What risks should I check before replacing MPX104K31B4KN20600?

The main risks are using a non-safety capacitor or a part with incorrect lead spacing. Always ensure the replacement is X2-rated for AC line use and has a 7.5mm lead pitch for a drop-in fit.

MPX104K31B4KN20600 Alternatives, Datasheet & Cross Reference | KNSCHA

The KNSCHA MPX104K31B4KN20600 is a standard 100nF, 275VAC, X2 safety capacitor with a 7.5mm lead pitch. Several alternatives exist, but careful attention must be paid to safety ratings and lead spacing.

AI replacement insight

Electrical risklow

Provided the replacement is also an X2-rated capacitor with >=275VAC rating.

Package riskmedium

Lead pitch must be 7.5mm for a drop-in fit. Several alternatives have 10mm pitch.

Can it be replaced directly?

Direct replacement for MPX104K31B4KN20600 should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Use PX104K2C0702 for a cross-vendor option or MPX104K31B5KN20600 for a same-manufacturer option.

Main risk

The primary risk is substituting with a non-safety capacitor or one with a different lead pitch, causing safety hazards or assembly issues.

Recommended alternatives

A near-identical X2 safety capacitor from the same manufacturer with matching key electrical and mechanical specifications.

View details

Alternative comparison matrix

Feature / factor	MPX104K31B4KN20600	MPX104K31B5KN20600	PX104K2C0702	Compatibility / risk
Package	Radial, 7.5mm Pitch	Radial, 7.5mm Pitch	Radial, 7.5mm Lead Pitch	Radial, 7.5mm Pitch / Radial, 7.5mm Lead Pitch — Identical lead pitch and radial form factor.; PX104K2C0702: Identical lead pitch and radial form factor.
Capacitance	100 nF	100 nF	100 nF	100 nF — matched; PX104K2C0702: matched
Voltage	275V	275V	310V	275V / 310V — Both are X2 safety rated for 275VAC.; PX104K2C0702: Higher voltage rating is a safe upgrade.
Tolerance	±10%	±10%	-	±10% — matched
Manufacturer	KNSCHA	-	KYET	KYET — Cross-vendor alternative.

Application & sourcing insights

Questions & answers

Verified drop-in options for MPX104K31B4KN20600 are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.