G-energy J200V4.5-B1 LED Display Switching Power Supply

G-energy J200V4.5-B1 LED Display Switching Power Supply Description

The G-energy J200V4.5-B1 LED Display Switching Power Supply is a high-efficiency power solution specifically designed for LED display systems. Featuring a compact form factor, stable output, and high reliability, this power supply is well-suited for indoor and outdoor LED display applications that require consistent 4.5V DC power. It integrates comprehensive protection functions to ensure long-term, safe, and stable operation under demanding conditions.

Product Features:
• Purpose-built for professional LED display systems, delivering stable 4.5V DC output for LED modules and control boards
• Wide AC input voltage range of 200–240VAC, suitable for global commercial and industrial power environments
• High output current capability up to 40A, supporting high-load LED display cabinets and dense pixel configurations
• Adjustable output voltage range from 4.2V to 4.8V, enabling precise voltage matching for different LED display requirements
• High efficiency ≥85% at 220VAC full load, reducing power loss, heat generation, and long-term operating costs
• Low output ripple and noise ≤150mVp-p (20MHz bandwidth), ensuring stable image performance and minimizing interference on LED receiving cards
• Excellent voltage regulation with ±1% line regulation and ±1% load regulation, maintaining consistent brightness and color uniformity
• Fast dynamic response with voltage deviation within ±5% and response time ≤250μs under load changes (25%–75%)
• Comprehensive protection design including input undervoltage protection, output current limiting, and short-circuit protection
• Hiccup-mode short-circuit protection with automatic recovery, preventing permanent damage during prolonged fault conditions
• Output hold-up time ≥10ms at 220VAC, improving system stability during brief power fluctuations
• Soft-start design with controlled inrush current ≤40A, reducing stress on upstream power distribution systems
• Natural air cooling, fanless structure, enhancing reliability and eliminating fan-related maintenance and noise
• Wide operating temperature range from -30°C to +60°C, suitable for indoor and semi-outdoor LED display environments
• High reliability design with MTBF ≥200,000 hours, ideal for long-term continuous operation
• Compact low-profile enclosure measuring 145×78×26 mm, saving cabinet space and simplifying installation
• Designed and tested in accordance with multiple IEC, GB, and EMC standards, ensuring electrical safety and electromagnetic compatibility

G-energy J200V4.5-B1 LED Display Switching Power Supply Specification: