Keithley 2260B-250-9 – Programmable DC Power Supply, 250V, 9A, 720W

The Keithley 2260B-250-9 is a 720 W programmable DC power supply delivering 0–250 V and 0–9 A output. Built for research, development, quality control, and production test environments, this single-output instrument combines precise voltage and current control with advanced programming capabilities.

Technical Specifications

• Maximum power: 720 W


• Voltage range: 0–250 V


• Current range: 0–9 A


• Output accuracy: ±0.5% of rated voltage; ±1% of rated current


• Voltage ripple and noise: 100 mV peak-to-peak, 15 mV RMS


• Temperature coefficient: 100 ppm/°C of rated output voltage


• Transient response time: 1 ms (50% to 100% load step) Programmable Control


• Voltage slew rate: 0.1–1600 V/s (model dependent)


• Current slew rate: 0.01–216 A/s (model dependent)


• Programmable rise and fall times for voltage and current


• Internal resistance simulation for battery output testing


• Constant current priority mode for LED applications


• Internal test sequence mode for automated voltage level execution

Key Features

• Constant power output capability


• Analog control via external voltage and resistance inputs


• Single channel with stable, low-noise performance


• Fast transient settling for dynamic load conditions

Typical Applications

• LED and semiconductor device characterization


• Battery simulation and electrochemical testing


• Component burn-in and stress screening


• Power conversion efficiency measurements


• Laboratory research requiring programmable multi-level sourcing

Compatibility & Integration USB, LAN, and optional GPIB interfaces enable integration into automated test systems and remote operation in networked laboratory environments.