The PolarCool Shear Key Replacement (Part No. 1019-2417) is an essential replacement component for all belt drive portable evaporative air coolers, industrial air coolers, and swamp coolers. This precision-engineered shear key creates a secure connection between the pulley and shaft, ensuring reliable power transmission in evaporative cooling fans. Used on both the fan prop pulley end of the shaft and the motor pulley end of the shaft, this shear key is a critical component for maintaining optimal performance in warehouse cooling, outdoor cooling systems, and heavy-duty evaporative coolers.

Key Features

• Shear key replacement for all belt drive PolarCool evaporative cooling fans.
• Creates secure connection between pulley and shaft for reliable power transmission.
• Used on fan prop pulley end and motor pulley end of shaft.
• Compatible with all PolarCool belt drive models including 48" portable evaporative air coolers. Durable construction for long-lasting performance in industrial air coolers and high-velocity fans.
• Essential cooling accessories and replacement parts for coolers maintenance inventory.

Benefits

• Ensures secure pulley-to-shaft connection for reliable power transmission in evaporative cooling fans.
• Prevents slippage and maintains optimal performance in swamp coolers and heavy-duty evaporative coolers.
• Durable construction resists wear and extends equipment service life for warehouse cooling systems.
• Simplifies installation and reduces service time for maintenance teams.
• Compatible with all PolarCool belt drive models for versatile replacement parts for coolers inventory.
• Critical component for maintaining energy-efficient cooling solutions and optimal airflow.

Applications

• Replacement parts for coolers: All PolarCool belt drive evaporative cooling fans.
• Used on fan prop pulley end of shaft and motor pulley end of shaft.
• Ideal for warehouse cooling, outdoor cooling solutions, and portable evaporative air coolers.
• Suitable for industrial air coolers, swamp coolers, and commercial cooling applications. 
• Essential cooling accessories for best portable evaporative cooler for summer maintenance.
• Recommended for maintenance inventories and service kits for facilities managing PolarCool equipment.

Compatibility & Installation Notes

• Compatible With: All PolarCool belt drive evaporative cooling fans including 48" models (120V and 240V, 50Hz and 60Hz). Quantity

Specifications

• Compatible Pulleys: Motor pulleys (SKU 1011-2650, 1011-2647) and prop pulleys (SKU 1011-0100).
• Disconnect power and follow lockout/tagout procedures before installation.
• Inspect shear key for damage, wear, or cracks before installation and replace if defects are present.
• Ensure shear key is properly seated in keyway to prevent slippage and power transmission loss.
• Verify pulley is securely mounted after shear key installation.
• Check belt tension and alignment after installation to ensure optimal performance. 
• Follow manufacturer installation guidelines for safe, reliable operation. 
• Test fan operation after installation to confirm proper power transmission and airflow.

Specifications

• Type: Shear Key
• Function: Pulley-to-shaft connection for belt drive models
• Compatible Models: All PolarCool belt drive evaporative cooling fans
• Application: Fan prop pulley end and motor pulley end of shaft
• Quantity: Reference shaft or pulley part number for specifications

Why Choose

This PolarCool Shear Key For maintenance teams and facility operators managing PolarCool portable evaporative air coolers, industrial air coolers, and swamp coolers, the Shear Key Replacement (1019-2417) offers a durable, precision-fit component that ensures secure pulley-to-shaft connection, maintains optimal power transmission, and supports reliable cooling performance across warehouse cooling, outdoor cooling systems, and heavy-duty evaporative coolers — delivering energy-efficient cooling solutions for demanding environments.

Key Features

• Genuine PolarCool replacement component
• Built for durability and reliable cooling performance
• Designed for easy installation

Compatibility

36" Single Speed Fans, 48" PolarCool fans