TPS-GSH450S-19V Power Supply The TPS-GSH450S-19V is a high-performance Single Output Open Frame Power Supply in the TPS-GSH450S Series Power Supply, featuring an Aluminum Enclosure Power Supply with a Compact 5×3 inches Power Supply design (L×W×H:127x76.2x28mm). It supports 85-305VAC Input Power Supply and 120-420VDC Input Power Supply, ensuring compatibility with global power grids. As a 250W Natural Convection Power Supply, it delivers 250W under natural convection; with 12V 20CFM fan cooling, it functions as a 450W Forced Convection Power Supply, providing up to 450W output. Operating in -25℃ to +70℃ Operating Power Supply range, it maintains stable performance, equipped with 3750VAC Isolation Voltage Power Supply for safety, Active PFC Function Power Supply to optimize power factor, and LED Indicator Power Supply for real-time status monitoring. As an Output Voltage Adjustable Power Supply, its range is 18~20.5V. With High Efficiency 95.5% Power Supply (92%/94.5% at 115VAC/230VAC typically), it integrates comprehensive protection mechanisms: Input Undervoltage Protection Power Supply, Output Overvoltage Protection Power Supply, Overcurrent Protection Power Supply, Output Short Circuit Protection Power Supply, and Overtemperature Protection Power Supply. This power supply is suitable for Industrial Automation Power Supply, Industrial Control Systems Power Supply, Communication Equipment Power Supply, LED Systems Power Supply, Smart Home Devices Power Supply, Electronic Instruments Power Supply, and Medical Equipment Power Supply, meeting diverse application requirements. Key Features Series Membership: Part of TPS-GSH450S Series Power Supply, ensuring consistent quality standards. Design & Dimensions: Structured as Single Output Open Frame Power Supply with Aluminum Enclosure Power Supply and Compact 5×3 inches Power Supply size. Wide Input Compatibility: Supports 85-305VAC Input Power Supply and 120-420VDC Input Power Supply for global use. Flexible Cooling & Power: Functions as 250W Natural Convection Power Supply and 450W Forced Convection Power Supply (12V 20CFM). Temperature Resilience: Operates in -25℃ to +70℃ Operating Power Supply environments for stability in extreme conditions. Safety & Efficiency: Equipped with 3750VAC Isolation Voltage Power Supply and High Efficiency 95.5% Power Supply. Enhanced Functions: Includes Active PFC Function Power Supply, LED Indicator Power Supply, and Output Voltage Adjustable Power Supply. Comprehensive Protection: Features Input Undervoltage, Output Overvoltage, Overcurrent, Output Short Circuit, and Overtemperature Protection Power Supply. Versatile Applications: Ideal for Industrial Automation, Communication Equipment, Smart Home Devices, etc.