
JST's SM07B-SRSS-TB is a strong alternative from the original series, matching key electrical and mechanical specs.
ZX-SH1.0-7PWT is a 7-pin, 1.0mm pitch right-angle SMT header. Key alternatives include parts from the JST SH series, which require careful footprint verification before use.
Connector footprint and height must be verified from datasheets to ensure mechanical fit.
Key electrical ratings (voltage, current) match across top candidates.
The best alternative (JST) is from a major, globally available manufacturer.
Direct replacement for ZX-SH1.0-7PWT should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
The JST SM07B-SRSS-TB(LF)(SN) is the most promising replacement, as it is likely the original part the target is based on.
PCB footprint mismatch is the primary risk when substituting board-mount connectors.

JST's SM07B-SRSS-TB is a strong alternative from the original series, matching key electrical and mechanical specs.
| Feature / factor | ZX-SH1.0-7PWT | SM07B-SRSS-TB(LF)(SN) | HC-1.0-7PWT | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Pinout | 7 | 7 | 7 | 7 — Pin count matches.; HC-1.0-7PWT: Pin count matches. | |
| Package | Surface Mount, Right Angle | SMT, Right Angle | SMT, Right Angle | SMT, Right Angle — Mounting type and orientation match. Footprint requires verification.; HC-1.0-7PWT: Mounting type and orientation match. Footprint requires verification. | |
| Pitch Mm | 1.0mm | 1.0mm | 1.0mm | 1.0mm — Pitch matches.; HC-1.0-7PWT: Pitch matches. | |
| Voltage | 50V | 50V | 50V | 50V — Voltage rating matches.; HC-1.0-7PWT: Voltage rating matches. | |
| Current | 1.0A | 1.0A | 1.0A | 1.0A — Current rating matches.; HC-1.0-7PWT: Current rating matches. |
Verified drop-in options for ZX-SH1.0-7PWT 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.