Is there a pin-compatible replacement for ZX-MX1.25-7PWT?

A1251WR-S-7P and WAFER-GH1.25-7PWB are strong candidates for being pin-compatible, as they match the mounting style and key specifications. However, a guaranteed pin-to-pin match requires comparing the mechanical drawings in both datasheets to your PCB layout.

What risks should I check before replacing ZX-MX1.25-7PWT?

Before replacing ZX-MX1.25-7PWT, you must check the mechanical dimensions. Verify the PCB footprint (pad layout), connector height, and housing shape to ensure it fits on your board and correctly mates with the corresponding cable connector.

ZX-MX1.25-7PWT Alternatives, Datasheet & Cross Reference | Megastar

Find alternatives for the Megastar ZX-MX1.25-7PWT, a 7-pin, 1.25mm pitch right-angle SMT header. This page lists potential form-fit-function replacements and functional alternates, highlighting key differences to aid in your selection.

AI replacement insight

Package riskhigh

Connector footprints are not standardized. Datasheet comparison of mechanical drawings is mandatory.

Electrical risklow

Several candidates match the 1A/125V rating.

Can it be replaced directly?

There are no officially confirmed direct replacements. However, parts like A1251WR-S-7P are strong candidates for form-fit-function compatibility, pending mechanical verification by an engineer.

Best replacement path

A1251WR-S-7P from CJT is the most promising alternative, matching the form factor and electrical specifications. However, verifying the PCB footprint against its datasheet is crucial.

Main risk

The primary risk is mechanical incompatibility. Even with the same pitch and pin count, differences in housing dimensions, mounting peg locations, or PCB pad layout can prevent a successful substitution.

Recommended alternatives

A 7-pin, 1.25mm pitch, right-angle SMT header from CJT with matching electrical ratings.

View details

Alternative comparison matrix

Feature / factor	ZX-MX1.25-7PWT	A1251WR-S-7P	WAFER-GH1.25-7PWB	Compatibility / risk
Package	Surface Mount, Right Angle	Surface Mount, Right Angle	Surface Mount, Right Angle	Surface Mount, Right Angle — Candidate matches target's SMT, right-angle form factor.; WAFER-GH1.25-7PWB: Candidate matches target's SMT, right-angle form factor.
Pinout	7	7	7	7 — Pin count matches.; WAFER-GH1.25-7PWB: Pin count matches.
Voltage	125V	125V	1A / 125V	125V / 1A / 125V — Voltage rating matches.; WAFER-GH1.25-7PWB: Electrical ratings match.
Current	1A	1A	-	1A — Current rating matches.
Manufacturer	Megastar	CJT	-	CJT — Cross-vendor alternative with strong evidence.
Package Name	1.25mm Pitch Header	-	1.25mm Pitch Wafer	1.25mm Pitch Wafer — Package name differs slightly ('Wafer' vs 'Header').

Application & sourcing insights

Questions & answers

The best alternative appears to be A1251WR-S-7P by CJT. It matches the 7-pin count, 1.25mm pitch, right-angle SMT mounting, and 1A/125V electrical rating. You must verify the PCB footprint from the datasheet before use.