Hi-Link 12V 2.5A dc output dc power supplies 18-75V input URB4812LD-30WR3 91% efficiency isolated dc dc power supply module 30W series 24VC DC/DC power supply module is a small size converter , output power 30W, wide voltage input range 4:1, efficiency up to 91% Insulation voltage 1500 VDCconventional, allowable operating temperature -40 to +85, with protection against input under voltage, output over voltage, over current and short circuit protection functions. Bare metal meets CISPR32/EN55032 CLASS A. Widely used in medical, industrial control, electric power, instrumentation, communications, railways and other fields. Product Features 1. Ultra wide (4:1) input, 30W output 2. Conversion efficiency: 91% (Typ) 3. Isolation voltage: 1500Vdc 4. Ultra-low standby power consumption: 0.036W (typical) 5. Super fast start: 1mS (typical) 6. Operating Temperature Range: -40&deg; C ~ + 85 &deg; C 7. Output protection: short circuit protection, over current protection, over voltage protection 8. Metal housing, low output ripple 9. International standard pin, PCB board online installation 10. It is sealed with high-quality environmental protection waterproof and thermal conductive glue, moisture-proof and vibration-proof, and meets IP65 waterproof and dustproof requirements. 11. High reliability, long life design, long continuous working time Temperature characteristic curve Package size and pin function diagram Single (S) 1 . 2 3 4 5 6 + Wine -Wine CTRL Topping -Vo + Vo< br>Input+ Input- Remote Control Voltage Regulator Output- Output+ Double (D) +Vin -Vin CTRL -Vo2 COM + Vo1 Enter- Enter- R Emote Control Exit-2 Public Exit+1< br>* Note: If the definition of each pin of the power supply module is inconsistent with the selection manual, the label on the physical label shall prevail. About US: