Aftermarket G14 Auto Drain Valve WBK-20 for Air Compressor

This Aftermarket G14" Auto Drain Valve WBK-20 is a replacement automatic drain valve intended for air compressor systems.

Product Overview

This auto drain valve automatically expels moisture and condensate from air compressor tanks, preventing rust and maintaining air quality. Designed as a direct replacement for WBK-20 models, it is ideal for industrial and workshop air compressors that require reliable, hands-off drainage.

Key Features & Performance

• Automatic timed draining cycle removes condensate without manual intervention
• G14" (1/4 inch) NPT thread for standard air compressor tank ports
• Rugged aftermarket construction designed for long service life
• Easy installation with basic hand tools
• Helps extend compressor life by preventing internal corrosion

Fitment & Compatibility

• Compatible with air compressors using a WBK-20 style auto drain valve
• Fits standard 1/4 inch NPT drain port openings

Common Uses

• Automatic draining of air compressor tanks in workshops and garages
• Maintaining air quality in pneumatic systems
• Replacing worn or manual drain valves on stationary compressors

Technical Specifications

• Part Number(s): WBK-20
• Thread Size: G14" (1/4 inch NPT)
• Type: Automatic timed drain valve

Frequently Asked Questions

Q: How does this auto drain valve work? A: It opens automatically on a timed interval to release accumulated moisture from the air compressor tank, then closes to maintain pressure.

Q: Is this valve compatible with all air compressors? A: It fits compressors with a 1/4 inch NPT drain port and is designed as a replacement for WBK-20 style valves; verify your port size before purchase.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.