| Parameters | 
                                                                                                            
                                        | Operating Temperature | -25°C ~ 70°C (With Derating) | 
                                                                        
                                        | Efficiency | 83% | 
                                                                        
                                        | Mounting Type | Through Hole | 
                                                                        
                                        | Package / Case | 4-DIP Module | 
                                                                        
                                        | Size / Dimension | 2.38" L x 1.60" W x 0.80" H (60.5mm x 40.6mm x 20.4mm) | 
                                                                        
                                        | Approval Agency | CB Scheme, EN, IEC, SIQ, TUV, UL | 
                                                                        
                                        | Standard Number | 55011 Class B; 55024; 55032 Class B; 60601-1; 60950-1; 61000-3-2; 61000-3-3; 61000-6-1; 61000-6-3; 61010-1; 61204-3 | 
                                                                        
                                        | Line Regulation | ±0.5% | 
                                                                        
                                        | Load Regulation | ±1% | 
                                                                        
                                        | Weight | 0.11 lb (49.9 g) | 
                                                                        
                                        | Base Product Number | VMS-20 | 
                                                                        
                                        | RoHS Status | ROHS3 Compliant | 
                                                                        
                                        | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                        
                                        | REACH Status | REACH Unaffected | 
                                                                        
                                        | ECCN | EAR99 | 
                                                                        
                                        | HTSUS | 8504.40.9520 | 
                                                                        
                                        | Standard Package | 42 | 
                                                                        
                                        | Mfr | CUI Inc. | 
                                                                        
                                        | Series | VMS-20 (21.6W) | 
                                                                        
                                        | Package | Box | 
                                                                        
                                        | Product Status | Active | 
                                                                        
                                        | Type | Open Frame | 
                                                                        
                                        | Number of Outputs | 1 | 
                                                                        
                                        | Voltage - Input | 90 ~ 264 VAC | 
                                                                        
                                        | Voltage - Output 1 | 12V | 
                                                                        
                                        | Voltage - Output 2 | - | 
                                                                        
                                        | Voltage - Output 3 | - | 
                                                                        
                                        | Voltage - Output 4 | - | 
                                                                        
                                        | Current - Output (Max) | 1.7A | 
                                                                        
                                        | Power (Watts) | 20 W | 
                                                                        
                                        | Applications | Medical | 
                                                                        
                                        | Features | Universal Input | 
                                                                                                        
                            
                         
                                                Open Frame AC DC Converters 1 Output 12V 1.7A 90 ~ 264 VAC Input