B&K Precision 9181B DC Power Supply

Overview

The B&K Precision 9181B is a programmable single-output DC power supply designed for demanding applications in R&D, design verification, and production testing. It delivers 144W of clean, stable power with exceptionally low ripple and noise, fast transient response, and excellent regulation. With dual voltage and current ranges, the 9181B provides maximum flexibility for testing diverse devices and circuits.

The 9181B includes standard USB interface with optional RS232, RS485, GPIB, and LAN connectivity via modular interface cards for seamless integration into automated test systems. A built-in web server allows remote configuration and monitoring. The instrument features programmable voltage and current slew rates, automatic range selection, and list mode for executing up to 10 stored test sequences.

Key Features

• Dual-range output: 0–18V/0–8A (low range) or 0–36V/0–4A (high range)
• 144W maximum output power
• Exceptionally low ripple and noise for clean power delivery
• Fast transient response time under 50 microseconds
• Overvoltage, overcurrent, and overtemperature protection (OVP/OCP/OTP)
• Programmable voltage and current slew rates
• Front and rear panel outputs with remote sense terminals
• Standard USB interface; optional GPIB, LAN, RS232, RS485 connectivity
• Special LED test modes for safe LED panel testing
• Automatic range selection and key-lock function
• Fast command processing (under 10 ms)
• LabVIEW drivers available
• Three-year warranty

Applications

• R&D and design verification testing
• Automated production testing (ATE)
• LED panel manufacturing and testing
• Electronics repair and troubleshooting
• Circuit design and prototyping
• Power system validation

Included Accessories

• User manual
• AC power cord
• USB interface cable (type A to type B)
• Line fuse
• Certificate of calibration and test report
• Application software for remote control