| PartNumber | 39-29-9206 | 39-29-9207 | 39-29-9204 |
| Description | Headers & Wire Housings 20 CKT VERT HEADER | Headers & Wire Housings 20 CKT VERT HEADER | Headers & Wire Housings HDR VERT DUAL 20P PCB w/peg locks |
| 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 | 20 Position | 20 Position | 20 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 | Tin | Tin | Gold |
| 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 | Tin | Tin | Brass |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-2 |
| 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 | 1440 | 1440 | 1440 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Part # Aliases | 0039299206 39299206 5566-20B2-210 | 0039299207 39299207 5566-20A2-210 | 0039299204 39299204 5566-20B2GS |
| Unit Weight | 0.150620 oz | 0.142507 oz | 0.137568 oz |
| Termination Post Length | - | 3.5 mm | - |