Is there a pin-compatible replacement for 126RV0018?

KNSCHA 126RV0017 has the same package and pinout, making it physically pin-compatible. However, it is a significant performance downgrade with lower endurance (2000h vs 5000h) and ripple current.

What risks should I check before replacing 126RV0018?

Before replacing, you must verify endurance life and ripple current ratings, as many alternatives are weaker. Also, check package dimensions, as some substitutes have slightly different heights which may affect board assembly.

126RV0018 Alternatives, Datasheet & Cross Reference | KNSCHA

Find alternatives for the KNSCHA 126RV0018, a 47µF 100V high-endurance (5000h) aluminum electrolytic capacitor. This guide analyzes pin-compatible downgrades and strong functional alternatives to help you make the right choice.

AI replacement insight

Electrical riskhigh

Many alternatives have lower endurance (2000h vs 5000h) and/or ripple current ratings.

Package risklow

Several candidates have slightly different package heights, which requires mechanical clearance verification.

Can it be replaced directly?

No verified direct drop-in replacement exists. The closest is KNSCHA 126RV0017, but it's a performance downgrade. Lelon VZH470M2ATR-1010 is a strong functional alternative.

Best replacement path

Lelon VZH470M2ATR-1010 is the strongest candidate, offering matching or better performance and AEC-Q200 qualification.

Main risk

The primary risk is substituting with a part that has lower endurance or ripple current, which could compromise system reliability.

Recommended alternatives

Strong functional alternative with matching endurance, higher ripple current, and AEC-Q200 qualification.

View details

Alternative comparison matrix

Feature / factor	126RV0018	VZH470M2ATR-1010	126RV0017	Compatibility / risk
Package	10mm x 10.5mm	10mm x 10mm	SMD, 10mm x 10.5mm	10mm x 10mm / SMD, 10mm x 10.5mm — Slightly shorter (0.5mm). Footprint is compatible.; 126RV0017: Package dimensions match.
Electrical	47µF, 100V, ±20%	47µF, 100V, ±20%	47µF, 100V, ±20%	47µF, 100V, ±20% — Capacitance, voltage, and tolerance match.; 126RV0017: Capacitance, voltage, and tolerance match.
Endurance	5000h @ 105°C	5000h @ 105°C	2000h @ 105°C	5000h @ 105°C / 2000h @ 105°C — Endurance matches target.; 126RV0017: Significant downgrade in operational life.
Ripple Current	200mA @ 120Hz	220mA @ 120Hz	140mA @ 120Hz	220mA @ 120Hz / 140mA @ 120Hz — Higher ripple current capability.; 126RV0017: Lower ripple current handling capability.
Qualification	Standard	AEC-Q200	-	AEC-Q200 — Automotive grade, may offer higher reliability.

Application & sourcing insights

Questions & answers

The best alternative found is the Lelon VZH470M2ATR-1010. It matches the 5000-hour endurance, has a higher ripple current rating, and is AEC-Q200 qualified, making it a potential upgrade.