RW3T1R40D

KOA Speer · resistor

resistance1.4 (1.4)
tolerance0.005 (5 m)
power_rating3 (3)
power_rating_temperature25 (25)
max_voltage200 (200)
familyRW3
technologywirewound

Report a problem with this part (opens a public GitHub issue) · data quality

Substitutes

Best 5 of 1874 scored candidates from other manufacturers (catalogue version 44272244696ae387).

PartManufacturerGradeDirectionFootprint
RWR89S1R40FRB12Vishayminor_reviewdowngradesmaller
RWR89S1R40FRBSLVishayminor_reviewdowngradesmaller
RWR89S1R40FRRSLVishayminor_reviewdowngradesmaller
RWR89S1R40FRS70Vishayminor_reviewdowngradesmaller
RWR89S1R40FRS73Vishayminor_reviewdowngradesmaller

Grades: drop_in, minor_review, major_review, redesign, no_substitute. “unverified” means a record is silent on that point, not that the part passed it. full cross-reference as JSON.

Values are SI base units; a spec not listed is not stated in the part's record (it is not zero). Machine access: MCP at /mcp, /llms.txt. Open catalogue — Kelvin.