Is there a pin-compatible replacement for B6B-XH-AM(LF)(SN)?

While several connectors share the same 2.5mm pitch and 6-pin layout, a direct pin-compatible replacement requires datasheet verification of the footprint, especially due to the absence of the locating boss on most alternatives.

What risks should I check before replacing B6B-XH-AM(LF)(SN)?

The primary risk is mechanical. Verify the PCB footprint compatibility, as many alternatives lack the locating boss. Also confirm mating connector housing compatibility, especially when switching manufacturers.

B6B-XH-AM(LF)(SN) Alternatives, Datasheet & Cross Reference | JST

The JST B6B-XH-AM(LF)(SN) is a 6-pin, 2.5mm pitch straight through-hole header. Alternatives exist but require careful verification of mechanical details like the PCB locating boss.

AI replacement insight

Package riskmedium

Alternatives lack the locating boss, which may affect assembly and alignment. Footprint must be checked.

Sourcing risklow

The XH 2.5mm connector family is widely available from multiple manufacturers.

Electrical risklow

Key electrical ratings (3A, 250V) are standard and matched by many alternatives.

Can it be replaced directly?

No direct drop-in replacement has been verified. Alternatives require mechanical review of the PCB footprint.

Best replacement path

Cross-vendor functional alternatives like HCZZ0514-6 or HC-XH-6A-G.

Main risk

Mechanical mismatch due to the missing PCB locating boss on most alternatives.

Recommended alternatives

A 6-pin, 2.5mm pitch straight header with matching electricals, but lacks the target's locating boss.

View details

Alternative comparison matrix

Feature / factor	B6B-XH-AM(LF)(SN)	HC-XH-6A-G	HCZZ0514-6	Compatibility / risk
Package	Through Hole, Straight, with Boss	Through Hole, Straight	Through Hole, Vertical	Through Hole, Straight / Through Hole, Vertical — Candidate lacks the target's PCB locating boss.; HCZZ0514-6: Candidate lacks the target's PCB locating boss.
Pitch	2.5mm	2.5mm	2.5mm	2.5mm — Pitch matches.; HCZZ0514-6: Pitch matches.
Positions	6	6	6	6 — Position count matches.; HCZZ0514-6: Position count matches.
Current	3A	3A	3A	3A — Current rating matches.; HCZZ0514-6: Current rating matches.

Application & sourcing insights

Questions & answers

Candidates like HCZZ0514-6 and HC-XH-6A-G are functional alternatives with the same pitch, pin count, and electrical ratings. However, they lack the original's PCB locating boss, requiring footprint verification.