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Best Alternatives to WAFER-GH1.25-6PLB

Package: Wafer HeaderXUNPUInterconnectsNumber of Positions: 6Pitch: 1.25 mmVoltage Rating: 125 V AC/DCCurrent Rating: 1 AMounting Type: Through Hole, Vertical

Finding a substitute for the XUNPU WAFER-GH1.25-6PLB 6-pin header requires careful review of both the PCB mounting style and the mating connector family. While many 1.25mm pitch headers exist, critical differences in form factor and mechanical interface are common.

AI replacement insight

Package riskhigh

Many alternatives are SMT or have unverified TH footprints. Mating interface is often incompatible.

Electrical riskmedium

Some alternatives have lower voltage ratings that must be checked against application requirements.

Sourcing risklow

Many alternatives exist from various manufacturers, but finding a true drop-in is difficult.

Can it be replaced directly?

No direct, drop-in replacement for WAFER-GH1.25-6PLB is confirmed. All reviewed candidates have critical differences in mounting type (SMT vs. Through-Hole) or mating interface (e.g., GH vs. PicoBlade series).

Best replacement path

If PCB redesign is possible, use a vertical SMT header from a GH-compatible series. If through-hole is required, the entire connector system (both male header and female housing) must be replaced with a new family like PicoBlade.

Main risk

Mechanical incompatibility is the main risk. A substitute may not fit the PCB footprint or, more likely, will not connect to the existing mating cable housing.

Recommended alternatives

4
SM06B-GHS-TB(LF)(SN) package
SM06B-GHS-TB(LF)(SN)

JST Sales America Inc.

Needs validationhigh risk

Mating compatible (JST GH series) but is SMT with a lower voltage rating, requiring board and electrical review.

View details

Alternative comparison matrix

Feature / factorWAFER-GH1.25-6PLBSM06B-GHS-TB(LF)(SN)HC-1.25-6AZX-MX1.25-6PZZCompatibility / risk
PackageThrough Hole, VerticalSurface Mount, Right-AngleThrough Hole, VerticalThrough Hole, VerticalSurface Mount, Right-Angle / Through Hole, Vertical — Candidate is SMT Right-Angle, target is Through-Hole Vertical.; HC-1.25-6A: Mounting type matches, but full mechanical verification is needed.; ZX-MX1.25-6PZZ: Mounting type matches, but full mechanical verification is needed.; WAFER-MX1.25-6PWB: Candidate is SMT Right-Angle, target is Through-Hole Vertical.
Voltage125V50V125V / 1A125V / 1.0A50V / 125V / 1A / 125V / 1.0A — Voltage rating is lower than target's 125V.; HC-1.25-6A: Electrical ratings match.; ZX-MX1.25-6PZZ: Voltage and current ratings match.; WAFER-MX1.25-6PWB: Electrical ratings match.
ApplicationGH Series (clone)JST GH SeriesPicoBlade stylePicoBlade-styleJST GH Series / PicoBlade style / PicoBlade-style / MX series style — Original JST GH series part, ensuring mating compatibility.; HC-1.25-6A: Mating interface is different (PicoBlade vs. GH series). Not compatible.; ZX-MX1.25-6PZZ: Mating interface is different (PicoBlade vs. GH series). Not compatible.; WAFER-MX1.25-6PWB: Likely PicoBlade compatible, different from target's GH series.

Application & sourcing insights

Questions & answers

The best alternative depends on your design flexibility. If you can change your PCB layout, an SMT part from the original JST GH series offers known compatibility. If you must use a through-hole part, options like HCTL HC-1.25-6A exist but use a different mating connector system (PicoBlade style), requiring a full system change.