| PartNumber | 161D20 | 161D28 | 161D24 |
| Description | Power Transformers LOW VOLT RECT | Power Transformers LOW VOLT RECT | Power Transformers LOW VOLT RECT |
| Manufacturer | Hammond | Hammond Manufacturing | Hammond Manufacturing |
| Product Category | Power Transformers | Power Transformers | Power Transformers |
| RoHS | Y | - | - |
| Product | Transformer | PCB Mount Transformers | PCB Mount Transformers |
| Primary Voltage Rating | 115 VAC | 115 VAC | 115 VAC |
| Secondary Voltage Rating | 20 VAC CT | 28 VAC CT | 24 VAC CT |
| Power Rating | 1 VA | 1 VA | 1 VA |
| Secondary Current Rating | 45 mA | 30 mA | 35 mA |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Primary Winding | Single Primary Winding | Single Primary Winding | Single Primary Winding |
| Secondary Winding | Dual Secondary Winding | Dual Secondary Winding | Dual Secondary Winding |
| Length | 1.38 in | 1.38 in | 1.38 in |
| Width | 1 in | 1 in | 1 in |
| Height | 0.83 in | 0.83 in | 0.83 in |
| Series | 160-161 | 161 | 161 |
| Operating Frequency | 50 Hz, 60 Hz | 50 Hz 60 Hz | 50 Hz 60 Hz |
| Operating Temperature Range | 0 C to + 130 C | 0 C to + 130 C | 0 C to + 130 C |
| Termination Style | Solder Pin | PC Pin | PC Pin |
| Type | Low Voltage | Laminated Core | Laminated Core |
| Brand | Hammond Manufacturing | - | - |
| Maximum Operating Temperature | + 130 C | - | - |
| Minimum Operating Temperature | 0 C | - | - |
| Product Type | Power Transformers | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Transformers | - | - |
| Unit Weight | 2.079998 oz | 2.080021 oz | 0.800008 oz |
| Mounting Type | - | Through Hole | Through Hole |
| Size Dimension | - | 25.40mm L x 35.05mm W | 25.40mm L x 35.05mm W |
| Current Output Max | - | Parallel 60mA, Series 30mA | Parallel 70mA, Series 35mA |
| Power Max | - | 1 VA | 1 VA |
| Voltage Isolation | - | 2000Vrms | 2000Vrms |
| Height Seated Max | - | 21.08mm | 21.08mm |
| Voltage Primary | - | 115V | 115V |
| Voltage Secondary Full Load | - | Parallel 14V, Series 28V | Parallel 12V, Series 24V |
| Primary Winding s | - | Single | Single |
| Secondary Winding s | - | Single, Multiple Taps | Single, Multiple Taps |
| Center Tap | - | No | No |
| Packaging | - | - | Bulk |