myMectronic
myMectronic

A Premier B2B Part Search

Ohmite CSM22140AE Board Mount Heat Sink

The OHMITE CSM Series heat sinks are economically priced solutions for thermal management of TO-220 devices and power resistors. Available in five configurations with surface areas ranging from 1188 to 6645 square millimeters, these heat sinks feature a black anodized surface treatment for optimal heat dissipation. They offer a range of thermal performance, solderable mounting feet, and multiple mounting hole options for versatile device attachment. For improved thermal performance, consider using thermal joint compound or phase change material between the heat sink and the device.

Authorized Distributors
Source:DigiKey
Part No:CSM221-40AE
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1.99487
Buy/RFQ:
Part No:CSM221-40AE
Stock:0
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:
Part No:CSM221-40AE
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.82
Buy/RFQ:
Part No:CSM221-40AE
Stock:26
Inv Date:06-01-2026
Price: Unit price: $2.03
Buy/RFQ:
Part No:CSM221-40AE
Stock:26
Inv Date:06-01-2026
Price: Unit price: $2.03
Buy/RFQ:
Part No:CSM221-40AE
Stock:5048
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:

Ohmite CSM22140AE Board Mount Heat Sink Specifications:

  • Surface Area: 6.14 / 3,960 mm²
  • Weight: 0.43 / 12.2 oz
  • Length L: 40 mm
  • Thermal Resistance: 12.1 °C/W
  • Material: Aluminum Alloy 6063-T5 or Equivalent
  • Finish: Black Anodized
  • Solder Foot: Cold-rolled Steel, surface tin plated
  • Mounting Holes: 1, 2, or 3
  • Thermal Compound: 0.005 Grafoil (TGon 800 by Laird) or phase change material (Hi-Flow by Bergquist)

Buy the CSM221-40AE OHMITE Board Mount Heat Sink | myMectronic

Securely purchase the OHMITE CSM221-40AE heat sink and ensure reliable component sourcing for your industrial applications.

Buy Now

Frequently Asked Questions

Where can I buy Ohmite CSM22140AE?

You can click on the BUY or RFQ button to purchase CSM22140AE from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part CSM22140AE?

You can download the CSM22140AE datasheet or visit the Ohmite website for support.

Who is the manufacturer of CSM22140AE?

Ohmite

Ohmite Part List

Browse and search other Ohmite parts, locate datasheets and stock

Sponsored by