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The ABB DSSR122 (Order Code 48990001-NK) is a specialized rack-mounted power supply unit designed for industrial control environments. This unit is engineered to provide stable DC power conversion, supporting DC input ranges and delivering a regulated DC output suitable for critical automation hardware.
| Product Model | DSSR122 / 48990001-NK |
| Input Voltage | 18-30 V DC |
| Output Voltage | 5 V DC |
| Output Current | 40 A |
| Power Rating | 280 W |
| Manufacturer | ABB |
Is this power supply still in active production? No, this unit has been discontinued by the manufacturer. We provide these units as refurbished or surplus spare parts to support legacy systems.
What is the primary application for the DSSR122? This unit is primarily used as a rack power supply within ABB Master control systems, providing regulated 5V DC power to I/O and controller modules.