| PartNumber | M80-7900401 | M80-7900442 | M80-7900445 |
| Description | Headers & Wire Housings 4 SIL FEMALE 4.5 TAIL CONN | Headers & Wire Housings 4 SIL FEMALE PC TAIL 4.5MM TAIL | Headers & Wire Housings 4 SIL FEMALE PC TAIL 4.5MM TAIL |
| Manufacturer | Harwin | Harwin | Harwin |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| RoHS | N | Y | Y |
| Product | Headers | Headers | Headers |
| Type | Socket | Socket | Socket |
| Number of Positions | 4 Position | 4 Position | 4 Position |
| Pitch | 2 mm | 2 mm | 2 mm |
| Number of Rows | 1 Row | 1 Row | 1 Row |
| Mounting Style | Straight Pin | Straight Pin | Straight Pin |
| Termination Style | Through Hole | Through Hole | Through Hole |
| Mounting Angle | Straight | Straight | Straight |
| Contact Gender | Socket (Female) | Socket (Female) | Socket (Female) |
| Contact Plating | Gold | Gold | Gold |
| Mating Post Length | - | - | - |
| Termination Post Length | 4.5 mm | 4.5 mm | 4.5 mm |
| Series | L-Tek | L-Tek | L-Tek |
| Tradename | Datamate | Datamate | Datamate |
| Contact Type | - | - | - |
| Current Rating | 3 A | 3 A | 3 A |
| Housing Material | Polyamide (PA) | Polyamide (PA) | Polyamide (PA) |
| Voltage Rating | 120 V | 120 V | 120 V |
| Brand | Harwin | Harwin | Harwin |
| Contact Material | Brass | Brass | Brass |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-0 |
| Row Spacing | - | - | - |
| Housing Gender | - | - | - |
| Insulation Resistance | 100 MOhms | 100 MOhms | 100 MOhms |
| Latching Type | Unlatched | Unlatched | Unlatched |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |
| Factory Pack Quantity | 21 | 21 | 21 |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | Headers & Wire Housings |