Is there a pin-compatible replacement for MF1W-10KΩ±1%T?

Yes, several axial-leaded resistors are pin-compatible, such as the MF3WS-10KΩ±1% T. However, 'pin-compatible' does not guarantee electrical interchangeability; always check power, TCR, and physical dimensions.

What risks should I check before replacing MF1W-10KΩ±1%T?

Key risks include changes in power rating (affecting size), temperature coefficient (TCR), and tolerance. Using a part with a worse TCR (e.g., >100ppm/°C) or wider tolerance (e.g., 5%) can affect circuit stability and precision.

MF1W-10KΩ±1%T Alternatives, Datasheet & Cross Reference | Ningbo Songle Relay Co., Ltd.

Finding a substitute for the MF1W-10KΩ±1%T, a 1W 10kΩ 1% metal film resistor, involves matching key parameters. Alternatives exist with higher power ratings, but require checking TCR and physical size.

AI replacement insight

Electrical riskmedium

TCR and technology mismatches in some candidates require careful evaluation.

Package risklow

All candidates are axial, but higher power parts may be physically larger.

Sourcing risklow

10kΩ 1W is a common resistor value with multiple sources available.

Can it be replaced directly?

MF3WS-10KΩ±1% T is a strong candidate, offering a higher 3W power rating while matching the 10kΩ resistance and ±1% tolerance. However, its physical size and TCR must be verified for your specific circuit.

Best replacement path

Upgrade to a higher power resistor like MF3WS-10KΩ±1% T (3W), which meets the 1.5x power safety rule.

Main risk

The main risk is overlooking the Temperature Coefficient of Resistance (TCR), as some alternatives have a significantly worse TCR which can impact performance in sensitive circuits.

Recommended alternatives

A strong alternative with a higher 3W power rating, matching resistance and tolerance.

View details

Alternative comparison matrix

Feature / factor	MF1W-10KΩ±1%T	MF3WS-10KΩ±1% T	MF2WS-10KΩ±1%T	Compatibility / risk
Resistance	10kΩ	10kΩ	10kΩ	10kΩ — Resistance matches.; MF2WS-10KΩ±1%T: Resistance matches.
Tolerance	±1%	±1%	±1%	±1% — Tolerance matches.; MF2WS-10KΩ±1%T: Tolerance matches.
Power	1W	3W	2W	3W / 2W — Higher power rating provides more design margin.; MF2WS-10KΩ±1%T: Higher power rating provides more design margin.
Tcr	Not specified	±100 PPM/°C	±200 PPM/°C	±100 PPM/°C / ±200 PPM/°C — TCR may be weaker than target; review required for precision circuits.; MF2WS-10KΩ±1%T: Significantly weaker TCR. Not suitable for temperature-sensitive applications.
Package	Axial	Axial	Axial	Axial — Package type matches, but physical dimensions may differ due to higher power.; MF2WS-10KΩ±1%T: Package type matches.

Application & sourcing insights

Questions & answers

MF3WS-10KΩ±1% T is a strong alternative, offering a higher 3W power rating with the same resistance and tolerance. Verify its physical size and TCR (±100ppm/°C) for your application.