110800 Enhanced Trailer Spring Brake Control Valve for Sealco 55 PSI

This Trailer Spring Brake Control Valve is an enhanced replacement control valve compatible with Sealco 110800 spring brake systems, operates at 55 PSI, and matches OEM Part# 110800.

Product Overview

The Trailer Spring Brake Control Valve precisely regulates spring brake hold-off pressure at 55 PSI for heavy-duty trailer air brake systems. Designed as a direct replacement for Sealco 110800 valves, this trailer spring brake control valve ensures consistent brake release and reliable parking brake function. Fleet operators and owner-operators rely on the valve to maintain safe and predictable trailer braking.

Key Features & Performance

• Pre-set 55 PSI pressure output matches OEM specification for spring brake hold-off
• Direct replacement form factor simplifies installation on existing Sealco 110800 mounts
• Corrosion-resistant housing and seals extend service life in harsh under-trailer environments
• Consistent crack pressure and flow characteristics prevent brake drag or premature engagement
• Enhanced internal design reduces sticking and improves cold-weather reliability

Common Uses

• Trailer spring brake control circuits on commercial dry vans and flatbeds
• Heavy-duty air brake systems on agricultural and construction trailers
• Replacement of a worn or leaking Sealco 110800 valve in fleet preventive maintenance
• Ensuring parking brake hold-off pressure remains stable during extended stops

Technical Specifications

• Part Number(s): 110800
• Operating Pressure: 55 PSI

Frequently Asked Questions

Q: Can this valve be used with other brands besides Sealco? A: It is engineered as a direct-fit replacement for Sealco 110800 valves and may function with other 55 PSI spring brake circuits if port configuration and mounting match.

Q: Is the pressure setting adjustable? A: This Trailer Spring Brake Control Valve is factory-set to 55 PSI and is not field-adjustable to preserve consistent brake system performance.

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