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The Vishay Dale MIL-PRF-18546 Qualified Wirewound Resistors have a complete welded and molded construction for total environmental protection. These resistors mount directly onto a chassis to utilize heat-sink effect. This range of wirewound resistors offers high stability at conventional power ratings and flat marking surface for easy identification.
Molded construction for total environmental protection
Resistance Tolerance 1%
High-temperature silicone coating or encapsulate
Complete welded construction
Meets applicable requirements of MIL-PRF-18546
Available in non-inductive styles (type NH) with Ayrton-Perry winding for lowest reactive components
Mounts on chassis to utilize heat-sink effect
Excellent stability in operation (< 1 % change in resistance)
Motor speed controls
Voltage divider networks
Capacitor charging/discharging regulation