Single-row 0.100" pitch, 25 circuits
The 77311-818-25LF is the 25-circuit member of Amphenol ICC (FCI)'s BERGSTIK unshrouded header line. Gold or GXT gold on the mating surface, tin on the post. Rated 3 A per contact.

Amphenol ICC (FCI) BERGSTIK header, order code 77311-818-25LF, 25 positions, single row, 0.100" (2.54 mm) pitch, 3 A per contact, gold or GXT gold mating contacts, through-hole, solder termination.
| Parameter | Value |
|---|---|
| Series | BERGSTIK® |
| Gender | Male Pin |
| Mounting type | Through Hole |
| Connector type | Header |
| Fastening type | Push-Pull |
| Current rating | 3A per Contact |
| Operating temperature | -65°C~125°C |
| Contact material | Phosphor Bronze |
| Insulation color | Black |
| Insulation height | 0.100\" (2.54mm) |
| Insulation material | Thermoplastic |
| Material flammability rating | UL94 V-0 |
| Style | Board to Board |
| Package | Bulk |
| Shrouding | Unshrouded |
| Termination | Solder |
| Contact shape | Square |
| Rows | 1 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 25 |
| Contact finish - post | Tin |
| Contact length - post | 0.120\" (3.05mm) |
| Overall contact length | 0.450\" (11.43mm) |
| Contact finish - mating | Gold or Gold, GXT™ |
| Contact length - mating | 0.230\" (5.84mm) |
| Contact finish thickness - post | 78.7µin (2.00µm) |
| Contact finish thickness - mating | 15.0µin (0.38µm) |
The 77311-818-25LF is the 25-circuit member of Amphenol ICC (FCI)'s BERGSTIK unshrouded header line. Gold or GXT gold on the mating surface, tin on the post. Rated 3 A per contact.
RoHS and REACH compliance documentation is available from the manufacturer upon request.