Trailer Air Coupling With Shut-Off Valve 3-Part
Allan Davis
on
09/02/2026
Trailer Air Coupling With Shut-Off Valve 3-Part
$44.00
Trailer air coupling with integrated shut-off valve for controlled workshop air supply when releasing semi-trailer spring brakes or making adjustments. Supplied as a three-part field fitting, plus a quick-connect inlet and hose-tail outlet, with 1050kPa max pressure marked on the handle.
Part number INTC-AIR.
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Description
Overview
Trailer Air Coupling Shut-Off Valve 3-Part connects workshop air to a trailer air line so you can release spring brakes for moving, servicing, or set-up work. The shut-off valve lets you control airflow rather than dumping pressure suddenly, so you can make changes steadily while watching the trailer response.
Features
This shut-off valve gives you start and stop control while you monitor the system. The quick-connect coupling helps you connect and disconnect cleanly during routine workshop tasks. The three-part field fitting format also lets you assemble the unit to suit your preferred hose routing.
- Integrated shut-off valve for controlled airflow
- Quick-connect inlet for workshop compressor use
- Hose-tail outlet for flexible hose connection
- Supplied as a 3-part field fitting and must be sealed during assembly before pressurising
Specifications and Materials
Notably, the valve handle marking shows a 1050kPa maximum working pressure.
Part number: INTC-AIR.
Safety guidance is available in the Safe Work Australia compressed air information sheet
Secondly, the kit is supplied as precision-machined metal components and it needs a suitable sealing method during assembly.
Compatibility and Fitment
Select this valve by function and confirm your hose and fitting compatibility before pressurising. Because this is a field-assembled fitting, ensure threads and sealing faces are clean before assembly, then connect and disconnect with the system depressurised.
Compliance and Safety
Only competent persons should work on pressurised air systems and trailer braking components. Isolate and depressurise the system before connecting, then open the valve slowly while you watch for movement. If you notice leaks, hose movement, or unexpected trailer response, shut the valve and depressurise before you continue.
Trailer Applications
Use Trailer Air Coupling Shut-Off Valve 3-Part when you need to temporarily charge a semi-trailer air line from a workshop compressor so you can release spring brakes for recovery moves. It also suits yard positioning after repairs or brake checks where controlled airflow matters, and the shut-off handle lets you stop flow quickly if a leak or unexpected movement occurs.
Cross-reference and Suitability
No verified interchange part numbers are currently published for this item, so select it by function and confirm your hose and fitting compatibility before pressurising.
Why Choose ICS Trailers
ICS Trailers supplies practical workshop and field solutions built around real trailer servicing needs. You also get local support to help you choose parts that suit heavy trailer applications and day-to-day maintenance work.
Online prices apply to website orders only. In-store pricing may differ.







