Wakefield Thermal Solutions · Electronic Components
490-6K
Heat Sink, Extruded, For Power Semiconductors, 0.3 °C/W, 235 mm, 171.5 mm, 152 mm
Part Number490-6K
ManufacturerWakefield Thermal Solutions
AvailabilityAvailable to order — request a quote
Specifications
RohscompliantYES
External Height Imperial6.8 "
Hazardousfalse
RohsphthalatescompliantYES
Product Range-
IscanonicalY
External Width Imperial9.3 "
Heat Sink MaterialAluminum
External Length Metric152 mm
SvhcNo SVHC (21-Jan-2025)
External Height Metric171.5 mm
External Length Imperial6 "
External Diameter Imperial-
Thermal Resistance0.3 °C/W
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 490-6K available?
We can source 490-6K even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 490-6K by Wakefield Thermal Solutions obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 490-6K has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 490-6K?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 490-6K?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.