Is there a pin-compatible replacement for MX128-5.08-03P-GN01-Cu-Y-A?

Several candidates have the same pitch, position count, and physical dimensions, making them likely pin-compatible. However, you must verify the PCB footprint from the datasheets before substitution.

What risks should I check before replacing MX128-5.08-03P-GN01-Cu-Y-A?

Always verify the mechanical dimensions and PCB footprint against your layout. Also check for minor differences in wire gauge range, housing material, and color to ensure it meets your application's requirements.

MX128-5.08-03P-GN01-Cu-Y-A Alternatives, Datasheet & Cross Reference | Cybermax

MX128-5.08-03P-GN01-Cu-Y-A is a 3-position, 5.08mm pitch fixed PCB terminal block rated for 300V/10A. Several form-fit compatible alternatives from other manufacturers are available with similar or improved current ratings.

AI replacement insight

Package riskmedium

PCB footprint and height must be verified from datasheets.

Electrical risklow

All viable candidates meet or exceed voltage and current ratings.

Can it be replaced directly?

No officially confirmed direct replacement, but several candidates are highly likely to be form, fit, and function compatible after datasheet review.

Best replacement path

Cross-reference to other '128' series 5.08mm terminal blocks like XY128V-A-5.08-3P.

Main risk

The primary risk is a slight deviation in the PCB footprint or physical height, which could cause assembly issues.

Recommended alternatives

A strong '128' series alternative with a 16A current rating; note minor wire gauge difference.

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Alternative comparison matrix

Feature / factor	MX128-5.08-03P-GN01-Cu-Y-A	DB128L-5.08-3P-BK-S	XY128V-A-5.08-3P	XY2500V-D-5.08-3P	Compatibility / risk
Package	Terminal Block	Terminal Block	Terminal Block	Terminal Block	Terminal Block — Part of '128' series, dimensions match target.; XY128V-A-5.08-3P: Part of '128' series, dimensions match target.; XY2500V-D-5.08-3P: Fixed, vertical wire entry style appears compatible.
Voltage	300V	300V	300V	300V	300V — matched; XY128V-A-5.08-3P: matched; XY2500V-D-5.08-3P: matched
Current	10A	16A	15A	15A	16A / 15A — Highest current rating among candidates.; XY128V-A-5.08-3P: Higher current rating provides more margin.; XY2500V-D-5.08-3P: Higher current rating provides more margin.
Wire Gauge	24-12 AWG	22-12 AWG	24-12 AWG	-	22-12 AWG / 24-12 AWG — Slightly different minimum wire size.; XY128V-A-5.08-3P: matched
Pitch	5.08mm	-	5.08mm	5.08mm	5.08mm — matched; XY2500V-D-5.08-3P: matched

Application & sourcing insights

Questions & answers

Candidates like XINLAIYA XY128V-A-5.08-3P and DORABO DB128L-5.08-3P-BK-S are strong alternatives. They share the '128' series designation, have identical dimensions, and offer higher current ratings.