| PartNumber | ZPSA20-15 | ZPSA20-3R3 | ZPSA20-12 |
| Description | Switching Power Supplies 21W 15V 1.4A | Switching Power Supplies 15W 3.3V 4.4A | Switching Power Supplies 22W 12V 1.8A AC-DC, 115-230VAC |
| Manufacturer | TDK-Lambda | TDK-Lambda | TDK-Lambda |
| Product Category | Switching Power Supplies | Switching Power Supplies | Switching Power Supplies |
| RoHS | Y | Y | Y |
| Output Voltage Channel 1 | 15 VDC | 3.3 VDC | 12 VDC |
| Output Power | 21 W | 15 W | 22 W |
| Input Voltage | 115 VAC to 230 VAC | 85 VAC to 264 VAC | 85 VAC to 264 VAC |
| Output Current Channel 1 | 1.4 A | 4.4 A | 1.8 A |
| Industry | Commercial | Commercial | Commercial |
| Length | 2.05 in | 3.5 in | 3.5 in |
| Width | 5 in | 2 in | 2 in |
| Height | 1.38 in | 0.79 in | 0.79 in |
| Approvals | EN60950-1, UL60950-1 | EN60950-1, UL60950-1 | EN60950-1, UL60950-1 |
| Brand | TDK-Lambda | TDK-Lambda | TDK-Lambda |
| Compliance | EN60950-1, UL60950-1 | EN60950-1, UL60950-1 | EN60950-1, UL60950-1 |
| Product Type | Switching Power Supplies | Switching Power Supplies | Switching Power Supplies |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | AC-DC Power Supply | AC-DC Power Supply | AC-DC Power Supply |
| Part # Aliases | ZPSA2015 | ZPSA203R3 | ZPSA2012 |
| Unit Weight | 3.527396 oz | 3.527396 oz | 2.081164 oz |
| Number of Outputs | - | 1 Output | 1 Output |
| Open Frame/Enclosed | - | Open Frame | Open Frame |
| Input Frequency | - | 47 Hz to 440 Hz | 47 Hz to 440 Hz |
| Load Regulation | - | Regulated | Regulated |
| Isolation Voltage | - | - | 3 kVAC |
| Mounting Style | - | - | PCB |
| Series | - | - | ZPSA20 |