| Specification | 
Model |  
| B S-201-5 | 
B S-201-12 | 
B S-201-24 | 
B S-201-48 |  
| DC output | 
5V  40A | 
12V   16.5 A | 
24V  8.3A | 
48V  4.2A |  
| Wave and noise | 
75mVP-P | 
75mVP-P | 
75mVP-P | 
75mVP-P |  
| Inlet stability | 
±0.5% | 
±0.5% | 
±0.5% | 
±0.5% |  
| Load stability | 
±1% | 
±0.5% | 
±0.5% | 
±0.5% |  
| Efficiency | 
74% | 
80% | 
83% | 
84% |  
| Adiustable range for DC voltage | 
±10% | 
±10% | 
±10% | 
±10% |  
| AC input voltage range | 
85~132VAC/170~264VAC  Selected by switch    47~63Hz,  240~370VDC  |  
| AC Inrush current | 
Cold-start current   25A/115V   50A/230V  |  
| OverLoad protection | 
105%~135% hiccup mode, auto-recovery |  
| Over-voltage protection | 
115%~145% rated output voltage  |  
| Setup,rise,hold up time | 
200ms, 100ms,20ms |  
| Withstand voltage | 
I/P-O/P:1.5KvAC  I/P-FG:1.5KvAC  O/P-FG:0.5Kv AC 1minute |  
| Isolation resistance | 
I/P-O/P  I/P-FG  O/P-FG:500VDC/100MΩ |  
| Working temperature | 
-10℃~+50℃ |  
| Safety standards | 
Design refer to GB4943,UL60950,EN60950 |  
| EMC standards | 
Design refer to GB9254,EN55022 classB |  
| Weight | 
0.9kg |    |