Coilhose Pneumatics 123USE – 2-in-1 Automatic Safety Exhaust Coupler, 1/2″ Body x 3/8″ NPT(F)

Coilhose Pneumatics 123USE – 2-in-1 Automatic Safety Exhaust Coupler, 1/2″ Body x 3/8″ NPT(F), Universal Interchange

The Coilhose Pneumatics 123USE is a 2-in-1 automatic safety exhaust coupler designed to make connecting and disconnecting air lines safer and more convenient. This quick connect adapter automatically vents downstream air pressure during disconnection to help prevent dangerous hose whip, making it an excellent choice for shop, industrial, and maintenance environments.

Key Features

2-in-1 design accepts both Industrial and Automotive (Tru-Flate) style plugs

Automatic safety exhaust function vents downstream pressure before full disconnect

Helps reduce hose whip and improves operator safety when uncoupling air lines

1/2″ body size with 3/8″ NPT(F) thread for common shop air plumbing

Durable construction with chrome-plated steel and aluminum components

Straight-body configuration for easy installation in air lines or manifolds

Typical Applications

General shop air lines and drops in automotive, industrial, and maintenance facilities

Bench air outlets for blow guns and light to medium-duty pneumatic tools

Service stations and repair bays where hoses are frequently connected and disconnected

Air distribution manifolds that require a universal, safety exhaust style coupler

Benefits

Improves safety by exhausting downstream pressure before disconnection

Reduces risk of hose whip and sudden movement when uncoupling

Universal compatibility with two common plug styles simplifies tool and hose selection

Rugged materials provide long service life in demanding environments

Technical Details

Model: 123USE

Body Size: 1/2″

Port Size: 3/8″ NPT(F)

Type: Automatic safety exhaust quick connect coupler

Material: Chrome-plated steel and aluminum

Interchange: Industrial and Automotive (Tru-Flate) style plugs

Notes

This safety exhaust coupler is ideal for general-purpose air lines. It is typically not recommended for direct connection to heavy, high-impact pneumatic tools. Always verify pressure and flow ratings against your system requirements and follow Coilhose Pneumatics installation and safety guidelines.