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Ohmite CLATO21E High-Performance Aluminum Heatsink

The CR series heatsinks feature universal cam-clip design for easy, tool-free assembly, suitable for high power density applications and small electronic packages. Made from aluminum alloy 6063-T5, models like CR101, CR201, CR301, and CR401 provide excellent thermal performance with low thermal resistance, lightweight construction, and corrosion resistance. These heatsinks are ideal for forced convection cooling and dynamic device configurations, reducing assembly costs with resilient spring clips that deliver consistent force for reliable securement. Optional insulators and anodized finishes enhance versatility and durability.

Authorized Distributors
Source:DigiKey
Part No:CLA-TO-21E
Stock:3905
Inv Date:06-01-2026
Price: Unit price: $2.2
Buy/RFQ:
Part No:CLA-TO-21E
Stock:0
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:
Part No:CLA-TO-21E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.2
Buy/RFQ:
Part No:CLA-TO-21E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $3.74
Buy/RFQ:
Part No:CLA-TO-21E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $3.74
Buy/RFQ:

Ohmite CLATO21E High-Performance Aluminum Heatsink Specifications:

  • Material: Aluminum alloy 6063-T5 or equivalent
  • Surface finish: Anodized or degreased, bright nickel plating
  • Heatsink area and weight vary by model: CR101-25 (20 in² / 12.785 oz), CR101-50 (40 in² / 25.57 oz), CR101-75 (60 in² / 38.355 oz), CR201-25 (36.8 in² / 23.705 oz), CR201-50 (73.5 in² / 47.409 oz), CR201-75 (110 in² / 71.114 oz), CR301-25 (19.5 in² / 12.595 oz), CR301-50 (39 in² / 25.189 oz), CR301-75 (58.5 in² / 37.784 oz), CR401-25 (31.7 in² / 20.477 oz), CR401-50 (63.5 in² / 40.954 oz), CR401-75 (95.2 in² / 61.431 oz)
  • Dimensions range in length from 25 mm to 75 mm depending on model
  • Thermal resistance varies, e.g., CR101-25 at 76°C/W, CR201-75 at 26°C/W, CR401-75 at 3.0°C/W
  • Colors include natural anodized, degreased, or black anode finishes
  • Compatible with TO-247, TO-264 packages, with optional insulators like Sil-Pad 900-S, K6, K8, K10
  • Designed for forced convection cooling with thermal resistance optimized for high-power electronic devices
  • RoHS compliant, PCB mounting options available, resilient spring clips ensure reliable locking
  • Operating temperature range from -55°C to +105°C

Buy the Ohmite Series CR Heatsink: CLATO21E

Purchase the Ohmite Series CR heatsink CLATO21E online today to ensure optimal thermal management for your electronic devices. Designed with universal cam-clip fastening, these heatsinks provide easy, tool-free installation, reducing assembly time and costs. Made from durable aluminum alloy 6063-T5, they offer excellent thermal conductivity, low thermal resistance, and corrosion resistance. Suitable for high power density applications, forced convection cooling, and small electronic packaging, these heatsinks are essential for reliable and efficient thermal performance in demanding electronic environments.

Order your Ohmite Series CR heatsink CLATO21E today and give your high-power electronic projects the dependable cooling performance they deserve.

Frequently Asked Questions

Where can I buy Ohmite CLATO21E?

You can click on the BUY or RFQ button to purchase CLATO21E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part CLATO21E?

You can download the CLATO21E datasheet or visit the Ohmite website for support.

Who is the manufacturer of CLATO21E?

Ohmite

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