Is there a pin-compatible replacement for 0466.200NRHF?

Yes, other fuses in the Littelfuse 466 series, such as 0466.250NRHF, share the same 1206 package and pinout. However, you must verify that any differences in current rating or other electrical characteristics are acceptable.

What risks should I check before replacing 0466.200NRHF?

The primary risk is a mismatch in the current rating, which could lead to inadequate circuit protection. Also verify the fuse's time-current curve (I²t value) and cold resistance to ensure it behaves as expected during normal operation and fault conditions.

0466.200NRHF Alternatives, Datasheet & Cross Reference | Littelfuse

Find and compare alternatives for the Littelfuse 0466.200NRHF, a 0.2A 125V very fast-acting 1206 surface mount fuse. This guide helps you evaluate potential replacements based on key electrical and mechanical parameters.

AI replacement insight

Electrical riskmedium

Mismatched current rating can lead to circuit damage under fault conditions.

Package risklow

Several alternatives exist in the same 1206 package.

Can it be replaced directly?

No exact direct replacement has been identified. The closest options have different current ratings and require engineering review.

Best replacement path

Use a fuse from the same Littelfuse 466 series with a current rating as close as possible to 0.2A, such as 0466.250NRHF, after validation.

Main risk

The main risk is using a fuse with a higher current rating, which compromises the overcurrent protection of the circuit.

Recommended alternatives

A close alternative from the same series with a slightly higher current rating of 0.25A. Review is recommended.

View details

Alternative comparison matrix

Feature / factor	0466.200NRHF	0466.250NRHF	0466.375NRHF	Compatibility / risk
Package	1206	1206	1206	1206 — Package size matches.; 0466.375NRHF: Package size matches.
Voltage	125V	125V	125V	125V — Voltage rating matches.; 0466.375NRHF: Voltage rating matches.
Current	0.2A	0.25A	0.375A	0.25A / 0.375A — Slightly higher current rating provides less protection.; 0466.375NRHF: Higher current rating provides less protection.
Polarity Or Type	Very Fast-Acting	Very Fast-Acting	Very Fast-Acting	Very Fast-Acting — Fuse speed characteristic matches (based on series).; 0466.375NRHF: Fuse speed characteristic matches.
Pinout	2	-	null	null — Pin count missing in catalog data, but 1206 fuses are typically 2-pin.

Application & sourcing insights

Questions & answers

The Littelfuse 0466.250NRHF is a close parametric alternative from the same series, with a slightly higher current rating of 0.25A. Engineering validation is essential to ensure it provides adequate overcurrent protection for your design.