GWInstek – ASR-2050R 

High-Precision Programmable AC/DC Power Source (Rack Version)

The GW Instek ASR-2050R is a high-performance programmable AC/DC power source designed specifically for system integration and rack-based test environments. As part of the ASR-2000 series, it combines precise power simulation, advanced waveform generation, and extensive measurement capabilities in a compact 3U half-rack design.

Powerful & Accurate Output

Engineered for demanding applications, the ASR-2050R delivers stable and flexible power output:

• Output power: 500 VA / 500 W
• AC output: up to 350 Vrms
• DC output: up to ±500 V
• Output current: up to 5 A
• Frequency range: 1 ” 999.9 Hz

Perfect for simulating both stable and disturbed power conditions.

Rack-Optimized Design

Unlike the standard version, the ASR-2050R is built for integration:

• 3U height, half-width rack format for ATS systems
• No front socket optimized for system wiring
• Ideal for automated test systems & production environments

Advanced Simulation & Waveform Control

The device supports a wide range of testing scenarios:

• Sequence mode (voltage dips, surges, interruptions)
• Arbitrary waveform generation for custom signals
• Simulation mode for real-world power anomalies
• Multiple output modes (AC, DC, AC+DC, sync, add, etc.)

Precision Measurement & Analysis

Built-in measurement functions include:

• Vrms, Irms, power (P), power factor (PF)
• Peak and average values
• Harmonic analysis up to the 40th order (THDv / THDi)

This ensures detailed monitoring of DUT (Device Under Test) performance.

Connectivity & System Integration

Designed for automation and remote control:

• Interfaces: USB, LAN, RS-232, optional GPIB
• External signal input & control I/O
• Remote sensing for precise voltage delivery
• Built-in memory & web server functionality

Comprehensive Protection

Safe operation in all environments:

• OVP, OCP, OPP, OTP
• AC fail detection & fan failure alarm

Key Benefits

• Rack-ready design for automated systems
• Precise AC/DC simulation with waveform flexibility
• Advanced harmonic analysis
• Reliable protection and monitoring
• Ideal for R&D, validation, and production testing

Conclusion

The GW Instek ASR-2050R is the perfect choice for engineers and system integrators who need a compact, rack-mountable, high-precision AC/DC power source with advanced simulation and measurement capabilities.