Is there a pin-compatible replacement for XH-2PA?

Yes, parts like HC-XH-2Y and HC-XH-2ALT appear to be pin-compatible replacements for the XH-2PA. They share the same vertical through-hole mounting, 2.5mm pitch, and 2-pin layout. A final check of the PCB footprint in the datasheets is required to confirm 100% compatibility.

What risks should I check before replacing XH-2PA?

Before replacing XH-2PA, the main risk to check is mechanical fit. Verify the PCB footprint, connector height, and housing dimensions from the candidate's datasheet. While electrical specs may match, a physical mismatch can prevent assembly.

XH-2PA Alternatives, Datasheet & Cross Reference | ZHOURI

The ZHOURI XH-2PA is a widely used 2-pin, 2.5mm pitch vertical through-hole header, common in wire-to-board applications. This page provides analysis of potential alternatives and their compatibility.

AI replacement insight

Electrical risklow

Candidates have matching voltage and current ratings.

Package riskmedium

Requires user to verify mechanical drawings to ensure footprint and height compatibility.

Can it be replaced directly?

Yes, several potential direct replacements for the XH-2PA exist, such as HC-XH-2Y. These parts match in pitch, pin count, orientation, and electrical ratings, but require mechanical verification to confirm drop-in compatibility.

Best replacement path

HC-XH-2Y from HCTL is a strong candidate, offering the same form factor and electrical specifications. Always verify mechanical drawings before purchase.

Main risk

The primary risk is mechanical incompatibility. While many XH-style connectors are interchangeable, slight differences in housing dimensions or pin footprint can prevent a proper fit.

Recommended alternatives

A 2-pin, 2.5mm pitch vertical header with matching electrical ratings. Verify mechanical fit.

View details

Alternative comparison matrix

Feature / factor	XH-2PA	HC-XH-2Y	HC-XH-2ALT	ZX-XH2.54-2PZZ-Y	Compatibility / risk
Package	2.5mm Pitch Header	2.5mm Pitch Header	2.5mm Pitch Header	Through Hole	2.5mm Pitch Header / Through Hole — Package family matches.; HC-XH-2ALT: Package family matches.; ZX-XH2.54-2PZZ-Y: Generic package name, but datasheet confirms it's a 2.5mm vertical header.
Pinout	Vertical THT	Vertical THT	Vertical THT	Vertical THT	Vertical THT — Both are vertical through-hole. Verify footprint.; HC-XH-2ALT: Both are vertical through-hole. Verify footprint.; ZX-XH2.54-2PZZ-Y: Both are vertical through-hole. Verify footprint.
Voltage	250V	250V	3A / 250V	250V	250V / 3A / 250V — Voltage rating matches.; HC-XH-2ALT: Ratings match.; ZX-XH2.54-2PZZ-Y: Voltage rating matches.
Current	3A	3A	-	3A	3A — Current rating matches.; ZX-XH2.54-2PZZ-Y: Current rating matches.
Temperature	-25°C to +85°C	-25°C to +85°C	-	-	-25°C to +85°C — Operating temperature range matches.
Material	PA66	-	LCP/PA6T	-	LCP/PA6T — Higher temp material, generally an upgrade.

Application & sourcing insights

Questions & answers

The HCTL HC-XH-2Y is an excellent alternative to the ZHOURI XH-2PA. It features the same 2.5mm pitch, 2-pin vertical configuration, and 3A/250V electrical ratings. However, you should always compare datasheets to verify mechanical dimensions.