| Part Number | 745079-4 | 745078-4 | 
|---|---|---|
| Manufacturer | TE Connectivity AMP Connectors | TE Connectivity AMP Connectors | 
| Category | D-Sub Connectors | D-Sub Connectors | 
|   |   | |
| Product Status | Active | Active | 
| Connector Style | D-Sub | D-Sub | 
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets | 
| Number of Positions | 37 | 25 | 
| Number of Rows | 2 | 2 | 
| Mounting Type | Through Hole | Through Hole | 
| Shell Size, Connector Layout | 4 (DC, C) | 3 (DB, B) | 
| Contact Type | Signal | Signal | 
| Flange Feature | Mating Side, Female Screwlock (4-40) | Mating Side, Female Screwlock (4-40) | 
| Termination | Solder | Solder | 
| Primary Material | - | - | 
| Shell Material, Finish | - | - | 
| Contact Finish | Gold | Gold | 
| Contact Finish Thickness | 30.0µin (0.76µm) | 30.0µin (0.76µm) | 
| Ingress Protection | - | - | 
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | 
| Current Rating (Amps) | 6A | 6A | 
| Backset Spacing | - | - | 
| Features | - | - |