Industrial / Heat Sinks
SRQ-YZ-18
The SRQ-YZ-18 is an industrial-grade heat sink engineered to provide long-term thermal stability for power electronics operating in continuous-duty cycles. The aluminum alloy material offers high thermal conductivity combined with resistance to mechanical vibration. Frequently used in energy storage systems, traction inverters, and industrial welding power sources.
Key Features
- Engineered for long-term thermal stability in continuous-duty power electronics
- Industrial-grade aluminum alloy resists creep and deformation at elevated temperatures
- Consistent thermal performance over extended operational lifecycles
- Compatible with high-power IGBT, MOSFET, and diode module packages
- Mounting surface machined to tight flatness tolerances for reliable thermal contact
Key Specifications
- Product type: heat sink / thermal management component
- Application focus: optical transceiver, networking, power electronics, or industrial electronics thermal management
- Material: aluminum alloy reference; confirm final alloy, temper, and finish during RFQ
- Process note: confirm extrusion, die casting, CNC machining, skiving, bonding, or surface finishing from the customer drawing
- +3 more specs below
Request drawing: This product has local image and specification coverage. Ask sales to confirm the latest drawing revision before sampling or tooling review.
SRQ-YZ-18 Specifications
Product typeheat sink / thermal management component
Application focusoptical transceiver, networking, power electronics, or industrial electronics thermal management
Materialaluminum alloy reference; confirm final alloy, temper, and finish during RFQ
Process noteconfirm extrusion, die casting, CNC machining, skiving, bonding, or surface finishing from the customer drawing
Drawing statusRequest Drawing during RFQ; local PDF not available from the legacy archive
Asset statusOld-site product image available
RFQ checkconfirm dimensions, fin geometry, thermal interface, mounting method, surface finish, packaging, and drawing revision
Typical Applications
Long-term cooling of power electronics in 24/7 industrial automation systems
Thermal management for continuous-duty variable frequency drives
Heat dissipation in always-on industrial power conditioning equipment
Passive cooling for power semiconductors in energy storage systems
Thermal stabilization of rectifier modules in electroplating power supplies
Frequently Asked Questions
How does the SRQ-YZ-18 maintain thermal stability over long operating periods?
The SRQ-YZ-18 uses industrial-grade aluminum alloy that resists thermal creep and oxidation over time. Its stable fin geometry and surface treatment ensure consistent thermal resistance values throughout the product lifecycle, reducing the risk of thermal runaway in continuous-duty applications.
What is the expected service life of the SRQ-YZ-18 in industrial environments?
When operated within rated thermal and environmental conditions, the SRQ-YZ-18 is designed for industrial service lives exceeding 10 years. Periodic inspection of mounting hardware torque and thermal interface material condition is recommended to maintain optimal thermal contact over time.
Is the SRQ-YZ-18 suitable for use with high-power IGBT modules?
Yes. The SRQ-YZ-18's base dimensions and mounting hole pattern are compatible with standard high-power IGBT module footprints. Verify that the heat sink's thermal resistance meets your module's Rth(c-s) and Rth(s-a) budget before finalizing the design.
SRQ-YZ-18 Details
CategoryIndustrial
SubcategoryHeat Sinks
Naming TemplateProduct name from catalog
BrandCZT
OriginChina
Drawing StatusRequest drawing
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Need a Custom Solution?
CZT offers OEM/ODM services with flexible MOQ. Contact our engineering team for custom connector solutions.