range output regardless of polarity
Current Rating		10 mA maximum
Output Impedance		<1 Ω
Accuracy		±0.2% of full scale
Update Rate		8 Hz