Enhanced Trailer Spring Brake Control Valve For Sealco 110800 55 PSI Brake Valve

Trailer Spring Brake Control Valve for Sealco

Replacement spring brake control valve pre-set to 55 PSI, compatible with Sealco 110800 systems, offering reliable parking and emergency brake release for trailer air brake setups.

Overview

This Trailer Spring Brake Control Valve delivers precise control of spring brake chambers on commercial trailers. The valve is factory preset to 55 PSI and serves as a direct substitute for Sealco 110800 valves, restoring proper brake release and hold-off functions. Fleet operators and owner-operator truckers alike rely on this Trailer Spring Brake Control Valve to maintain compliance and safety during parking and emergency stops.

Built For Performance

• Pre-calibrated 55 PSI setting eliminates field adjustment
• Direct interchange with Sealco 110800 for fast replacement
• Corrosion-resistant materials withstand road salt and moisture
• Positive sealing design prevents air leaks under pressure
• Compact body fits tight mounting spaces on trailer chassis

On-The-Job Use

• Releases spring brakes for towing or yard movement
• Controls parking brake application on semi-trailers
• Manages emergency braking when air supply drops
• Installed in trailer air systems to meet FMVSS 121 requirements
• Used during trailer inspections and maintenance checks

Specs At A Glance

Good To Know

Q: Is this valve preset at 55 PSI? A: Yes, it arrives factory-set to 55 PSI, so it is ready to install without additional calibration.

Q: Will it fit all Sealco 110800 applications? A: It is engineered as a direct-fit replacement for Sealco 110800 valves, but always verify port sizes and mounting pattern against your specific trailer air system.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.