| PartNumber | 166S2 | 166S11 | 166S10 |
| Description | Power Transformers 2.5CT 10A 115 INPUT | Power Transformers 110VA 115 11CT | Power Transformers FIL-RECT 100VA 115 10VCT |
| Manufacturer | Hammond | Hammond Manufacturing | Hammond Manufacturing |
| Product Category | Power Transformers | Power Transformers | Power Transformers |
| RoHS | Y | - | - |
| Product | Transformer | Power Transformers | Power Transformers |
| Primary Voltage Rating | 115 VAC | 115 VAC | 115 VAC |
| Secondary Voltage Rating | 2.5 VAC CT | 11 VAC CT | 10 VAC CT |
| Power Rating | 25 VA | 110 VA | 100 VA |
| Secondary Current Rating | 10 A | 10 A | 10 A |
| Mounting Style | Chassis | Chassis | Chassis |
| Primary Winding | Single Primary Winding | Single Primary Winding | Single Primary Winding |
| Secondary Winding | Single Secondary Winding | Single Secondary Winding | Single Secondary Winding |
| Length | 93.7 mm | 114.3 mm | 114.3 mm |
| Width | 47.8 mm | 63.5 mm | 63.5 mm |
| Height | 58.7 mm | 66.8 mm | 76.2 mm |
| Series | 166 | 166 | 166 |
| 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 | Wire Leads | Wire Leads | Wire Leads |
| Type | Low Voltage, Single Primary | 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 | 1.619 lbs | 3.500 lbs | 3.500 lbs |
| Mounting Type | - | Chassis Mount | Chassis Mount |
| Size Dimension | - | 114.30mm L x 63.50mm W | 114.30mm L x 63.50mm W |
| Current Output Max | - | 10A | 10A |
| Power Max | - | 110 VA | 100 VA |
| Voltage Isolation | - | 2000Vrms | 2000Vrms |
| Height Seated Max | - | 76.20mm | 76.20mm |
| Voltage Primary | - | 115V | 115V |
| Voltage Secondary Full Load | - | 11V | 10V |
| Primary Winding s | - | Single | Single |
| Secondary Winding s | - | Single | Single |
| Center Tap | - | Yes | Yes |