ZH-T1433-T4433
Soft 1 to 3 Shape Heat Shrink Boots
Used for long-term protection of cables and wire harnesses in military equipment, motor sports, and aviation.
Features and benefits
Flexible, high performance elastomeric heat shrink tubing
Used in aerospace, defence, railway and automotive applications
Resistant to diesel fuel, aviation and hydraulic fluids
Description
Raychem 462A heat shrink boots are 3-way molded cable transition boots used for sealing, strain relief, and breakout protection in wire harness systems. They are widely referenced by TE / Raychem part numbers such as 462A421, 462A422, and 462A423, and are commonly used in aerospace, defense, motorsport, and high-performance industrial harness applications.
This page is designed for buyers and engineers looking for TE Raychem 462A421, 462A422, and 462A423 alternatives with similar structural function for cable breakout management, environmental sealing, and long-term mechanical protection.
What Are Raychem 462A Series Heat Shrink Boots?
Raychem 462A heat shrink boots are molded 3-way cable transition boots used to protect branch exits in wire harness systems. They are commonly selected when a main harness needs to split into multiple directions while maintaining strain relief, environmental protection, and organized routing.
These molded boots are widely used in aerospace, military, motorsport, rail, and industrial wire harness applications where heat, vibration, fluid exposure, and mechanical stress are important design concerns.
Key Features:
• Soft material used for mechanical protection and cable strain relief.
• Ideal for cable harness applications where balanced
• better cable adaptation cable branches and breakouts are required.
How to Choose the Right 462A Alternative
Size:

| Model (ZH) | Raychem equivalent model | Type | Usage Instructions |
|---|---|---|---|
| ZH-T1433 | 462A421 | 1-to-3 Shape Heat Shrink Boot | 3-way cable breakout protection, strain relief & environmental sealing |
| ZH-T2433 | 462A422 | 1-to-3 Shape Heat Shrink Boot | 3-way cable breakout protection, strain relief & environmental sealing |
| ZH-T3433 | 462A423 | 1-to-3 Shape Heat Shrink Boot | 3-way cable breakout protection, strain relief & environmental sealing |
| ZH-T4433 | 462A424 | 1-to-3 Shape Heat Shrink Boot | 3-way cable breakout protection, strain relief & environmental sealing |
Typical Applications
- Aerospace wire harness transitions
- Defense and military cable assemblies
- Motorsport wiring systems
- Industrial equipment harness routing
- Connector rear breakout protection
Frequently Asked Questions:
1、What is TE Raychem 462A421 used for?
462A421 is commonly referenced as a 3-way heat shrink cable transition boot used for wire harness breakout protection, sealing, and strain relief.
2、What is the difference between 462A421, 462A422, and 462A423?
These part numbers usually represent different size or material configurations within the same 462A family. Buyers should confirm dimensions, branch layout, and environmental requirements before selecting an alternative.
3、Can I use a 462A alternative instead of the original TE Raychem part?
Yes, but the alternative should be evaluated based on shape, size, material system, and application environment rather than base family number alone.
4、Are 462A boots suitable for motorsport or aerospace harnesses?
Yes. 462A-style molded boots are commonly used in motorsport, aerospace, defense, and industrial harness systems where branch protection and routing reliability are important.
Reference
90° Angle Heat Shrink Boots
222D/222K 90 angle shape Heat Shrink Transition for reliable strain relief and cable protection.
Straight Heat Shrink Boots
202A/202K Straight Heat Shrink Transition for reliable strain relief and cable protection.
1 to 3 Shape Heat Shrink Boots
462A 1 to 3 shape Heat Shrink Transition for reliable strain relief and cable protection.
45° Angle Heat Shrink Boots
342A 45 angle shape Heat Shrink Transition for reliable strain relief and cable protection.
Y Shape Heat Shrink Boots
382A Y shape Heat Shrink Transition for reliable strain relief and cable protection.
T Shape Heat Shrink Boots
322A T shape Heat Shrink Transition for reliable strain relief and cable protection.











