Key Features

✓ Equal & Reducing Union Fittings
✓ Straight Pneumatic Tube Coupler
✓ One-Touch Push-In Connection
✓ 4mm to 12mm Tube Sizes
✓ Equal & Reducing Tube Options
✓ Joins Two Tubes Inline
✓ Nylon & Polyurethane Tubing
✓ Operating Pressure 0–10 Bar
✓ Maximum Pressure 15 Bar
✓ Vacuum Rated to -1 Bar
✓ Temperature -20°C to +70°C
✓ Lightweight PA66 Body
✓ NBR Sealing Rings
✓ Stainless Steel Lock Claws
✓ Durable POM Sleeve & Lock Ring
✓ Zinc Alloy Release Collet
✓ Secure Tube Retention
✓ Quick Installation & Removal
✓ No Tools or Sealant Required
✓ Compact Inline Connection
✓ Pneumatic & Vacuum Systems
✓ Automation & Control Systems

Description

Air Line Equal & Reducing Union Push-to-Connect Fittings – GPU Series


Advanced Pneumatic One-Touch Tube Couplers

The GPU Series of Air Line Equal and Reducing Union Push-to-Connect Fittings provides a fast, dependable way to join Nylon or Polyurethane tubing in pneumatic and vacuum systems.

These compact one-touch push-fit connectors enable instant tube connection and release, eliminating the need for tools or sealant and ensuring a clean, leak-free joint every time.

Available in metric tube sizes 4mm, 6mm, 8mm, 10mm, and 12mm, the GPU range includes both equal and reducing union versions, offering maximum flexibility for system layouts.

High-Performance Construction

Each fitting features a PA66 body with NBR sealing rings, stainless-steel lock claws, and a POM sleeve and lock ring for secure and repeatable engagement.
A zinc-alloy collet provides excellent tube grip and smooth release, while the lightweight polymer body ensures resistance to vibration and corrosion.

Technical Performance

Operating pressure: 0 to 10 bar (0–150 PSI)
Maximum pressure: 15 bar (217 PSI)
Vacuum rating: –1 bar (–100 kPa / –29.5 in Hg)
Temperature range: –20 °C to +70 °C (–4 °F to +150 °F)
Compatible tubing: Polyurethane and Nylon
Materials: PA66, NBR, POM, Zinc Alloy, Stainless Steel
HS Code: 8467190000

Applications

Ideal for:
Joining two pneumatic tubes inline
Equal or reducing air line transitions
Vacuum and automation circuits
Factory air and control panel systems

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View Technical Specification

Technical Specification

Brand: Connexion

Model: GPU

Width: 21.50 mm

Height: 50.00 mm

Depth: 21.50 mm

Weight: 0.10 kg

Valve / Product Type: AirLine Fittings + Tube

Body Material: Delrin (POM)

Port Size: 4mm, 6mm, 8mm, 10mm, 12mm

Pressure: Vacuum, 0.02 Bar (20 mBar), 0.1 Bar (100 mBar), 0.2 Bar (200 mBar), 0.3 Bar (300 mBar), 0.4 Bar (400 mBar), 0.5 Bar (500 mBar), 0.6 Bar (600 mbar), 0.7 Bar (700 mBar), 0.8 Bar (800 mBar), 1 Bar, 1.2 Bar, 1.3 Bar, 1.4 Bar, 1.5 Bar, 1.6 Bar, 2 Bar, 2.5 Bar, 3 Bar, 3.5 Bar, 4 Bar, 4.5 Bar, 5 Bar, 5.5 Bar, 6 Bar, 6.5 Bar, 7 Bar, 7.5 Bar, 8 Bar, 8.5 Bar, 9 Bar, 10 Bar

Seals: NBR

Media: Air, Vacuum (Low), Vacuum (Medium)

Spares (Coils, Connectors, Seals): Mounting Bracket

Push Fit union straight connector equal + reducing 4mm-12mm

£0.43 incl. VAT £0.36 ex. VAT

-50% Was £0.86 incl. VAT

Brand: Connexion

Model: GPU

Stock: 1254 in stock

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