| PartNumber | 39-28-9128 | 39-28-9148 | 39-28-9108 |
| Description | Headers & Wire Housings 12 CKT VERT HEADER | Headers & Wire Housings 14 CKT VERT HEADER | Headers & Wire Housings 10 CKT VERT HEADER |
| Manufacturer | Molex | Molex | Molex |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | Y | Y | Y |
| Product | Headers | Headers | Headers |
| Type | Power | Power | Power |
| Number of Positions | 12 Position | 14 Position | 10 Position |
| Pitch | 4.2 mm | 4.2 mm | 4.2 mm |
| Number of Rows | 2 Row | 2 Row | 2 Row |
| Mounting Style | Board Lock | Board Lock | Board Lock |
| Termination Style | Through Hole | Through Hole | Through Hole |
| Mounting Angle | Vertical | Vertical | Vertical |
| Contact Gender | Pin (Male) | Pin (Male) | Pin (Male) |
| Contact Plating | Gold | Gold | Gold |
| Termination Post Length | 3.5 mm | 3.5 mm | 3.5 mm |
| Series | 5566 | 5566 | 5566 |
| Tradename | Mini-Fit Jr. | Mini-Fit Jr. | Mini-Fit Jr. |
| Packaging | Tray | Tray | Tray |
| Accessory Type | - | - | - |
| Contact Type | - | - | - |
| Current Rating | 9 A | 9 A | 9 A |
| Housing Material | Nylon | Nylon | Nylon |
| Voltage Rating | 600 V | 600 V | 600 V |
| Brand | Molex | Molex | Molex |
| Contact Material | Brass | Brass | Brass |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-0 |
| Row Spacing | 4.2 mm | 4.2 mm | 4.2 mm |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 2400 | 540 | 2640 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 0039289128 39289128 5566-12B2GS-210 | 0039289148 39289148 A-5566-14B2GS-210 | 0039289108 39289108 A556610B2GS210 |
| Unit Weight | 0.089455 oz | 0.102612 oz | 0.099190 oz |