
Nextron(Nextronics Engineering)
This Nextron connector is a strong alternative, matching the 30-pin count, 2.54mm pitch, and 3.0A current rating.
B-3100S30P-A110 is a 30-pin, 2.54mm pitch straight box header from Ckmtw, rated for 3.0A. When seeking alternatives, verifying mechanical dimensions and current rating is critical for a reliable connection.
Some alternatives have a 50% lower current rating, posing a significant risk of overheating if not carefully evaluated.
This is a standard connector type; datasheets for strong candidates show matching mechanical dimensions.
Alternatives are from different regional manufacturers, which may have different supply chain logistics.
Direct replacement for B-3100S30P-A110 should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
The most promising path is Z-230010030209, which appears to be a form, fit, and function match. Other options may carry a significant current rating downgrade.
The primary risk is using a substitute with a lower current rating (e.g., 1.5A vs. 3.0A), which can lead to connector failure or system damage.

Nextron(Nextronics Engineering)
This Nextron connector is a strong alternative, matching the 30-pin count, 2.54mm pitch, and 3.0A current rating.
| Feature / factor | B-3100S30P-A110 | Z-230010030209 | DC3-2.54-30PAS | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Pinout | 30 (2x15) | 30 (2x15) | 30 (2x15) | 30 (2x15) — Pin count and 2x15 row configuration match.; DC3-2.54-30PAS: Pin count and 2x15 row configuration match. | |
| Package | 2.54mm Pitch, Straight Through-Hole | 2.54mm Pitch, Straight Through-Hole | 2.54mm Pitch, Straight Through-Hole | 2.54mm Pitch, Straight Through-Hole — Datasheets confirm mechanical dimensions are identical.; DC3-2.54-30PAS: Form factor and pitch are identical. | |
| Current | 3.0 A | 3A | 1.5 A | 3A / 1.5 A — Current rating is identical.; DC3-2.54-30PAS: Candidate current rating is 50% lower. | |
| Materials | Gold over Nickel plated Brass | Gold-plated Copper Alloy | Gold-plated Brass | Gold-plated Copper Alloy / Gold-plated Brass — Contact material and plating are equivalent.; DC3-2.54-30PAS: Contact material and plating are equivalent. |
Verified drop-in options for B-3100S30P-A110 are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.