Is there a pin-compatible replacement for PM254-2-04-W-8.5?

Potentially, 2541WR-2x04P is a pin-compatible replacement, but it has a much lower voltage rating (250V vs 1000V). You must verify if this is acceptable for your application before use.

What risks should I check before replacing PM254-2-04-W-8.5?

The main risks are mechanical form factor and electrical ratings. Verify the mounting orientation (right-angle vs. straight) and number of rows (dual vs. single). Also, check that the substitute's voltage and current ratings meet your design requirements.

PM254-2-04-W-8.5 Alternatives, Datasheet & Cross Reference | HCTL

Find and compare alternatives for the HCTL PM254-2-04-W-8.5, a 2x4 2.54mm right-angle header. Key considerations for substitutes include mounting orientation and voltage rating.

AI replacement insight

Package riskhigh

Many candidates have incorrect orientation (straight) or row count (single).

Electrical riskmedium

Some candidates have a significantly lower voltage rating.

Sourcing risklow

This is a common connector footprint with multiple manufacturers.

Can it be replaced directly?

No direct drop-in replacement without caveats has been identified. The closest options have different mounting orientations or weaker electrical specifications that require engineering review.

Best replacement path

If layout allows a straight header, HCTL's PZ254-2-04-Z-8.5 is electrically identical. If right-angle is required, 2541WR-2x04P is a form-fit option but requires review of its lower voltage rating.

Main risk

The primary risks are mechanical incompatibility (mounting orientation, number of rows) or electrical downgrade (voltage rating).

Recommended alternatives

A functionally identical alternative from the same manufacturer but with a straight orientation instead of right-angle.

View details

Alternative comparison matrix

Feature / factor	PM254-2-04-W-8.5	PZ254-2-04-Z-8.5	2541WR-2x04P	Compatibility / risk
Package	Right-angle	Straight	Right-angle, 2x4, 2.54mm pitch	Straight / Right-angle, 2x4, 2.54mm pitch — Candidate is straight, target is right-angle. Not a drop-in.; 2541WR-2x04P: Form and fit are a match.
Voltage	1000V AC/DC withstand	1000V AC/min withstand	250V AC/DC	1000V AC/min withstand / 250V AC/DC — matched; 2541WR-2x04P: Significantly lower than target's 1000V withstand.
Current	3.0A	3.0A	3.0A	3.0A — matched; 2541WR-2x04P: matched
Temperature	-40°C to +105°C	-40°C to +105°C	-40°C to +105°C	-40°C to +105°C — matched; 2541WR-2x04P: Verified from datasheet.

Application & sourcing insights

Questions & answers

The best alternative depends on your design flexibility. For a different orientation, HCTL's PZ254-2-04-Z-8.5 is a straight version. For a right-angle part, 2541WR-2x04P is a form-fit match but has a lower voltage rating.