
3Y Trapeze MX-400 Power Supply AP-1421-1BA1R2 YM-7421B AR 420W PSU
3Y Trapeze MX-400 Power Supply AP-1421-1BA1R2 YM-7421B AR 420W PSU The 3Y Trapeze MX-400 is a 420W power supply unit designed for use in industrial and server-grade systems. Model AP-1421-1BA1R2 / YM-7421B delivers reliable performance with stable voltage output, supporting critical components in high-uptime environments. Key Specifications Brand: 3Y Power Technology (Trapeze) Model: MX-400 Part Numbers: AP-1421-1BA1R2 / YM-7421B Power Output: 420 Watts Form Factor: Custom/Proprietary (application-specific layout) Input Voltage: 100–240V AC (auto-sensing, model dependent) Output Configuration: Multi-output with +12V, +5V, +3.3V rails Cooling: Internal fan (rear exhaust) Application: Servers, telecom systems, and industrial computing Designed for durability and consistent power delivery, this 420W PSU is ideal for demanding applications that require stable and continuous operation in critical infrastructure environments.