Through-hole unshrouded header, 12 positions
The 10129381-912004BLF is the 12-position member of Amphenol ICC's EconoStik™ 10129381 series, a dual-row unshrouded header with 0.100" (2.54mm) pitch.

Amphenol ICC (FCI) EconoStik™ 10129381 header, order code 10129381-912004BLF, 12 positions, dual row, 0.100" (2.54mm) pitch, 3 A, gold-plated mating contacts, through-hole, solder termination.
| Parameter | Value |
|---|---|
| Series | EconoStik™ 10129381 |
| Gender | Male Pin |
| Mounting type | Through Hole |
| Connector type | Header, Cuttable |
| Fastening type | Push-Pull |
| Voltage rating | 110VDC |
| Current rating | 3A |
| Operating temperature | -55°C ~ 105°C |
| Contact material | Copper Alloy |
| Insulation color | Black |
| Insulation height | 0.100\" (2.54mm) |
| Insulation material | Thermoplastic |
| Material flammability rating | UL94 V-0 |
| Style | Board to Board or Cable |
| Package | Bulk |
| Shrouding | Unshrouded |
| Termination | Solder |
| Applications | General Purpose, Industrial, Medical, Telecommunications |
| Contact shape | Square |
| Rows | 2 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 12 |
| Row spacing - mating | 0.100\" (2.54mm) |
| Contact length - post | 0.090\" (2.29mm) |
| Overall contact length | 0.508\" (12.90mm) |
| Contact finish - mating | Gold |
| Contact length - mating | 0.318\" (8.08mm) |
| Contact finish thickness - mating | 1.00µin (0.025µm) |
The 10129381-912004BLF is the 12-position member of Amphenol ICC's EconoStik™ 10129381 series, a dual-row unshrouded header with 0.100" (2.54mm) pitch.
No keying or polarization beyond the pin layout — confirm the mating half's circuit count and row spacing match the 12-position dual-row arrangement.